{"id":69033,"date":"2024-12-20T11:10:00","date_gmt":"2024-12-20T09:10:00","guid":{"rendered":"https:\/\/foxminded.ua\/?p=69033"},"modified":"2024-12-13T18:53:45","modified_gmt":"2024-12-13T16:53:45","slug":"sozdanie-veb-servera-na-node-js","status":"publish","type":"post","link":"https:\/\/foxminded.ua\/ru\/sozdanie-veb-servera-na-node-js\/","title":{"rendered":"\u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u043d\u0430 Node.js: \u043f\u043e\u0448\u0430\u0433\u043e\u0432\u043e\u0435 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0441\u0432\u043e\u0435\u0433\u043e \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u043d\u0430 <a href=\"https:\/\/foxminded.ua\/ru\/node-js-1\/\">Node.js<\/a> \u0437\u0432\u0443\u0447\u0438\u0442 \u0442\u0430\u043a, \u0431\u0443\u0434\u0442\u043e \u044d\u0442\u043e \u0442\u043e\u043b\u044c\u043a\u043e \u0434\u043b\u044f \u043a\u0440\u0443\u0442\u044b\u0445 \u0431\u044d\u043a\u0435\u043d\u0434-\u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432? \u0410 \u0432\u043e\u0442 \u0438 \u043d\u0435\u0442. Node.js \u0434\u0430\u0435\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0431\u0443\u043a\u0432\u0430\u043b\u044c\u043d\u043e \u043a\u0430\u0436\u0434\u043e\u043c\u0443, \u0434\u0430\u0436\u0435 \u043d\u0430\u0447\u0438\u043d\u0430\u044e\u0449\u0435\u043c\u0443, \u043d\u0430\u0441\u0442\u0440\u043e\u0438\u0442\u044c \u0440\u0430\u0431\u043e\u0447\u0438\u0439 \u0441\u0435\u0440\u0432\u0435\u0440 \u0437\u0430 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0448\u0430\u0433\u043e\u0432. \u0418 \u0434\u0430\u0432\u0430\u0439, \u043f\u043e\u043a\u0430 \u0442\u044b \u043d\u0435 \u0437\u0430\u043a\u0440\u044b\u043b \u0432\u043a\u043b\u0430\u0434\u043a\u0443, \u2014 \u0440\u0430\u0437\u0431\u0435\u0440\u0435\u043c \u0432\u043c\u0435\u0441\u0442\u0435, \u0447\u0435\u043c \u0436\u0435 \u0445\u043e\u0440\u043e\u0448 Node.js web server \u0438 \u043a\u0430\u043a \u0435\u0433\u043e \u043d\u0430\u0441\u0442\u0440\u043e\u0438\u0442\u044c. \u0410 \u043e\u0441\u0432\u043e\u0438\u0442\u044c \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0435 \u043a\u0443\u0440\u0441\u044b \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a \u043c\u043e\u0436\u0435\u0442 \u0432 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 <a href=\"https:\/\/foxminded.ua\/ru\/\">FoxmindEd<\/a>.<\/p>\n\n\n    <div class=\"adv_block\">\r\n        <div class=\"top_text\">FoxmindEd \u043f\u0440\u0438\u0433\u043b\u0430\u0448\u0430\u0435\u0442 \u043d\u0430\u0447\u0438\u043d\u0430\u044e\u0449\u0438\u0445 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u043e\u0441\u0432\u043e\u0438\u0442\u044c <a href=\"https:\/\/foxminded.ua\/ru\/node-js-1\/\">Node.js<\/a> \u043d\u0430 \u043a\u0443\u0440\u0441\u0430\u0445 \u043c\u0435\u043d\u0442\u043e\u0440\u0438\u043d\u0433\u0430!\r\n\u041c\u0435\u043d\u0442\u043e\u0440\u0438\u043d\u0433 \u0443 \u043d\u0430\u0441 &#8212; \u0444\u043e\u0440\u043c\u0430\u0442, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u0441\u043d\u043e\u0432\u0430\u043d \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043d\u0430 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0437\u0430\u0434\u0430\u043d\u0438\u044f\u0445 \u0438 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0435 \u043e\u043f\u044b\u0442\u043d\u044b\u0445 \u043c\u0435\u043d\u0442\u043e\u0440\u043e\u0432.<\/div>\r\n        \r\n        <a href=\"https:\/\/foxminded.ua\/ru\/node-js-1\/\" class=\"adv_block_btn btn btn-primary\">\r\n            \u0414\u0435\u0442\u0430\u043b\u0438 \u043a\u0443\u0440\u0441\u0430        <\/a>\r\n    <\/div>\r\n\n\n\n<h2 class=\"wp-block-heading\">\u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043f\u0440\u0435\u0438\u043c\u0443\u0449\u0435\u0441\u0442\u0432\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f Node.js \u0434\u043b\u044f \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u041f\u043e\u0447\u0435\u043c\u0443 \u0436\u0435 Node.js \u0441\u0435\u0440\u0432\u0435\u0440 \u0442\u0430\u043a \u043f\u043e\u043f\u0443\u043b\u044f\u0440\u0435\u043d?<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0412\u043e-\u043f\u0435\u0440\u0432\u044b\u0445, \u043e\u043d \u0441\u043e\u0437\u0434\u0430\u043d \u043d\u0430 \u0431\u0430\u0437\u0435 \u0434\u0432\u0438\u0436\u043a\u0430 V8 \u043e\u0442 Google, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 JavaScript (\u044d\u0442\u043e\u0442 \u044f\u0437\u044b\u043a \u043c\u043d\u043e\u0433\u0438\u0435 \u0443\u0436\u0435 \u0437\u043d\u0430\u044e\u0442 \u0438 \u043b\u044e\u0431\u044f\u0442).<\/li>\n\n\n\n<li>\u0412\u043e-\u0432\u0442\u043e\u0440\u044b\u0445, \u0435\u0433\u043e \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u043e\u0441\u0442\u044c. \u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u044c, \u0447\u0442\u043e \u0442\u044b \u0437\u0430\u0445\u043e\u0434\u0438\u0448\u044c \u0432 \u043a\u0430\u0444\u0435, \u0430 \u043e\u0444\u0438\u0446\u0438\u0430\u043d\u0442 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0435\u0442 \u0441\u0440\u0430\u0437\u0443 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0441\u0442\u043e\u043b\u0438\u043a\u043e\u0432. \u0422\u0430\u043a\u0436\u0435 \u0438 Node.js \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442 \u0437\u0430\u043f\u0440\u043e\u0441\u044b: \u043e\u043d \u043d\u0435 \u0442\u0440\u0430\u0442\u0438\u0442 \u0434\u0440\u0430\u0433\u043e\u0446\u0435\u043d\u043d\u044b\u0435 \u043c\u0438\u043b\u043b\u0438\u0441\u0435\u043a\u0443\u043d\u0434\u044b \u043d\u0430 \u043e\u0436\u0438\u0434\u0430\u043d\u0438\u0435, \u0430 \u0441\u0440\u0430\u0437\u0443 \u043f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u043d\u0430 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u0433\u043e \u0437\u0430\u043f\u0440\u043e\u0441\u0430, \u0447\u0442\u043e \u0443\u0432\u0435\u043b\u0438\u0447\u0438\u0432\u0430\u0435\u0442 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0438 \u0441\u043e\u043a\u0440\u0430\u0449\u0430\u0435\u0442 \u0432\u0440\u0435\u043c\u044f \u043e\u0442\u043a\u043b\u0438\u043a\u0430.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u0427\u0442\u043e \u0442\u0430\u043a\u043e\u0435 \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440 \u0438 \u043a\u0430\u043a \u043e\u043d \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442 \u0432 Node.js?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0415\u0441\u043b\u0438 \u0441\u043e\u0432\u0441\u0435\u043c \u043f\u043e-\u043f\u0440\u043e\u0441\u0442\u043e\u043c\u0443, \u0442\u043e \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440 \u2014 \u044d\u0442\u043e \u0447\u0442\u043e-\u0442\u043e \u0432\u0440\u043e\u0434\u0435 \u043a\u0443\u0440\u044c\u0435\u0440\u0430, \u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b \u0438\u0437 \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0430 \u043f\u0440\u044f\u043c\u043e \u043a \u0442\u0435\u0431\u0435 \u043d\u0430 \u044d\u043a\u0440\u0430\u043d. Node.js \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c \u0441\u0432\u043e\u0439 \u0441\u0435\u0440\u0432\u0435\u0440 \u0441 \u043d\u0443\u043b\u044f, \u043d\u0430\u0441\u0442\u0440\u043e\u0438\u0432 \u0432\u0441\u0435 \u0442\u0430\u043a, \u043a\u0430\u043a \u043d\u0443\u0436\u043d\u043e \u0442\u0435\u0431\u0435. \u042d\u0442\u043e\u0442 &#171;\u043a\u0443\u0440\u044c\u0435\u0440&#187; \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0435\u0442 HTTP-\u0437\u0430\u043f\u0440\u043e\u0441\u044b, \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442 \u0438\u0445 \u0438 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u043d\u0443\u0436\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u043e\u0431\u0440\u0430\u0442\u043d\u043e. \u0415\u0441\u0442\u044c \u0442\u0430\u043a\u0436\u0435 \u043c\u043e\u0434\u0443\u043b\u044c HTTP, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043b\u0435\u0433\u043a\u043e \u0438 \u0431\u044b\u0441\u0442\u0440\u043e \u0441\u043e\u0437\u0434\u0430\u0442\u044c \u0441\u0435\u0440\u0432\u0435\u0440, \u043d\u0435 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0430\u044f \u043a\u0443\u0447\u0443 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0423\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0430 \u0438 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0430 Node.js \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0422\u0435\u043f\u0435\u0440\u044c, \u043a\u043e\u0433\u0434\u0430 \u0443\u0436\u0435 \u044f\u0441\u043d\u0430 \u043e\u0431\u0449\u0430\u044f \u0438\u0434\u0435\u044f, \u0432\u0440\u0435\u043c\u044f \u043d\u0430\u0441\u0442\u0440\u043e\u0438\u0442\u044c \u0442\u0432\u043e\u0439 \u0440\u0430\u0431\u043e\u0447\u0438\u0439 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442. \u041d\u0430\u0447\u043d\u0435\u043c \u0441 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438. \u0421\u043a\u0430\u0447\u0430\u0439 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u044e\u044e \u0432\u0435\u0440\u0441\u0438\u044e Node.js \u0441 \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0441\u0430\u0439\u0442\u0430, \u0441\u043b\u0435\u0434\u0443\u044f \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044f\u043c. \u0417\u0430\u0442\u0435\u043c \u043e\u0442\u043a\u0440\u043e\u0439 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b \u0438 \u0432\u0432\u0435\u0434\u0438 \u043a\u043e\u043c\u0430\u043d\u0434\u0443 node -v, \u0447\u0442\u043e\u0431\u044b \u0443\u0431\u0435\u0434\u0438\u0442\u044c\u0441\u044f, \u0447\u0442\u043e \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0430 \u043f\u0440\u043e\u0448\u043b\u0430 \u0443\u0441\u043f\u0435\u0448\u043d\u043e.<\/p>\n\n\n    <div class=\"adv_courses_links\">\r\n        <div class=\"adv_courses_wrap\">\r\n            <div class=\"top_block\">\r\n                <span>FoxmindEd<\/span> &#8212; \u044d\u0442\u043e \u0443\u0447\u0435\u0431\u043d\u044b\u0439 \u0446\u0435\u043d\u0442\u0440 \u0441 \u0431\u043e\u043b\u044c\u0448\u0438\u043c \u0432\u044b\u0431\u043e\u0440\u043e\u043c \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0439 \u043a\u0443\u0440\u0441\u043e\u0432 \u0434\u043b\u044f \u043d\u043e\u0432\u0438\u0447\u043a\u043e\u0432 \u0438 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0441\u0442\u043e\u0432 \u0441 \u043e\u043f\u044b\u0442\u043e\u043c!            <\/div>\r\n            <div class=\"adv_courses_link\">\r\n                <span>\u041d\u0430\u0447\u0438\u043d\u0430\u0435\u0442\u0435 \u0441\u0432\u043e\u0439 \u043f\u0443\u0442\u044c \u0432 I\u0422?<\/span> \u041f\u043e\u043f\u0440\u043e\u0431\u0443\u0439\u0442\u0435 <a href=\"https:\/\/foxminded.ua\/ru\/start-course-2\/\">\u0441\u0442\u0430\u0440\u0442\u043e\u0432\u044b\u0435 IT-\u043a\u0443\u0440\u0441\u044b<\/a>            <\/div>\r\n            <div class=\"adv_courses_link\">\r\n                <span>\u0418\u043c\u0435\u0435\u0442\u0435 \u0431\u0430\u0437\u043e\u0432\u044b\u0435 \u043d\u0430\u0432\u044b\u043a\u0438 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f?<\/span> \u0422\u043e\u0433\u0434\u0430 \u0432\u0430\u043c \u043d\u0430 <a href=\"https:\/\/foxminded.ua\/ru\/junior-course\/\">\u043a\u0443\u0440\u0441\u044b \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u041c\u0435\u043d\u0442\u043e\u0440\u0438\u043d\u0433<\/a>            <\/div>\r\n            <div class=\"adv_courses_link\">\r\n                <span>\u0425\u043e\u0442\u0438\u0442\u0435 \u0443\u0433\u043b\u0443\u0431\u0438\u0442\u044c \u0441\u0432\u043e\u0438 \u0437\u043d\u0430\u043d\u0438\u044f \u0432 I\u0422?<\/span> \u0423 \u043d\u0430\u0441 \u0435\u0441\u0442\u044c <a href=\"https:\/\/foxminded.ua\/ru\/advanced-courses\/\">\u043a\u0443\u0440\u0441\u044b \u0434\u043b\u044f middle\/senior<\/a>            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\n\n\n<h2 class=\"wp-block-heading\">\u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043f\u0440\u043e\u0441\u0442\u043e\u0433\u043e \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u043d\u0430 Node.js<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u041a\u0430\u043a \u0441\u043e\u0437\u0434\u0430\u0442\u044c \u0431\u0430\u0437\u043e\u0432\u044b\u0439 \u0441\u0435\u0440\u0432\u0435\u0440 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c HTTP \u043c\u043e\u0434\u0443\u043b\u044f?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0414\u043b\u044f \u043d\u0430\u0447\u0430\u043b\u0430 \u0441\u043e\u0437\u0434\u0430\u0434\u0438\u043c \u043c\u0438\u043d\u0438\u043c\u0430\u043b\u044c\u043d\u044b\u0439 \u0441\u0435\u0440\u0432\u0435\u0440, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u043e\u0441\u0442\u043e &#171;\u0441\u043b\u0443\u0448\u0430\u0442\u044c&#187; \u0437\u0430\u043f\u0440\u043e\u0441\u044b. \u0421\u043e\u0437\u0434\u0430\u0439 \u0444\u0430\u0439\u043b server.js \u0438 \u043d\u0430\u043f\u0438\u0448\u0438 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439 \u043a\u043e\u0434:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span role=\"button\" tabindex=\"0\" data-code=\"const http = require('http');\n\nconst hostname = '127.0.0.1';\n\nconst port = 3000;\n\nconst server = http.createServer((req, res) =&gt; {\n\n\u00a0\u00a0res.statusCode = 200;\n\n\u00a0\u00a0res.setHeader('Content-Type', 'text\/plain');\n\n\u00a0\u00a0res.end('Hello, Node.js!');\n\n});\n\nserver.listen(port, hostname, () =&gt; {\n\n\u00a0\u00a0console.log(`The server is running on http:\/\/${hostname}:${port}\/`);\n\n});\" style=\"color:#000000;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki light-plus\" style=\"background-color: #FFFFFF\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">http<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #795E26\">require<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;http&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">hostname<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #A31515\">&#39;127.0.0.1&#39;<\/span><span style=\"color: #000000\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">port<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #098658\">3000<\/span><span style=\"color: #000000\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">server<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #001080\">http<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">createServer<\/span><span style=\"color: #000000\">((<\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">) <\/span><span style=\"color: #0000FF\">=&gt;<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">statusCode<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #098658\">200<\/span><span style=\"color: #000000\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">setHeader<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;Content-Type&#39;<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #A31515\">&#39;text\/plain&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">end<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;Hello, Node.js!&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">});<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #001080\">server<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">listen<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #001080\">port<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">hostname<\/span><span style=\"color: #000000\">, () <\/span><span style=\"color: #0000FF\">=&gt;<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">console<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">log<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">`The server is running on http:\/\/<\/span><span style=\"color: #0000FF\">${<\/span><span style=\"color: #001080\">hostname<\/span><span style=\"color: #0000FF\">}<\/span><span style=\"color: #A31515\">:<\/span><span style=\"color: #0000FF\">${<\/span><span style=\"color: #001080\">port<\/span><span style=\"color: #0000FF\">}<\/span><span style=\"color: #A31515\">\/`<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">});<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u0417\u0430\u043f\u0443\u0441\u0442\u0438 \u0441\u0435\u0440\u0432\u0435\u0440 \u043a\u043e\u043c\u0430\u043d\u0434\u043e\u0439 node server.js, \u0438 \u0443 \u0442\u0435\u0431\u044f \u0443\u0436\u0435 \u0433\u043e\u0442\u043e\u0432 \u043f\u0440\u043e\u0441\u0442\u043e\u0439 Node.js \u0441\u0435\u0440\u0432\u0435\u0440! \u041e\u043d \u0431\u0443\u0434\u0435\u0442 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0442\u044c &#171;Hello, Node.js!&#187; \u0434\u043b\u044f \u043a\u0430\u0436\u0434\u043e\u0433\u043e \u0437\u0430\u043f\u0440\u043e\u0441\u0430.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u041e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 \u0438 \u043e\u0442\u0432\u0435\u0442\u043e\u0432 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435 Node.js<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0421\u0435\u0440\u0432\u0435\u0440 \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442, \u043d\u043e, \u0447\u0435\u0441\u0442\u043d\u043e \u0433\u043e\u0432\u043e\u0440\u044f, \u043e\u043d \u0441\u043a\u0443\u0447\u043d\u043e\u0432\u0430\u0442. \u0414\u0430\u0432\u0430\u0439 \u043d\u0430\u0443\u0447\u0438\u043c \u0435\u0433\u043e \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0440\u0430\u0437\u043d\u044b\u0435 \u0437\u0430\u043f\u0440\u043e\u0441\u044b. \u0414\u043e\u0431\u0430\u0432\u044c \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0443 URL \u0438 \u043c\u0435\u0442\u043e\u0434 \u0437\u0430\u043f\u0440\u043e\u0441\u0430:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span role=\"button\" tabindex=\"0\" data-code=\"const server = http.createServer((req, res) =&gt; {\n\n\u00a0\u00a0if (req.url === '\/' &amp;&amp; req.method === 'GET') {\n\n\u00a0\u00a0\u00a0\u00a0res.end('Welcome to the main page!');\n\n\u00a0\u00a0} else if (req.url === '\/about' &amp;&amp; req.method === 'GET') {\n\n\u00a0\u00a0\u00a0\u00a0res.end('This is the page about us');\n\n\u00a0\u00a0} else {\n\n\u00a0\u00a0\u00a0\u00a0res.statusCode = 404;\n\n\u00a0\u00a0\u00a0\u00a0res.end('Page not found');\n\n\u00a0\u00a0}\n\n});\" style=\"color:#000000;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki light-plus\" style=\"background-color: #FFFFFF\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">server<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #001080\">http<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">createServer<\/span><span style=\"color: #000000\">((<\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">) <\/span><span style=\"color: #0000FF\">=&gt;<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #AF00DB\">if<\/span><span style=\"color: #000000\"> (<\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">url<\/span><span style=\"color: #000000\"> === <\/span><span style=\"color: #A31515\">&#39;\/&#39;<\/span><span style=\"color: #000000\"> &amp;&amp; <\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">method<\/span><span style=\"color: #000000\"> === <\/span><span style=\"color: #A31515\">&#39;GET&#39;<\/span><span style=\"color: #000000\">) {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">end<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;Welcome to the main page!&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0} <\/span><span style=\"color: #AF00DB\">else<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #AF00DB\">if<\/span><span style=\"color: #000000\"> (<\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">url<\/span><span style=\"color: #000000\"> === <\/span><span style=\"color: #A31515\">&#39;\/about&#39;<\/span><span style=\"color: #000000\"> &amp;&amp; <\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">method<\/span><span style=\"color: #000000\"> === <\/span><span style=\"color: #A31515\">&#39;GET&#39;<\/span><span style=\"color: #000000\">) {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">end<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;This is the page about us&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0} <\/span><span style=\"color: #AF00DB\">else<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">statusCode<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #098658\">404<\/span><span style=\"color: #000000\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">end<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;Page not found&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">});<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u0422\u0435\u043f\u0435\u0440\u044c \u0441\u0435\u0440\u0432\u0435\u0440 \u043c\u043e\u0436\u0435\u0442 \u043e\u0442\u0432\u0435\u0447\u0430\u0442\u044c \u043f\u043e-\u0440\u0430\u0437\u043d\u043e\u043c\u0443 \u043d\u0430 \u0437\u0430\u043f\u0440\u043e\u0441\u044b, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0446\u0438\u044e. \u042d\u0442\u043e \u043f\u0440\u043e\u0441\u0442\u043e, \u043d\u043e \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u041f\u0440\u0438\u043c\u0435\u0440 \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430\u043c\u0438 \u0438 \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u043c\u0438 \u0444\u0430\u0439\u043b\u0430\u043c\u0438<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u041c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0446\u0438\u044f \u2014 \u044d\u0442\u043e \u0442\u043e, \u0447\u0442\u043e \u043f\u043e\u043c\u043e\u0433\u0430\u0435\u0442 \u0441\u0435\u0440\u0432\u0435\u0440\u0443 \u043f\u043e\u043d\u0438\u043c\u0430\u0442\u044c, \u043a\u0430\u043a\u043e\u0439 \u0437\u0430\u043f\u0440\u043e\u0441 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c. \u041d\u043e \u0447\u0442\u043e \u0434\u0435\u043b\u0430\u0442\u044c, \u0435\u0441\u043b\u0438 \u0442\u0435\u0431\u0435 \u043d\u0443\u0436\u043d\u043e \u0432\u044b\u0434\u0430\u0432\u0430\u0442\u044c \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0444\u0430\u0439\u043b\u044b, \u0442\u0430\u043a\u0438\u0435 \u043a\u0430\u043a HTML, CSS, \u043a\u0430\u0440\u0442\u0438\u043d\u043a\u0438? \u0422\u0443\u0442 \u043c\u043e\u0436\u043d\u043e \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u043c\u043e\u0434\u0443\u043b\u044c fs \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0444\u0430\u0439\u043b\u0430\u043c\u0438.<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span role=\"button\" tabindex=\"0\" data-code=\"const fs = require('fs');\n\nconst server = http.createServer((req, res) =&gt; {\n\n\u00a0\u00a0if (req.url === '\/index.html' &amp;&amp; req.method === 'GET') {\n\n\u00a0\u00a0\u00a0\u00a0fs.readFile('index.html', (err, data) =&gt; {\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0if (err) {\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0res.statusCode = 500;\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0res.end('Server error');\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0} else {\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0res.setHeader('Content-Type', 'text\/html');\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0res.end(data);\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0});\n\n\u00a0\u00a0}\n\n});\" style=\"color:#000000;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki light-plus\" style=\"background-color: #FFFFFF\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">fs<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #795E26\">require<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;fs&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">server<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #001080\">http<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">createServer<\/span><span style=\"color: #000000\">((<\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">) <\/span><span style=\"color: #0000FF\">=&gt;<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #AF00DB\">if<\/span><span style=\"color: #000000\"> (<\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">url<\/span><span style=\"color: #000000\"> === <\/span><span style=\"color: #A31515\">&#39;\/index.html&#39;<\/span><span style=\"color: #000000\"> &amp;&amp; <\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">method<\/span><span style=\"color: #000000\"> === <\/span><span style=\"color: #A31515\">&#39;GET&#39;<\/span><span style=\"color: #000000\">) {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #001080\">fs<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">readFile<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;index.html&#39;<\/span><span style=\"color: #000000\">, (<\/span><span style=\"color: #001080\">err<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">data<\/span><span style=\"color: #000000\">) <\/span><span style=\"color: #0000FF\">=&gt;<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #AF00DB\">if<\/span><span style=\"color: #000000\"> (<\/span><span style=\"color: #001080\">err<\/span><span style=\"color: #000000\">) {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">statusCode<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #098658\">500<\/span><span style=\"color: #000000\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">end<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;Server error&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0} <\/span><span style=\"color: #AF00DB\">else<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">setHeader<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;Content-Type&#39;<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #A31515\">&#39;text\/html&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">end<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #001080\">data<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0\u00a0\u00a0});<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">});<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u0422\u0435\u043f\u0435\u0440\u044c \u0441\u0435\u0440\u0432\u0435\u0440 \u0443\u043c\u0435\u0435\u0442 \u043e\u0442\u0434\u0430\u0432\u0430\u0442\u044c \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0444\u0430\u0439\u043b\u044b, \u0438 \u0442\u044b \u0443\u0436\u0435 \u043c\u043e\u0436\u0435\u0448\u044c \u0440\u0430\u0437\u0432\u043e\u0440\u0430\u0447\u0438\u0432\u0430\u0442\u044c \u043c\u0438\u043d\u0438-Node.js \u0432\u0435\u0431-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435!<\/p>\n\n\n    <div class=\"adv_youtube\">\r\n        <div class=\"adv_youtube_block g-bg-white d-flex align-items-center justify-content-center\">\r\n            <img decoding=\"async\" src=\"https:\/\/esvt4mphmap.exactdn.com\/wp-content\/themes\/foxminded\/icon\/general\/adv_logo.png?strip=all&quality=92&webp=92&avif=90&sharp=1&w=640\">\r\n            <div class=\"bubble_text\">\r\n                <span>\u041f\u043e\u0434\u043f\u0438\u0448\u0438\u0442\u0435\u0441\u044c \u043d\u0430 \u043d\u0430\u0448 \u042e\u0442\u0443\u0431-\u043a\u0430\u043d\u0430\u043b!<\/span> \u041f\u043e\u043b\u0435\u0437\u043d\u044b\u0435 \u0432\u0438\u0434\u0435\u043e \u0434\u043b\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0441\u0442\u043e\u0432 \u0443\u0436\u0435 \u0436\u0434\u0443\u0442 \u0432\u0430\u0441!                <a class=\"btn btn-primary btn-primary-icon\" href=\"https:\/\/www.youtube.com\/c\/SergeyNemchinskiy\">\r\n                    <img decoding=\"async\" src=\"https:\/\/esvt4mphmap.exactdn.com\/wp-content\/themes\/foxminded\/icon\/general\/youtube_btn_icon.svg\">\r\n                    YouTube   \r\n                <\/a>\r\n            <\/div>\r\n        <\/div>\r\n        <div class=\"adv_mentoring_block g-bg-white d-flex align-items-center justify-content-center\">\r\n            <img decoding=\"async\" src=\"https:\/\/esvt4mphmap.exactdn.com\/wp-content\/themes\/foxminded\/icon\/general\/adv_logo.png?strip=all&quality=92&webp=92&avif=90&sharp=1&w=640\">\r\n            <div class=\"bubble_text\">\r\n                <span>\u0412\u044b\u0431\u0435\u0440\u0438\u0442\u0435 \u0441\u0432\u043e\u0439 \u043a\u0443\u0440\u0441!<\/span> \u041f\u0443\u0442\u044c \u043a \u043a\u0430\u0440\u044c\u0435\u0440\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0441\u0442\u0430 \u043d\u0430\u0447\u0438\u043d\u0430\u0435\u0442\u0441\u044f \u0437\u0434\u0435\u0441\u044c!                <a class=\"btn btn-primary\" href=\"https:\/\/foxminded.ua\/ru\/junior-course\/\">\r\n                    \u041f\u043e\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c                    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewBox=\"0 0 20 20\" fill=\"none\">\r\n                    <path d=\"M11.6927 5.8584L11.6927 9.19173L4.25937 9.19173L4.23437 10.8667L11.6927 10.8667L11.6927 14.1917L15.8594 10.0251L11.6927 5.8584Z\" fill=\"white\"\/>\r\n                    <\/svg>\r\n                <\/a>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\n\n\n<h2 class=\"wp-block-heading\">\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0433\u043e \u0432\u0435\u0431-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u043d\u0430 Node.js<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 Express.js \u0434\u043b\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u0432\u0435\u0431-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0421 \u044d\u0442\u0438\u043c \u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u043e\u043c \u0442\u0432\u043e\u0439 \u043a\u043e\u0434 \u0441\u0442\u0430\u043d\u0435\u0442 \u043d\u0430\u043c\u043d\u043e\u0433\u043e \u043a\u043e\u0440\u043e\u0447\u0435 \u0438 \u0447\u0438\u0449\u0435. Express \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0443\u0434\u043e\u0431\u043d\u044b\u0435 \u043c\u0435\u0442\u043e\u0434\u044b \u0434\u043b\u044f \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0446\u0438\u0438 \u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432. \u0423\u0441\u0442\u0430\u043d\u043e\u0432\u0438 \u0435\u0433\u043e \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e npm install express, \u0437\u0430\u0442\u0435\u043c \u043d\u0430\u0441\u0442\u0440\u043e\u0439 \u0441\u0435\u0440\u0432\u0435\u0440:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span role=\"button\" tabindex=\"0\" data-code=\"const express = require('express');\n\nconst app = express();\n\nconst port = 3000;\n\napp.get('\/', (req, res) =&gt; {\n\n\u00a0\u00a0res.send('Greetings from Express!');\n\n});\n\napp.listen(port, () =&gt; {\n\n\u00a0\u00a0console.log(`Express server is running on http:\/\/localhost:${port}`);\n\n});\" style=\"color:#000000;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki light-plus\" style=\"background-color: #FFFFFF\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">express<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #795E26\">require<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;express&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">app<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #795E26\">express<\/span><span style=\"color: #000000\">();<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">port<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #098658\">3000<\/span><span style=\"color: #000000\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #001080\">app<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">get<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;\/&#39;<\/span><span style=\"color: #000000\">, (<\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">) <\/span><span style=\"color: #0000FF\">=&gt;<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">send<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;Greetings from Express!&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">});<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #001080\">app<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">listen<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #001080\">port<\/span><span style=\"color: #000000\">, () <\/span><span style=\"color: #0000FF\">=&gt;<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">console<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">log<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">`Express server is running on http:\/\/localhost:<\/span><span style=\"color: #0000FF\">${<\/span><span style=\"color: #001080\">port<\/span><span style=\"color: #0000FF\">}<\/span><span style=\"color: #A31515\">`<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">});<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u041e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 POST \u0438 GET \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0421 Express \u043b\u0435\u0433\u043a\u043e \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c \u0441 \u0440\u0430\u0437\u043d\u044b\u043c\u0438 \u043c\u0435\u0442\u043e\u0434\u0430\u043c\u0438 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, GET \u0438 POST. \u0414\u043e\u0431\u0430\u0432\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0443 POST-\u0437\u0430\u043f\u0440\u043e\u0441\u0430:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span role=\"button\" tabindex=\"0\" data-code=\"app.post('\/data', (req, res) =&gt; {\n\n\u00a0\u00a0res.send('Data accepted!');\n\n});\" style=\"color:#000000;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki light-plus\" style=\"background-color: #FFFFFF\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #001080\">app<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">post<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;\/data&#39;<\/span><span style=\"color: #000000\">, (<\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">) <\/span><span style=\"color: #0000FF\">=&gt;<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">send<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;Data accepted!&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">});<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u041d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0430 middleware \u0434\u043b\u044f \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Middleware \u0432 Node.js \u2014 \u044d\u0442\u043e \u0441\u0432\u043e\u0435\u0433\u043e \u0440\u043e\u0434\u0430 &#171;\u043f\u0440\u043e\u0441\u043b\u043e\u0439\u043a\u0438&#187; \u0434\u043b\u044f \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441\u0435\u0440\u0432\u0435\u0440\u0430, \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0435 \u0440\u0430\u0437\u043d\u044b\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438. \u041d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0434\u043b\u044f \u043b\u043e\u0433\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span role=\"button\" tabindex=\"0\" data-code=\"const morgan = require('morgan');\n\napp.use(morgan('dev'));\" style=\"color:#000000;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki light-plus\" style=\"background-color: #FFFFFF\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">morgan<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #795E26\">require<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;morgan&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #001080\">app<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">use<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #795E26\">morgan<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;dev&#39;<\/span><span style=\"color: #000000\">));<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u042d\u0442\u0430 \u043f\u0440\u043e\u0441\u0442\u0430\u044f \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0430 \u0434\u043e\u0431\u0430\u0432\u0438\u0442 \u0436\u0443\u0440\u043d\u0430\u043b \u0432\u0441\u0435\u0445 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 \u0432 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b\u0435, \u0447\u0442\u043e \u043f\u043e\u043c\u043e\u0436\u0435\u0442 \u043e\u0442\u0441\u043b\u0435\u0434\u0438\u0442\u044c \u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u044c \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u041e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043e\u0448\u0438\u0431\u043e\u043a \u0438 \u0437\u0430\u0449\u0438\u0442\u0430 \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u043d\u0430 Node.js<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u041a\u0430\u043a \u043d\u0430\u0441\u0442\u0440\u043e\u0438\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u043e\u0448\u0438\u0431\u043e\u043a \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u041d\u0438\u043a\u0442\u043e \u043d\u0435 \u0437\u0430\u0441\u0442\u0440\u0430\u0445\u043e\u0432\u0430\u043d \u043e\u0442 \u043e\u0448\u0438\u0431\u043e\u043a. Node.js \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043e\u0448\u0438\u0431\u043e\u043a \u0432 Express \u0438\u043c\u0435\u0435\u0442 \u0432\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u044b\u0439 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a \u043e\u0448\u0438\u0431\u043e\u043a, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u043c\u043e\u0436\u0435\u0442, \u0435\u0441\u043b\u0438 \u0447\u0442\u043e-\u0442\u043e \u043f\u043e\u0439\u0434\u0435\u0442 \u043d\u0435 \u0442\u0430\u043a. \u0414\u043e\u0431\u0430\u0432\u044c \u0442\u0430\u043a\u043e\u0439 \u043a\u043e\u0434 \u0432 \u043a\u043e\u043d\u0446\u0435 \u0432\u0441\u0435\u0445 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u043e\u0432:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span role=\"button\" tabindex=\"0\" data-code=\"app.use((err, req, res, next) =&gt; {\n\n\u00a0\u00a0console.error(err.stack);\n\n\u00a0\u00a0res.status(500).send('Something went wrong!');\n\n});\" style=\"color:#000000;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki light-plus\" style=\"background-color: #FFFFFF\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #001080\">app<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">use<\/span><span style=\"color: #000000\">((<\/span><span style=\"color: #001080\">err<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">req<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">next<\/span><span style=\"color: #000000\">) <\/span><span style=\"color: #0000FF\">=&gt;<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">console<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">error<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #001080\">err<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #001080\">stack<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">res<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">status<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #098658\">500<\/span><span style=\"color: #000000\">).<\/span><span style=\"color: #795E26\">send<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;Something went wrong!&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">});<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u0420\u0430\u0431\u043e\u0442\u0430 \u0441 \u0438\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f\u043c\u0438 \u0438 \u043f\u0440\u0435\u0434\u043e\u0442\u0432\u0440\u0430\u0449\u0435\u043d\u0438\u0435 \u0441\u0431\u043e\u0435\u0432 \u0432 Node.js<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0418\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u0431\u044b\u0432\u0430\u044e\u0442 \u0440\u0430\u0437\u043d\u044b\u043c\u0438, \u043e\u0442 \u043d\u0435\u0443\u0434\u0430\u0447\u043d\u043e\u0439 \u043f\u043e\u043f\u044b\u0442\u043a\u0438 \u0447\u0442\u0435\u043d\u0438\u044f \u0444\u0430\u0439\u043b\u0430 \u0434\u043e \u043e\u0448\u0438\u0431\u043a\u0438 \u0432 \u0431\u0430\u0437\u0435 \u0434\u0430\u043d\u043d\u044b\u0445. \u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439 try&#8230;catch \u0438 \u0438\u0437\u0431\u0435\u0433\u0430\u0439 \u0430\u0432\u0430\u0440\u0438\u0439\u043d\u044b\u0445 \u043e\u0441\u0442\u0430\u043d\u043e\u0432\u043e\u043a:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span role=\"button\" tabindex=\"0\" data-code=\"try {\n\n\u00a0\u00a0\/\/ dangerous code\n\n} catch (error) {\n\n\u00a0\u00a0console.error('An exception occurred:', error);\n\n}\" style=\"color:#000000;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki light-plus\" style=\"background-color: #FFFFFF\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #AF00DB\">try<\/span><span style=\"color: #000000\"> {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #008000\">\/\/ dangerous code<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">} <\/span><span style=\"color: #AF00DB\">catch<\/span><span style=\"color: #000000\"> (<\/span><span style=\"color: #001080\">error<\/span><span style=\"color: #000000\">) {<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">\u00a0\u00a0<\/span><span style=\"color: #001080\">console<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">error<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;An exception occurred:&#39;<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #001080\">error<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #000000\">}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u041e\u0441\u043d\u043e\u0432\u044b \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430: \u0437\u0430\u0449\u0438\u0442\u0430 \u043e\u0442 XSS \u0438 SQL-\u0438\u043d\u044a\u0435\u043a\u0446\u0438\u0439<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0411\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c \u2014 \u0442\u0432\u043e\u0439 \u043b\u0443\u0447\u0448\u0438\u0439 \u0434\u0440\u0443\u0433. \u0417\u0430\u0449\u0438\u0442\u0430 \u043e\u0442 XSS \u0438 SQL-\u0438\u043d\u044a\u0435\u043a\u0446\u0438\u0439 \u0432\u0430\u0436\u043d\u0430 \u0434\u043b\u044f \u043b\u044e\u0431\u043e\u0433\u043e \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430. \u0423\u0441\u0442\u0430\u043d\u043e\u0432\u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0443 helmet \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e npm install helmet, \u0447\u0442\u043e\u0431\u044b \u0437\u0430\u0449\u0438\u0442\u0438\u0442\u044c\u0441\u044f \u043e\u0442 XSS:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span role=\"button\" tabindex=\"0\" data-code=\"const helmet = require('helmet');\n\napp.use(helmet());\" style=\"color:#000000;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki light-plus\" style=\"background-color: #FFFFFF\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #0000FF\">const<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #0070C1\">helmet<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #795E26\">require<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #A31515\">&#39;helmet&#39;<\/span><span style=\"color: #000000\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #001080\">app<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #795E26\">use<\/span><span style=\"color: #000000\">(<\/span><span style=\"color: #795E26\">helmet<\/span><span style=\"color: #000000\">());<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u0412\u043e\u0442 \u0438 \u0432\u0441\u0451! \u0421 \u044d\u0442\u0438\u043c \u0431\u0430\u0437\u043e\u0432\u044b\u043c \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e\u043c \u0442\u044b \u0443\u0436\u0435 \u043c\u043e\u0436\u0435\u0448\u044c \u0440\u0430\u0437\u0432\u0435\u0440\u043d\u0443\u0442\u044c \u0441\u0432\u043e\u0435 \u043c\u0438\u043d\u0438 Node.js web server \u0438\u043b\u0438 \u0434\u0430\u0436\u0435 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0435 Node.js \u0432\u0435\u0431-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\u0427\u0442\u043e \u044f \u0434\u0443\u043c\u0430\u044e \u043f\u0440\u043e Node.js?\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/HNCRZ6Cahe0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0441\u0432\u043e\u0435\u0433\u043e \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u043d\u0430 Node.js \u0437\u0432\u0443\u0447\u0438\u0442 \u0442\u0430\u043a, \u0431\u0443\u0434\u0442\u043e \u044d\u0442\u043e \u0442\u043e\u043b\u044c\u043a\u043e \u0434\u043b\u044f \u043a\u0440\u0443\u0442\u044b\u0445 \u0431\u044d\u043a\u0435\u043d\u0434-\u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432? \u0410 \u0432\u043e\u0442 \u0438 \u043d\u0435\u0442. Node.js \u0434\u0430\u0435\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0431\u0443\u043a\u0432\u0430\u043b\u044c\u043d\u043e \u043a\u0430\u0436\u0434\u043e\u043c\u0443, \u0434\u0430\u0436\u0435 \u043d\u0430\u0447\u0438\u043d\u0430\u044e\u0449\u0435\u043c\u0443, \u043d\u0430\u0441\u0442\u0440\u043e\u0438\u0442\u044c \u0440\u0430\u0431\u043e\u0447\u0438\u0439 \u0441\u0435\u0440\u0432\u0435\u0440 \u0437\u0430 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0448\u0430\u0433\u043e\u0432. \u0418 \u0434\u0430\u0432\u0430\u0439, \u043f\u043e\u043a\u0430 \u0442\u044b \u043d\u0435 \u0437\u0430\u043a\u0440\u044b\u043b \u0432\u043a\u043b\u0430\u0434\u043a\u0443, \u2014 \u0440\u0430\u0437\u0431\u0435\u0440\u0435\u043c \u0432\u043c\u0435\u0441\u0442\u0435, \u0447\u0435\u043c \u0436\u0435 \u0445\u043e\u0440\u043e\u0448 Node.js web server \u0438 \u043a\u0430\u043a \u0435\u0433\u043e \u043d\u0430\u0441\u0442\u0440\u043e\u0438\u0442\u044c. \u0410 \u043e\u0441\u0432\u043e\u0438\u0442\u044c \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0435 \u043a\u0443\u0440\u0441\u044b \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-69033","post","type-post","status-publish","format-standard","hentry","category-learning"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u041f\u043e\u0448\u0430\u0433\u043e\u0432\u043e\u0435 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e \u043f\u043e \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044e \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u043d\u0430 Node.js<\/title>\n<meta name=\"description\" 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