{"id":16647,"date":"2024-01-28T21:58:08","date_gmt":"2024-01-28T18:28:08","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d8%ae%d9%88%d8%a7%d9%86%d8%af%d9%86-%d9%81%d8%a7%db%8c%d9%84%d9%87%d8%a7-%d8%a8%d8%a7-node-js-%db%8c%da%a9%db%8c-%d8%a7%d8%b2-%d8%b1%d8%a7%db%8c%d8%ac%d8%aa%d8%b1%db%8c%d9%86-%da%a9\/"},"modified":"2024-01-28T21:58:08","modified_gmt":"2024-01-28T18:28:08","slug":"%d8%ae%d9%88%d8%a7%d9%86%d8%af%d9%86-%d9%81%d8%a7%db%8c%d9%84%d9%87%d8%a7-%d8%a8%d8%a7-node-js-%db%8c%da%a9%db%8c-%d8%a7%d8%b2-%d8%b1%d8%a7%db%8c%d8%ac%d8%aa%d8%b1%db%8c%d9%86-%da%a9","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d8%ae%d9%88%d8%a7%d9%86%d8%af%d9%86-%d9%81%d8%a7%db%8c%d9%84%d9%87%d8%a7-%d8%a8%d8%a7-node-js-%db%8c%da%a9%db%8c-%d8%a7%d8%b2-%d8%b1%d8%a7%db%8c%d8%ac%d8%aa%d8%b1%db%8c%d9%86-%da%a9\/","title":{"rendered":"\u062e\u0648\u0627\u0646\u062f\u0646 \u0641\u0627\u06cc\u0644\u200c\u0647\u0627 \u0628\u0627 Node.js \u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0627\u06cc\u062c\u200c\u062a\u0631\u06cc\u0646 \u06a9\u0627\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0628\u0627 \u0647\u0631 \u0632\u0628\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0646\u0648\u06cc\u0633\u06cc \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f\u060c \u0628\u0627\u0632 \u06a9\u0631\u062f\u0646 \u0648 \u062e\u0648\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u0627\u0633\u062a.  \u0628\u0627 \u0627\u06a9\u062b\u0631 \u0632\u0628\u0627\u0646\u200c\u0647\u0627\u060c \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0627\u062f\u0647 \u0627\u0633\u062a\u060c \u0627\u0645\u0627 \u0628\u0631\u0627\u06cc \u062c\u0627\u0646\u0628\u0627\u0632\u0627\u0646 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u06a9\u0645\u06cc \u0639\u062c\u06cc\u0628 \u0628\u0647 \u0646\u0638\u0631 \u0628\u0631\u0633\u062f.  \u0628\u0631\u0627\u06cc \u0686\u0646\u062f\u06cc\u0646 \u0633\u0627\u0644 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0641\u0642\u0637 \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u0648\u062c\u0648\u062f \u0628\u0648\u062f\u060c&#8230;"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0633\u0631\u0641\u0635\u0644\u0647\u0627\u06cc \u0645\u0637\u0644\u0628<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%ae%d9%88%d8%a7%d9%86%d8%af%d9%86-%d9%81%d8%a7%db%8c%d9%84%d9%87%d8%a7-%d8%a8%d8%a7-node-js-%db%8c%da%a9%db%8c-%d8%a7%d8%b2-%d8%b1%d8%a7%db%8c%d8%ac%d8%aa%d8%b1%db%8c%d9%86-%da%a9\/#%d8%a8%d8%a7%d9%81%d8%b1_%da%a9%d8%b1%d8%af%d9%86_%d9%85%d8%ad%d8%aa%d9%88%d8%a7_%d8%a8%d8%a7_fsreadfile\" >\u0628\u0627\u0641\u0631 \u06a9\u0631\u062f\u0646 \u0645\u062d\u062a\u0648\u0627 \u0628\u0627 fs.readFile<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%ae%d9%88%d8%a7%d9%86%d8%af%d9%86-%d9%81%d8%a7%db%8c%d9%84%d9%87%d8%a7-%d8%a8%d8%a7-node-js-%db%8c%da%a9%db%8c-%d8%a7%d8%b2-%d8%b1%d8%a7%db%8c%d8%ac%d8%aa%d8%b1%db%8c%d9%86-%da%a9\/#%d9%be%d8%ae%d8%b4_%d9%85%d8%b7%d8%a7%d9%84%d8%a8_%d8%a8%d8%a7_fscreatereadstream\" >\u067e\u062e\u0634 \u0645\u0637\u0627\u0644\u0628 \u0628\u0627 fs.createReadStream<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%ae%d9%88%d8%a7%d9%86%d8%af%d9%86-%d9%81%d8%a7%db%8c%d9%84%d9%87%d8%a7-%d8%a8%d8%a7-node-js-%db%8c%da%a9%db%8c-%d8%a7%d8%b2-%d8%b1%d8%a7%db%8c%d8%ac%d8%aa%d8%b1%db%8c%d9%86-%da%a9\/#%d9%86%d8%aa%db%8c%d8%ac%d9%87\" >\u0646\u062a\u06cc\u062c\u0647<\/a><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span><p> <br \/>\n<\/p>\n<div class=\"content\"><noscript><\/p>\n<style>.lazyload-placeholder { display: none;  }<\/style>\n<p><\/noscript><\/p>\n<p>\u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0627\u06cc\u062c \u062a\u0631\u06cc\u0646 \u06a9\u0627\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0628\u0627 \u0647\u0631 \u0632\u0628\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f\u060c \u0628\u0627\u0632 \u06a9\u0631\u062f\u0646 \u0648 \u062e\u0648\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u0627\u0633\u062a.  \u0628\u0627 \u0627\u06a9\u062b\u0631 \u0632\u0628\u0627\u0646\u200c\u0647\u0627\u060c \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0627\u062f\u0647 \u0627\u0633\u062a\u060c \u0627\u0645\u0627 \u0628\u0631\u0627\u06cc \u062c\u0627\u0646\u0628\u0627\u0632\u0627\u0646 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u06a9\u0645\u06cc \u0639\u062c\u06cc\u0628 \u0628\u0647 \u0646\u0638\u0631 \u0628\u0631\u0633\u062f.  \u0628\u0631\u0627\u06cc \u0686\u0646\u062f\u06cc\u0646 \u0633\u0627\u0644 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0641\u0642\u0637 \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u0648\u062c\u0648\u062f \u0628\u0648\u062f\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0641\u0631\u0627\u0646\u062a \u0627\u0646\u062f \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0641\u0642\u0637 \u0628\u0627 \u0622\u0646 \u0622\u0634\u0646\u0627 \u0628\u0627\u0634\u0646\u062f <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.htmlgoodies.com\/beyond\/javascript\/read-text-files-using-the-javascript-filereader.html#fbid=PfBQ7GOxcEB\">FileReader API<\/a> \u06cc\u0627 \u0645\u0634\u0627\u0628\u0647<\/p>\n<p>Node.js\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0627\u062d\u062a\u0645\u0627\u0644\u0627 \u0645\u06cc \u062f\u0627\u0646\u06cc\u062f\u060c \u0628\u0633\u06cc\u0627\u0631 \u0645\u062a\u0641\u0627\u0648\u062a \u0627\u0632 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0639\u0645\u0648\u0644\u06cc \u0634\u0645\u0627 \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631 \u0627\u0633\u062a.  \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0647\u0627\u06cc \u062e\u0627\u0635 \u062e\u0648\u062f \u0631\u0627 \u062f\u0627\u0631\u062f \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0648\u0638\u0627\u06cc\u0641 \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 \u0648 \u0633\u06cc\u0633\u062a\u0645 \u0641\u0627\u06cc\u0644\u060c \u0645\u0627\u0646\u0646\u062f \u0628\u0627\u0632 \u06a9\u0631\u062f\u0646 \u0648 \u062e\u0648\u0627\u0646\u062f\u0646 \u0641\u0627\u06cc\u0644 \u0647\u0627\u060c \u0637\u0631\u0627\u062d\u06cc \u0634\u062f\u0647 \u0627\u0646\u062f.  \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Node.js \u0628\u0631\u0627\u06cc \u062e\u0648\u0627\u0646\u062f\u0646 \u0641\u0627\u06cc\u0644 \u0647\u0627 \u0631\u0627 \u0628\u0647 \u0634\u0645\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u0645.  \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635\u060c \u0645\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/nodejs.org\/api\/fs.html\">fs<\/a> \u0645\u0627\u0698\u0648\u0644 \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0647\u0645\u06cc\u0646 \u06a9\u0627\u0631.<\/p>\n<p>\u062f\u0648 \u0631\u0648\u0634 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u0631\u0627 \u0628\u0627\u0632 \u06a9\u0631\u062f\u0647 \u0648 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f <code>fs<\/code> \u0645\u062f\u0648\u0644:<\/p>\n<ul>\n<li>\u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u0647\u0645\u0647 \u0645\u062d\u062a\u0648\u06cc\u0627\u062a \u0628\u0647 \u06cc\u06a9\u0628\u0627\u0631\u0647 (\u0628\u0627\u0641\u0631)<\/li>\n<li>\u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u062a\u062f\u0631\u06cc\u062c\u06cc \u0645\u062d\u062a\u0648\u0627 (\u062c\u0631\u06cc\u0627\u0646\u200c\u0633\u0627\u0632\u06cc)<\/li>\n<\/ul>\n<p>\u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u0627\u06cc\u0646 \u0631\u0648\u0634 \u0647\u0627 \u062f\u0631 \u062f\u0648 \u0628\u062e\u0634 \u0628\u0639\u062f\u06cc \u062a\u0648\u0636\u06cc\u062d \u062f\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u062f \u0634\u062f.<\/p>\n<h2 id=\"bufferingcontentswithfsreadfile\"><span class=\"ez-toc-section\" id=\"%d8%a8%d8%a7%d9%81%d8%b1_%da%a9%d8%b1%d8%af%d9%86_%d9%85%d8%ad%d8%aa%d9%88%d8%a7_%d8%a8%d8%a7_fsreadfile\"><\/span>\u0628\u0627\u0641\u0631 \u06a9\u0631\u062f\u0646 \u0645\u062d\u062a\u0648\u0627 \u0628\u0627 fs.readFile<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u06cc\u0646 \u0631\u0627\u06cc\u062c \u062a\u0631\u06cc\u0646 \u0631\u0627\u0647 \u0628\u0631\u0627\u06cc \u062e\u0648\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u0628\u0627 Node.js \u0627\u0633\u062a\u060c \u0628\u0647 \u062e\u0635\u0648\u0635 \u0628\u0631\u0627\u06cc \u0645\u0628\u062a\u062f\u06cc\u0627\u0646\u060c \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0633\u0627\u062f\u06af\u06cc \u0648 \u0631\u0627\u062d\u062a\u06cc.  \u0627\u06af\u0631\u0686\u0647\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u0628\u062e\u0634 \u0628\u0639\u062f\u06cc \u0645\u062a\u0648\u062c\u0647 \u062e\u0648\u0627\u0647\u06cc\u062f \u0634\u062f\u060c \u0644\u0632\u0648\u0645\u0627 \u0628\u0647\u062a\u0631\u06cc\u0646 \u06cc\u0627 \u06a9\u0627\u0631\u0622\u0645\u062f\u062a\u0631\u06cc\u0646 \u0646\u06cc\u0633\u062a.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0633\u0631\u06cc\u0639 \u0627\u0632 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0633\u062a <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/nodejs.org\/api\/fs.html#fs_fs_readfile_file_options_callback\">fs.readFile<\/a>:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n\nfs.readFile(<span class=\"hljs-string\">'my-file.txt'<\/span>, <span class=\"hljs-string\">'utf8'<\/span>, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">err, data<\/span>) <\/span>{\n    <span class=\"hljs-keyword\">if<\/span> (err) <span class=\"hljs-keyword\">throw<\/span> err;\n    <span class=\"hljs-built_in\">console<\/span>.log(data);\n});\n<\/code><\/pre>\n<p>\u0631\u0627 <code>data<\/code> \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0628\u0627\u0632\u06af\u0634\u062a \u0628\u0647 \u062a\u0645\u0627\u0633 \u062d\u0627\u0648\u06cc \u0645\u062d\u062a\u0648\u06cc\u0627\u062a \u06a9\u0627\u0645\u0644 \u0641\u0627\u06cc\u0644 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0635\u0648\u0631\u062a \u0631\u0634\u062a\u0647 \u0627\u06cc \u0646\u0645\u0627\u06cc\u0634 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a <code>utf8<\/code> \u0642\u0627\u0644\u0628  \u0627\u06af\u0631 \u0634\u0645\u0627 \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f <code>utf8<\/code> \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u06a9\u0627\u0645\u0644\u060c \u0633\u067e\u0633 \u0645\u062a\u062f \u0641\u0642\u0637 \u0645\u062d\u062a\u0648\u06cc\u0627\u062a \u062e\u0627\u0645 \u0631\u0627 \u062f\u0631 a \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/nodejs.org\/api\/buffer.html\">\u0628\u0627\u0641\u0631<\/a> \u0647\u062f\u0641 &#8211; \u0634\u06cc.  \u062d\u0630\u0641 \u06a9\u0631\u062f\u0646 <code>utf8<\/code> \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u062f\u0631 \u06a9\u062f \u0628\u0627\u0644\u0627 (\u0648 \u0628\u0627 \u0641\u0631\u0636 <em>my-file.txt<\/em> \u062d\u0627\u0648\u06cc \u0631\u0634\u062a\u0647 &#8220;Hey There!&#8221;)\u060c \u0627\u06cc\u0646 \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u06cc \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\">$ node read-file.js\n&lt;Buffer 48 65 79 20 74 68 65 72 65 21&gt;\n<\/code><\/pre>\n<p>\u0634\u0627\u06cc\u062f \u0645\u062a\u0648\u062c\u0647 \u0634\u062f\u0647 \u0628\u0627\u0634\u06cc\u062f <code>fs.readFile<\/code> \u0645\u062d\u062a\u0648\u06cc\u0627\u062a \u0631\u0627 \u062f\u0631 \u06cc\u06a9 callback \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0627\u06cc\u0646 \u0631\u0648\u0634 \u0628\u0647 \u0635\u0648\u0631\u062a \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f.  \u0627\u06cc\u0646 \u0628\u0627\u06cc\u062f \u0647\u0631 \u0632\u0645\u0627\u0646 \u06a9\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0645\u0633\u062f\u0648\u062f \u06a9\u0631\u062f\u0646 \u0631\u0634\u062a\u0647 \u0627\u0635\u0644\u06cc \u0627\u062c\u0631\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f\u060c \u0627\u0645\u0627 \u06af\u0627\u0647\u06cc \u0627\u0648\u0642\u0627\u062a \u0628\u0627\u06cc\u062f \u06a9\u0627\u0631\u0647\u0627 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0647\u0645\u0632\u0645\u0627\u0646 \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f\u060c \u062f\u0631 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a Node \u0628\u0647 \u0634\u0645\u0627 \u06cc\u06a9 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/nodejs.org\/api\/fs.html#fs_fs_readfilesync_file_options\">readFileSync<\/a> \u0631\u0648\u0634.<\/p>\n<p>\u0627\u06cc\u0646 \u0631\u0648\u0634 \u062f\u0642\u06cc\u0642\u0627\u064b \u0628\u0647 \u0647\u0645\u06cc\u0646 \u0635\u0648\u0631\u062a \u0639\u0645\u0644 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0628\u0627 \u0627\u06cc\u0646 \u062a\u0641\u0627\u0648\u062a \u06a9\u0647 \u0645\u062d\u062a\u0648\u06cc\u0627\u062a \u0641\u0627\u06cc\u0644 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0627\u0632 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u0628\u0639 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0631\u0634\u062a\u0647 \u0627\u062c\u0631\u0627 \u062f\u0631 \u0647\u0646\u06af\u0627\u0645 \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u0641\u0627\u06cc\u0644 \u0645\u0633\u062f\u0648\u062f \u0645\u06cc \u0634\u0648\u062f.  \u0645\u0646 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0627\u0632 \u0627\u06cc\u0646 \u062f\u0631 \u0628\u062e\u0634\u200c\u0647\u0627\u06cc \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0647\u0627\u06cc\u0645 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0645 (\u0645\u0627\u0646\u0646\u062f \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062f\u0631 \u062d\u0627\u0644 \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u0641\u0627\u06cc\u0644\u200c\u0647\u0627\u06cc \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u0647\u0633\u062a\u06cc\u0645) \u06cc\u0627 \u062f\u0631 command-line \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u0622\u0646\u200c\u0647\u0627 \u0645\u0633\u062f\u0648\u062f \u06a9\u0631\u062f\u0646 \u0631\u0634\u062a\u0647 \u0627\u0635\u0644\u06cc \u06a9\u0627\u0631 \u0686\u0646\u062f\u0627\u0646 \u0645\u0647\u0645\u06cc \u0646\u06cc\u0633\u062a.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0631\u0648\u0634 \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u0628\u0647 \u0635\u0648\u0631\u062a \u0647\u0645\u0632\u0645\u0627\u0646 \u0628\u0627 Node \u0622\u0645\u062f\u0647 \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n\n<span class=\"hljs-keyword\">try<\/span> {\n    <span class=\"hljs-keyword\">var<\/span> data = fs.readFileSync(<span class=\"hljs-string\">'my-file.txt'<\/span>, <span class=\"hljs-string\">'utf8'<\/span>);\n    <span class=\"hljs-built_in\">console<\/span>.log(data);    \n} <span class=\"hljs-keyword\">catch<\/span>(e) {\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'Error:'<\/span>, e.stack);\n}\n<\/code><\/pre>\n<p>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0628\u0627 \u0645\u0633\u062f\u0648\u062f \u06a9\u0631\u062f\u0646 (\u0647\u0645\u06af\u0627\u0645) \u062a\u0645\u0627\u0633 \u0628\u0627\u06cc\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 <code>try...catch<\/code> \u0628\u0631\u0627\u06cc \u0631\u0633\u06cc\u062f\u06af\u06cc \u0628\u0647 \u0647\u0631 \u06af\u0648\u0646\u0647 \u062e\u0637\u0627\u060c \u0628\u0631 \u062e\u0644\u0627\u0641 \u0646\u0633\u062e\u0647 \u063a\u06cc\u0631 \u0645\u0633\u062f\u0648\u062f \u06a9\u0646\u0646\u062f\u0647 (\u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646) \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u062e\u0637\u0627\u0647\u0627 \u0641\u0642\u0637 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0628\u0647 \u0645\u0627 \u0645\u0646\u062a\u0642\u0644 \u0645\u06cc \u0634\u062f\u0646\u062f.<\/p>\n<p>\u0628\u0647 \u063a\u06cc\u0631 \u0627\u0632 \u0631\u0648\u0634\u06cc \u06a9\u0647 \u0627\u06cc\u0646 \u0631\u0648\u0634\u200c\u0647\u0627 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u0646\u062f \u0648 \u062e\u0637\u0627\u0647\u0627 \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u060c \u0628\u0633\u06cc\u0627\u0631 \u06cc\u06a9\u0633\u0627\u0646 \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.<\/p>\n<h2 id=\"streamingcontentswithfscreatereadstream\"><span class=\"ez-toc-section\" id=\"%d9%be%d8%ae%d8%b4_%d9%85%d8%b7%d8%a7%d9%84%d8%a8_%d8%a8%d8%a7_fscreatereadstream\"><\/span>\u067e\u062e\u0634 \u0645\u0637\u0627\u0644\u0628 \u0628\u0627 fs.createReadStream<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0631\u0627\u0647 \u062f\u0648\u0645 \u0628\u0631\u0627\u06cc \u0628\u0627\u0632 \u06a9\u0631\u062f\u0646 \u0648 \u062e\u0648\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a a \u0628\u0627\u0632 \u06a9\u0646\u06cc\u062f <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/nodejs.org\/api\/stream.html\">\u062c\u0631\u06cc\u0627\u0646<\/a> \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/nodejs.org\/api\/fs.html#fs_fs_createreadstream_path_options\">fs.createReadStream<\/a> \u0631\u0648\u0634.  \u0647\u0645\u0647 \u062c\u0631\u06cc\u0627\u0646\u200c\u0647\u0627\u06cc Node \u0646\u0645\u0648\u0646\u0647\u200c\u0647\u0627\u06cc\u06cc \u0627\u0632 \u0627\u06cc\u0646 \u0647\u0633\u062a\u0646\u062f <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/nodejs.org\/api\/events.html#events_class_eventemitter\">Event Emitter<\/a> \u0634\u06cc\u060c \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u062f\u0631 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627\u06cc \u0645\u0647\u0645 \u0645\u0634\u062a\u0631\u06a9 \u0634\u0648\u06cc\u062f.<\/p>\n<p>\u06cc\u06a9 \u0634\u06cc \u062c\u0631\u06cc\u0627\u0646 \u0642\u0627\u0628\u0644 \u062e\u0648\u0627\u0646\u062f\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u062f\u0644\u0627\u06cc\u0644 \u0632\u06cc\u0627\u062f\u06cc \u0645\u0641\u06cc\u062f \u0628\u0627\u0634\u062f \u06a9\u0647 \u0686\u0646\u062f \u0645\u0648\u0631\u062f \u0627\u0632 \u0622\u0646\u0647\u0627 \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/p>\n<ul>\n<li><em>\u0631\u062f\u067e\u0627\u06cc \u062d\u0627\u0641\u0638\u0647 \u06a9\u0648\u0686\u06a9\u062a\u0631<\/em>.  \u0627\u0632 \u0622\u0646\u062c\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0641\u0627\u06cc\u0644 \u0645\u0648\u0631\u062f \u0646\u0638\u0631 \u0628\u0647 \u0635\u0648\u0631\u062a \u062a\u06a9\u0647\u200c\u0627\u06cc \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u0645\u06cc\u200c\u0634\u0648\u0646\u062f\u060c \u0628\u0631\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u062f\u0631 \u06cc\u06a9 \u0628\u0627\u0641\u0631 \u0628\u0647 \u062d\u0627\u0641\u0638\u0647 \u0632\u06cc\u0627\u062f\u06cc \u0646\u06cc\u0627\u0632 \u0646\u06cc\u0633\u062a.<\/li>\n<li><em>\u0632\u0645\u0627\u0646 \u067e\u0627\u0633\u062e\u06af\u0648\u06cc\u06cc \u0633\u0631\u06cc\u0639\u062a\u0631<\/em>.  \u0628\u0631\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc \u062d\u0633\u0627\u0633 \u0628\u0647 \u0632\u0645\u0627\u0646\u060c \u0632\u0645\u0627\u0646 \u0628\u06cc\u0646 \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0648 \u067e\u0627\u0633\u062e \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a.  \u0627\u0633\u062a\u0631\u06cc\u0645\u200c\u0647\u0627 \u0632\u0645\u0627\u0646 \u067e\u0627\u0633\u062e\u200c\u062f\u0647\u06cc \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f (\u0645\u062e\u0635\u0648\u0635\u0627\u064b \u0628\u0631\u0627\u06cc \u0641\u0627\u06cc\u0644\u200c\u0647\u0627\u06cc \u0628\u0632\u0631\u06af)\u060c \u0632\u06cc\u0631\u0627 \u0646\u06cc\u0627\u0632\u06cc \u0628\u0647 \u0635\u0628\u0631 \u06a9\u0631\u062f\u0646 \u0628\u0631\u0627\u06cc \u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u06a9\u0644 \u0641\u0627\u06cc\u0644 \u0642\u0628\u0644 \u0627\u0632 \u0628\u0627\u0632\u06af\u0634\u062a \u062f\u0627\u062f\u0647 \u0646\u062f\u0627\u0631\u0646\u062f.<\/li>\n<li><em>\u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0644\u0648\u0644\u0647 \u06a9\u0634\u06cc<\/em>.  \u0627\u0646\u062a\u0632\u0627\u0639 \u062c\u0631\u06cc\u0627\u0646 \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0627\u0632 \u06cc\u06a9 \u0631\u0627\u0628\u0637 \u0645\u0634\u062a\u0631\u06a9 \u0628\u06cc\u0646 \u062a\u0648\u0644\u06cc\u062f \u06a9\u0646\u0646\u062f\u06af\u0627\u0646 \u0648 \u0645\u0635\u0631\u0641 \u06a9\u0646\u0646\u062f\u06af\u0627\u0646 \u062f\u0627\u062f\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0622\u0646 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0631\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0644\u0648\u0644\u0647 \u0647\u0627 \u0645\u0646\u062a\u0642\u0644 \u06a9\u0646\u06cc\u062f.  \u0627\u06cc\u0646 \u0628\u0633\u06cc\u0627\u0631 \u0634\u0628\u06cc\u0647 \u0628\u0647 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Pipeline_%28Unix%29\">\u0644\u0648\u0644\u0647 \u06cc\u0648\u0646\u06cc\u06a9\u0633<\/a> \u0645\u0641\u0647\u0648\u0645<\/li>\n<\/ul>\n<p>\u0627\u06af\u0631\u0686\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0633\u062a\u0631\u06cc\u0645\u200c\u0647\u0627 \u0648\u0627\u0642\u0639\u0627\u064b \u0633\u062e\u062a \u0646\u06cc\u0633\u062a\u060c \u0627\u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u06a9\u0645\u06cc \u062a\u0631\u0633\u0646\u0627\u06a9 \u0628\u0627\u0634\u0646\u062f \u0648 \u0628\u0647 \u0627\u0646\u062f\u0627\u0632\u0647 \u062c\u0631\u06cc\u0627\u0646\u200c\u0647\u0627 \u0628\u0635\u0631\u06cc \u0646\u06cc\u0633\u062a\u0646\u062f. <code>fs.readFile<\/code> \u0631\u0648\u0634.  \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 &#8220;\u0633\u0644\u0627\u0645 \u062c\u0647\u0627\u0646&#8221; \u062c\u0631\u06cc\u0627\u0646 \u0641\u0627\u06cc\u0644 \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n\n<span class=\"hljs-keyword\">var<\/span> data = <span class=\"hljs-string\">''<\/span>;\n\n<span class=\"hljs-keyword\">var<\/span> readStream = fs.createReadStream(<span class=\"hljs-string\">'my-file.txt'<\/span>, <span class=\"hljs-string\">'utf8'<\/span>);\n\nreadStream.\u0631\u0648\u06cc(<span class=\"hljs-string\">'data'<\/span>, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">chunk<\/span>) <\/span>{\n    data += chunk;\n}).\u0631\u0648\u06cc(<span class=\"hljs-string\">'end'<\/span>, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-built_in\">console<\/span>.log(data);\n});\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u06a9\u062f \u062f\u0642\u06cc\u0642\u0627\u064b \u0647\u0645\u0627\u0646 \u06a9\u0627\u0631\u06cc \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u06a9\u062f \u062f\u0631 \u0628\u062e\u0634 \u0627\u0648\u0644 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f\u060c \u0628\u0627 \u0627\u06cc\u0646 \u062a\u0641\u0627\u0648\u062a \u06a9\u0647 \u0628\u0627\u06cc\u062f \u062a\u06a9\u0647 \u0647\u0627\u06cc\u06cc \u0627\u0632 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0631\u0627 \u0642\u0628\u0644 \u0627\u0632 \u0686\u0627\u067e \u062f\u0631 console.  \u0627\u06af\u0631 \u0641\u0627\u06cc\u0644 \u0634\u0645\u0627 \u0646\u0633\u0628\u062a\u0627\u064b \u06a9\u0648\u0686\u06a9 \u0627\u0633\u062a\u060c \u0627\u062d\u062a\u0645\u0627\u0644\u0627\u064b \u062a\u0646\u0647\u0627 \u06cc\u06a9 \u062a\u06a9\u0647 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f\u060c \u0627\u0645\u0627 \u0628\u0631\u0627\u06cc \u0641\u0627\u06cc\u0644\u200c\u0647\u0627\u06cc \u0628\u0632\u0631\u06af\u062a\u0631\u060c \u0645\u0627\u0646\u0646\u062f \u0635\u062f\u0627 \u0648 \u062a\u0635\u0648\u06cc\u0631\u060c \u0628\u0627\u06cc\u062f \u0686\u0646\u062f\u06cc\u0646 \u062a\u06a9\u0647 \u0631\u0627 \u062c\u0645\u0639 \u0622\u0648\u0631\u06cc \u06a9\u0646\u06cc\u062f.  \u0627\u06cc\u0646 \u0645\u0648\u0631\u062f\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0634\u0645\u0627 \u0627\u0631\u0632\u0634 \u0648\u0627\u0642\u0639\u06cc \u0641\u0627\u06cc\u0644 \u0647\u0627\u06cc \u062c\u0631\u06cc\u0627\u0646\u06cc \u0631\u0627 \u0645\u062a\u0648\u062c\u0647 \u062e\u0648\u0627\u0647\u06cc\u062f \u0634\u062f.<\/p>\n<p>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0645\u062b\u0627\u0644\u06cc \u06a9\u0647 \u062f\u0631 \u0628\u0627\u0644\u0627 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0645 \u0639\u0645\u062f\u062a\u0627\u064b \u0647\u062f\u0641 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u0646\u0627\u062f\u06cc\u062f\u0647 \u0645\u06cc\u200c\u06af\u06cc\u0631\u062f\u060c \u0632\u06cc\u0631\u0627 \u0628\u0647 \u0647\u0631 \u062d\u0627\u0644 \u0645\u0627 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u0628\u0627\u0641\u0631 (\u0645\u062a\u063a\u06cc\u0631) \u062c\u0645\u0639\u200c\u0622\u0648\u0631\u06cc \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645\u060c \u0627\u0645\u0627 \u062d\u062f\u0627\u0642\u0644 \u0628\u0647 \u0634\u0645\u0627 \u0627\u06cc\u062f\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.  \u0645\u062b\u0627\u0644 \u0628\u0647\u062a\u0631\u06cc \u06a9\u0647 \u0646\u0642\u0627\u0637 \u0642\u0648\u062a \u062c\u0631\u06cc\u0627\u0646 \u0641\u0627\u06cc\u0644 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0645\u0634\u0627\u0647\u062f\u0647 \u06a9\u0631\u062f\u060c \u062f\u0631 \u06cc\u06a9 \u0645\u0633\u06cc\u0631 Express \u06a9\u0647 \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0641\u0627\u06cc\u0644 \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc \u06a9\u0646\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n<span class=\"hljs-keyword\">var<\/span> path = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'path'<\/span>);\n<span class=\"hljs-keyword\">var<\/span> http = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'http'<\/span>);\n\n<span class=\"hljs-keyword\">var<\/span> staticBasePath = <span class=\"hljs-string\">'.\/static'<\/span>;\n\n<span class=\"hljs-keyword\">var<\/span> staticServe = <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">req, res<\/span>) <\/span>{\n    <span class=\"hljs-keyword\">var<\/span> fileLoc = path.resolve(staticBasePath);\n    fileLoc = path.join(fileLoc, req.url);\n    \n        <span class=\"hljs-keyword\">var<\/span> stream = fs.createReadStream(fileLoc);\n\n        stream.\u0631\u0648\u06cc(<span class=\"hljs-string\">'error'<\/span>, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">error<\/span>) <\/span>{\n            res.writeHead(<span class=\"hljs-number\">404<\/span>, <span class=\"hljs-string\">'Not Found'<\/span>);\n            res.end();\n        });\n\n        stream.pipe(res);\n};\n\n<span class=\"hljs-keyword\">var<\/span> httpServer = http.createServer(staticServe);\nhttpServer.listen(<span class=\"hljs-number\">8080<\/span>);\n<\/code><\/pre>\n<p>\u062a\u0646\u0647\u0627 \u06a9\u0627\u0631\u06cc \u06a9\u0647 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u06cc\u0645 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0641\u0627\u06cc\u0644 \u0631\u0627 \u0628\u0627 \u0622\u0646 \u0628\u0627\u0632 \u06a9\u0646\u06cc\u0645 <code>fs.createReadStream<\/code> \u0648 \u0622\u0646 \u0631\u0627 \u0628\u0647 \u0634\u06cc \u067e\u0627\u0633\u062e \u0644\u0648\u0644\u0647 \u06a9\u0646\u06cc\u062f\u060c <code>res<\/code>.  \u0645\u0627 \u062d\u062a\u06cc \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0645\u0634\u062a\u0631\u06a9 \u0634\u0648\u06cc\u0645 <code>error<\/code> \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u0648 \u0622\u0646\u200c\u0647\u0627 \u0631\u0627 \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0627\u062a\u0641\u0627\u0642 \u0645\u06cc\u200c\u0627\u0641\u062a\u0646\u062f \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0646\u06cc\u062f.  \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0635\u062d\u06cc\u062d \u0627\u0632 \u0622\u0646 \u0631\u0627 \u06cc\u0627\u062f \u06af\u0631\u0641\u062a\u06cc\u062f\u060c \u0631\u0648\u0634 \u0628\u0633\u06cc\u0627\u0631 \u0628\u0647\u062a\u0631\u06cc \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0641\u0627\u06cc\u0644 \u0647\u0627 \u0627\u0633\u062a.  \u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644 \u06a9\u0627\u0645\u0644\u062a\u0631 \u0648 \u062a\u0648\u0636\u06cc\u062d \u06a9\u062f \u0628\u0627\u0644\u0627\u060c \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u0631\u0648\u06cc \u0627\u06cc\u062c\u0627\u062f \u0633\u0631\u0648\u0631\u0647\u0627\u06cc \u0641\u0627\u06cc\u0644 \u0627\u0633\u062a\u0627\u062a\u06cc\u06a9 \u0628\u0627 Node.<\/p>\n<h2 id=\"conclusion\"><span class=\"ez-toc-section\" id=\"%d9%86%d8%aa%db%8c%d8%ac%d9%87\"><\/span>\u0646\u062a\u06cc\u062c\u0647<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0632 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0628\u0627\u06cc\u062f \u0627\u0635\u0648\u0644 \u062e\u0648\u0627\u0646\u062f\u0646 \u0641\u0627\u06cc\u0644 \u0647\u0627 \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0631\u0648\u0634 \u0647\u0627\u06cc \u067e\u06cc\u0634\u0631\u0641\u062a\u0647 \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0634\u06cc\u0627\u0621 Stream \u0631\u0627 \u06cc\u0627\u062f \u06af\u0631\u0641\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f.  \u062f\u0627\u0646\u0633\u062a\u0646 \u0632\u0645\u0627\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646\u0647\u0627 \u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc \u0627\u0633\u062a\u060c \u0648 \u0628\u0627\u06cc\u062f \u0628\u0631\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc \u0628\u0627 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u062d\u0627\u0641\u0638\u0647 \u06cc\u0627 \u0632\u0645\u0627\u0646 \u0645\u062d\u062f\u0648\u062f \u0645\u0648\u0631\u062f \u062a\u0648\u062c\u0647 \u0642\u0631\u0627\u0631 \u06af\u06cc\u0631\u062f.<\/p>\n<p><em>\u0631\u0648\u0634 \u062a\u0631\u062c\u06cc\u062d\u06cc \u0634\u0645\u0627 \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0641\u0627\u06cc\u0644 \u0647\u0627 \u0686\u06cc\u0633\u062a\u061f  \u062f\u0631 \u06af\u0630\u0634\u062a\u0647 \u0686\u06af\u0648\u0646\u0647 \u0627\u0632 Streams \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u062f\u061f  \u062f\u0631 \u0646\u0638\u0631\u0627\u062a \u0628\u0647 \u0645\u0627 \u0627\u0637\u0644\u0627\u0639 \u062f\u0647\u06cc\u062f!<\/em><\/p>\n<\/div>\n<p>    (\u0628\u0631\u0686\u0633\u0628\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u062a\u0631\u062c\u0645\u0647)# \u0631\u0648\u0634<br \/>\n<br \/><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1403-01-28 21:58:03<br \/>\n<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;16647&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628&quot;,&quot;legend&quot;:&quot;0\\\/5 (0 \u0631\u0627\u06cc)&quot;,&quot;size&quot;:&quot;30&quot;,&quot;title&quot;:&quot;\u062e\u0648\u0627\u0646\u062f\u0646 \u0641\u0627\u06cc\u0644\u200c\u0647\u0627 \u0628\u0627 Node.js \u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0627\u06cc\u062c\u200c\u062a\u0631\u06cc\u0646 \u06a9\u0627\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0628\u0627 \u0647\u0631 \u0632\u0628\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0646\u0648\u06cc\u0633\u06cc \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f\u060c \u0628\u0627\u0632 \u06a9\u0631\u062f\u0646 \u0648 \u062e\u0648\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u0627\u0633\u062a.  \u0628\u0627 \u0627\u06a9\u062b\u0631 \u0632\u0628\u0627\u0646\u200c\u0647\u0627\u060c \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0627\u062f\u0647 \u0627\u0633\u062a\u060c \u0627\u0645\u0627 \u0628\u0631\u0627\u06cc \u062c\u0627\u0646\u0628\u0627\u0632\u0627\u0646 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u06a9\u0645\u06cc \u0639\u062c\u06cc\u0628 \u0628\u0647 \u0646\u0638\u0631 \u0628\u0631\u0633\u062f.  \u0628\u0631\u0627\u06cc \u0686\u0646\u062f\u06cc\u0646 \u0633\u0627\u0644 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0641\u0642\u0637 \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u0648\u062c\u0648\u062f \u0628\u0648\u062f\u060c...&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} ({count} \u0631\u0627\u06cc)&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 24px;\">\n            <span class=\"kksr-muted\">\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0627\u06cc\u062c \u062a\u0631\u06cc\u0646 \u06a9\u0627\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0628\u0627 \u0647\u0631 \u0632\u0628\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f\u060c \u0628\u0627\u0632 \u06a9\u0631\u062f\u0646 \u0648 \u062e\u0648\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u0627\u0633\u062a. \u0628\u0627 \u0627\u06a9\u062b\u0631 \u0632\u0628\u0627\u0646\u200c\u0647\u0627\u060c \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0627\u062f\u0647 \u0627\u0633\u062a\u060c \u0627\u0645\u0627 \u0628\u0631\u0627\u06cc \u062c\u0627\u0646\u0628\u0627\u0632\u0627\u0646 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u06a9\u0645\u06cc \u0639\u062c\u06cc\u0628 \u0628\u0647 \u0646\u0638\u0631 \u0628\u0631\u0633\u062f. \u0628\u0631\u0627\u06cc \u0686\u0646\u062f\u06cc\u0646 \u0633\u0627\u0644 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0641\u0642\u0637 \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u0648\u062c\u0648\u062f \u0628\u0648\u062f\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u062a\u0648\u0633\u0639\u0647 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9043,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1772,620],"tags":[],"class_list":["post-16647","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","category-programming"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/16647","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/comments?post=16647"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/16647\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/9043"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=16647"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=16647"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=16647"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}