{"id":28628,"date":"2025-06-24T09:32:19","date_gmt":"2025-06-24T02:32:19","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=28628"},"modified":"2025-06-30T16:35:21","modified_gmt":"2025-06-30T09:35:21","slug":"http-request-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/http-request-la-gi\/","title":{"rendered":"HTTP Request L\u00e0 G\u00ec? C\u1ea5u Tr\u00fac, C\u00e1c Ph\u01b0\u01a1ng Th\u1ee9c V\u00e0 V\u00ed D\u1ee5 D\u1ec5 Hi\u1ec3u"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Request-la-gi\" >Request l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#HTTP-Request-hoat-dong-nhu-the-nao\" >HTTP Request ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Tam-quan-trong-cua-viec-hieu-HTTP-Request\" >T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c hi\u1ec3u HTTP Request<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Thanh-phan-chinh-cua-mot-HTTP-Request\" >Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ed9t HTTP Request<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Request-Line-trong-HTTP-Request-la-gi\" >Request Line trong HTTP Request l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#HTTP-Request-Headers-la-gi\" >HTTP Request Headers l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Message-Body-trong-HTTP-Request\" >Message Body trong HTTP Request<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Cac-phuong-thuc-HTTP-Request-pho-bien\" >C\u00e1c ph\u01b0\u01a1ng th\u1ee9c HTTP Request ph\u1ed5 bi\u1ebfn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Cau-hoi-thuong-gap-ve-HTTP-Request\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 HTTP Request<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#HTTP-Request-va-HTTP-Response-khac-nhau-the-nao\" >HTTP Request v\u00e0 HTTP Response kh\u00e1c nhau th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Phan-Header-trong-HTTP-Request-duoc-dung-de-lam-gi\" >Ph\u1ea7n Header trong HTTP Request \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Khi-nao-thi-mot-HTTP-Request-can-co-phan-Body\" >Khi n\u00e0o th\u00ec m\u1ed9t HTTP Request c\u1ea7n c\u00f3 ph\u1ea7n Body?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/#Duong-dan-URL-hoac-Path-dong-vai-tro-gi-trong-mot-HTTP-Request\" >\u0110\u01b0\u1eddng d\u1eabn (URL ho\u1eb7c Path) \u0111\u00f3ng vai tr\u00f2 g\u00ec trong m\u1ed9t HTTP Request?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p><a href=\"https:\/\/interdata.vn\/blog\/http-request-la-gi\/\"><strong>Request l\u00e0 g\u00ec?<\/strong> <\/a>\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng m\u00e0 b\u1ea5t k\u1ef3 l\u1eadp tr\u00ecnh vi\u00ean hay ng\u01b0\u1eddi l\u00e0m web n\u00e0o c\u0169ng c\u1ea7n n\u1eafm v\u1eefng. M\u1ed7i l\u1ea7n b\u1ea1n truy c\u1eadp v\u00e0o m\u1ed9t trang web, g\u1eedi d\u1eef li\u1ec7u qua bi\u1ec3u m\u1eabu hay g\u1ecdi API, \u0111\u1ec1u c\u00f3 m\u1ed9t HTTP Request \u0111ang ho\u1ea1t \u0111\u1ed9ng \u00e2m th\u1ea7m ph\u00eda sau.<\/p>\n<p>Trong b\u00e0i vi\u1ebft n\u00e0y, InterData s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 kh\u00e1i ni\u1ec7m HTTP Request, c\u00e1ch n\u00f3 v\u1eadn h\u00e0nh, c\u00e1c th\u00e0nh ph\u1ea7n c\u1ea5u t\u1ea1o n\u00ean m\u1ed9t request, v\u00e0 t\u1ea1i sao hi\u1ec3u \u0111\u01b0\u1ee3c c\u01a1 ch\u1ebf n\u00e0y l\u1ea1i c\u1ef1c k\u1ef3 quan tr\u1ecdng khi l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng web ho\u1eb7c API. \u0110\u00e2y s\u1ebd l\u00e0 b\u00e0i vi\u1ebft t\u1ed5ng h\u1ee3p, \u0111\u01a1n gi\u1ea3n ho\u00e1 c\u00e1c kh\u00e1i ni\u1ec7m k\u1ef9 thu\u1eadt, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng \u1ee9ng d\u1ee5ng ngay v\u00e0o th\u1ef1c t\u1ebf.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Request-la-gi\"><\/span>Request l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Trong l\u1eadp tr\u00ecnh, request (y\u00eau c\u1ea7u) l\u00e0 m\u1ed9t th\u00f4ng \u0111i\u1ec7p \u0111\u01b0\u1ee3c g\u1eedi t\u1eeb m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh m\u00e1y t\u00ednh (client) t\u1edbi m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh m\u00e1y t\u00ednh kh\u00e1c (server) \u0111\u1ec3 y\u00eau c\u1ea7u m\u1ed9t h\u00e0nh \u0111\u1ed9ng ho\u1eb7c m\u1ed9t t\u00e0i nguy\u00ean c\u1ee5 th\u1ec3. N\u00f3 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a giao ti\u1ebfp gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng trong m\u00f4i tr\u01b0\u1eddng m\u1ea1ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00ean web.<\/p>\n<p>H\u00e3y h\u00ecnh dung n\u00f3 gi\u1ed1ng nh\u01b0 b\u1ea1n \u0111ang g\u1ecdi \u0111i\u1ec7n t\u1edbi t\u1ed5ng \u0111\u00e0i d\u1ecbch v\u1ee5 \u0111\u1ec3 y\u00eau c\u1ea7u th\u00f4ng tin ho\u1eb7c th\u1ef1c hi\u1ec7n giao d\u1ecbch. Cu\u1ed9c g\u1ecdi c\u1ee7a b\u1ea1n ch\u00ednh l\u00e0 HTTP Request, mang theo th\u00f4ng tin b\u1ea1n mu\u1ed1n v\u00e0 y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n. Server s\u1ebd l\u1eafng nghe v\u00e0 ph\u1ea3n h\u1ed3i l\u1ea1i y\u00eau c\u1ea7u \u0111\u00f3.<\/p>\n<figure id=\"attachment_28630\" aria-describedby=\"caption-attachment-28630\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-la-gi.jpg\" alt=\"HTTP Request l\u00e0 g\u00ec?\" width=\"800\" height=\"500\" class=\"size-full wp-image-28630\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-la-gi.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-la-gi-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-la-gi-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-la-gi-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-28630\" class=\"wp-caption-text\">HTTP Request l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p>Trong b\u1ed1i c\u1ea3nh l\u1eadp tr\u00ecnh, vi\u1ec7c hi\u1ec3u HTTP Request l\u00e0 n\u1ec1n t\u1ea3ng quan tr\u1ecdng. L\u1eadp tr\u00ecnh vi\u00ean x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng client (tr\u00ecnh duy\u1ec7t, \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng) ho\u1eb7c server (API, website) c\u1ea7n bi\u1ebft c\u00e1ch t\u1ea1o, g\u1eedi v\u00e0 x\u1eed l\u00fd c\u00e1c Request n\u00e0y \u0111\u1ec3 c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 trao \u0111\u1ed5i d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3.<\/p>\n<p>Theo \u0111\u1ecbnh ngh\u0129a t\u1eeb c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n, HTTP Request l\u00e0 t\u1eadp c\u00e1c ph\u01b0\u01a1ng th\u1ee9c \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a \u0111\u1ec3 c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 h\u00e0nh \u0111\u1ed9ng d\u1ef1a tr\u00ean c\u00e1c t\u00e0i nguy\u00ean g\u1eedi l\u00ean cho web server. M\u1ecdi t\u01b0\u01a1ng t\u00e1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng tr\u00ean web \u0111\u1ec1u b\u1eaft ngu\u1ed3n t\u1eeb chu\u1ed7i Request.<\/p>\n<p>V\u1ec1 b\u1ea3n ch\u1ea5t, Request gi\u1ed1ng nh\u01b0 vi\u1ec7c g\u1eedi m\u1ed9t l\u00e1 th\u01b0 k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 c\u1ee5 th\u1ec3 (URL tr\u00ean server) v\u1edbi y\u00eau c\u1ea7u r\u00f5 r\u00e0ng (Method). L\u00e1 th\u01b0 n\u00e0y c\u00f2n c\u00f3 &#8220;ti\u00eau \u0111\u1ec1&#8221; k\u00e8m theo th\u00f4ng tin b\u1ed5 sung (Headers) v\u00e0 \u0111\u00f4i khi c\u1ea3 &#8220;n\u1ed9i dung&#8221; d\u1eef li\u1ec7u c\u1ea7n g\u1eedi (Body).<\/p>\n<h2><span class=\"ez-toc-section\" id=\"HTTP-Request-hoat-dong-nhu-the-nao\"><\/span>HTTP Request ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>HTTP Request ho\u1ea1t \u0111\u1ed9ng ra sao? B\u1ea1n c\u00f3 th\u1ec3 h\u00ecnh dung m\u1ed9t HTTP request gi\u1ed1ng nh\u01b0 khi tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n k\u1ebft n\u1ed1i v\u1edbi m\u00e1y ch\u1ee7 \u0111\u1ec3 <strong>y\u00eau c\u1ea7u truy c\u1eadp m\u1ed9t t\u00e0i nguy\u00ean c\u1ee5 th\u1ec3<\/strong> ho\u1eb7c <strong>g\u1eedi d\u1eef li\u1ec7u \u0111\u1ebfn \u0111\u00f3<\/strong>. C\u00f3 nhi\u1ec1u lo\u1ea1i ph\u01b0\u01a1ng th\u1ee9c y\u00eau c\u1ea7u (request method) trong HTTP, v\u00e0 <strong>m\u1ed7i lo\u1ea1i s\u1ebd t\u1ea1o ra m\u1ed9t ki\u1ec3u ph\u1ea3n h\u1ed3i kh\u00e1c nhau t\u1eeb m\u00e1y ch\u1ee7<\/strong>. Nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c ph\u1ed5 bi\u1ebfn nh\u1ea5t bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>GET<\/strong>: \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng th\u1ee9c HTTP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t. M\u1ed9t y\u00eau c\u1ea7u GET s\u1ebd y\u00eau c\u1ea7u m\u00e1y ch\u1ee7 cung c\u1ea5p m\u1ed9t th\u00f4ng tin ho\u1eb7c t\u00e0i nguy\u00ean c\u1ee5 th\u1ec3. Khi b\u1ea1n truy c\u1eadp m\u1ed9t trang web, tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n th\u01b0\u1eddng g\u1eedi nhi\u1ec1u y\u00eau c\u1ea7u GET \u0111\u1ec3 nh\u1eadn v\u1ec1 c\u00e1c d\u1eef li\u1ec7u c\u1ea7n thi\u1ebft cho vi\u1ec7c t\u1ea3i trang.<\/li>\n<li><strong>HEAD<\/strong>: V\u1edbi y\u00eau c\u1ea7u HEAD, b\u1ea1n ch\u1ec9 nh\u1eadn \u0111\u01b0\u1ee3c ph\u1ea7n th\u00f4ng tin ti\u00eau \u0111\u1ec1 (header) c\u1ee7a trang m\u00e0 b\u1ea1n mu\u1ed1n t\u1ea3i. Lo\u1ea1i y\u00eau c\u1ea7u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ki\u1ec3m tra k\u00edch th\u01b0\u1edbc c\u1ee7a t\u00e0i li\u1ec7u tr\u01b0\u1edbc khi t\u1ea3i v\u1ec1 b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c GET.<\/li>\n<li><strong>POST<\/strong>: Tr\u00ecnh duy\u1ec7t s\u1eed d\u1ee5ng ph\u01b0\u01a1ng th\u1ee9c POST khi c\u1ea7n <strong>g\u1eedi d\u1eef li\u1ec7u l\u00ean m\u00e1y ch\u1ee7<\/strong>. V\u00ed d\u1ee5, khi b\u1ea1n \u0111i\u1ec1n m\u1ed9t bi\u1ec3u m\u1eabu li\u00ean h\u1ec7 tr\u00ean trang web v\u00e0 nh\u1ea5n n\u00fat g\u1eedi, b\u1ea1n \u0111ang th\u1ef1c hi\u1ec7n m\u1ed9t y\u00eau c\u1ea7u POST \u0111\u1ec3 m\u00e1y ch\u1ee7 nh\u1eadn \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u \u0111\u00f3.<\/li>\n<li><strong>PUT<\/strong>: Ph\u01b0\u01a1ng th\u1ee9c PUT ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1 POST, nh\u01b0ng thay v\u00ec g\u1eedi m\u1edbi d\u1eef li\u1ec7u, PUT \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 <strong>c\u1eadp nh\u1eadt th\u00f4ng tin \u0111\u00e3 c\u00f3 s\u1eb5n<\/strong> tr\u00ean m\u00e1y ch\u1ee7 \u0111\u00edch.<\/li>\n<\/ul>\n<p>Ngo\u00e0i ra c\u00f2n c\u00f3 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng th\u1ee9c HTTP kh\u00e1c nh\u01b0 <strong>DELETE<\/strong>, <strong>PATCH<\/strong> v\u00e0 <strong>OPTIONS<\/strong>, tuy nhi\u00ean ch\u00fang \u00edt \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c t\u00ecnh hu\u1ed1ng th\u00f4ng th\u01b0\u1eddng h\u00e0ng ng\u00e0y.<\/p>\n<figure id=\"attachment_28634\" aria-describedby=\"caption-attachment-28634\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-hoat-dong-nhu-the-nao.jpg\" alt=\"HTTP Request ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?\" width=\"800\" height=\"500\" class=\"size-full wp-image-28634\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-hoat-dong-nhu-the-nao.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-hoat-dong-nhu-the-nao-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-hoat-dong-nhu-the-nao-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/HTTP-Request-hoat-dong-nhu-the-nao-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-28634\" class=\"wp-caption-text\">HTTP Request ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/figcaption><\/figure>\n<p>Qu\u00e1 tr\u00ecnh g\u1eedi m\u1ed9t HTTP request bao g\u1ed3m <strong>vi\u1ec7c g\u1eedi m\u1ed9t th\u00f4ng \u0111i\u1ec7p theo \u0111\u1ecbnh d\u1ea1ng c\u1ee5 th\u1ec3 \u0111\u1ebfn m\u00e1y ch\u1ee7 nh\u1eadn<\/strong>. Sau \u0111\u00f3, m\u00e1y ch\u1ee7 s\u1ebd ph\u1ea3n h\u1ed3i v\u00e0 <strong>client (tr\u00ecnh duy\u1ec7t ho\u1eb7c \u1ee9ng d\u1ee5ng) s\u1ebd x\u1eed l\u00fd ph\u1ea3n h\u1ed3i \u0111\u00f3<\/strong>, v\u00ed d\u1ee5 nh\u01b0 t\u1ea3i d\u1eef li\u1ec7u ho\u1eb7c chuy\u1ec3n h\u01b0\u1edbng ng\u01b0\u1eddi d\u00f9ng sang m\u1ed9t trang kh\u00e1c.<\/p>\n<p>Khi b\u1ea1n g\u1eb7p l\u1ed7i HTTP, th\u01b0\u1eddng l\u00e0 v\u00ec <strong>m\u00e1y ch\u1ee7 kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n<\/strong>. M\u00e3 l\u1ed7i HTTP m\u00e0 b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c s\u1ebd <strong>gi\u1ea3i th\u00edch nguy\u00ean nh\u00e2n<\/strong>. M\u1ed9t s\u1ed1 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t g\u00e2y ra l\u1ed7i HTTP l\u00e0 <strong>kh\u00f4ng th\u1ec3 k\u1ebft n\u1ed1i v\u1edbi m\u00e1y ch\u1ee7<\/strong> ho\u1eb7c <strong>kh\u00f4ng t\u00ecm th\u1ea5y t\u00e0i nguy\u00ean \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u<\/strong>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tam-quan-trong-cua-viec-hieu-HTTP-Request\"><\/span>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c hi\u1ec3u HTTP Request<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>T\u1ea1i sao Request l\u1ea1i quan tr\u1ecdng trong l\u1eadp tr\u00ecnh web? HTTP Request gi\u00fap:<\/p>\n<ul>\n<li><strong>G\u1ee1 l\u1ed7i (Debugging)<\/strong>: Hi\u1ec3u Request gi\u00fap x\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1 n\u1eb1m \u1edf \u0111\u00e2u (client g\u1eedi sai Request? server x\u1eed l\u00fd sai?).<\/li>\n<li><strong>T\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t<\/strong>: Hi\u1ec3u c\u00e1ch Request ho\u1ea1t \u0111\u1ed9ng gi\u00fap t\u1ed1i \u01b0u Header, Body, Method, cache&#8230;<\/li>\n<li><strong>B\u1ea3o m\u1eadt<\/strong>: Hi\u1ec3u c\u00e1ch Request \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i gi\u00fap b\u1ea3o m\u1eadt th\u00f4ng tin nh\u1ea1y c\u1ea3m (qua Header, Body), hi\u1ec3u v\u1ec1 HTTPS.<\/li>\n<li><strong>T\u01b0\u01a1ng t\u00e1c API<\/strong>: H\u1ea7u h\u1ebft c\u00e1c API (RESTful, GraphQL) \u0111\u1ec1u s\u1eed d\u1ee5ng HTTP Request l\u00e0m ph\u01b0\u01a1ng th\u1ee9c giao ti\u1ebfp.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Thanh-phan-chinh-cua-mot-HTTP-Request\"><\/span>Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ed9t HTTP Request<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Request-Line-trong-HTTP-Request-la-gi\"><\/span>Request Line trong HTTP Request l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Request Line l\u00e0 d\u00f2ng \u0111\u1ea7u ti\u00ean trong m\u1ed9t HTTP Request, bao g\u1ed3m ba th\u00e0nh ph\u1ea7n ch\u00ednh: ph\u01b0\u01a1ng th\u1ee9c (method), \u0111\u01b0\u1eddng d\u1eabn (path hay URL), v\u00e0 phi\u00ean b\u1ea3n HTTP (HTTP version).<\/p>\n<ul>\n<li><strong>Method<\/strong>: C\u00f3 nhi\u1ec1u lo\u1ea1i method, trong \u0111\u00f3 ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 <strong>GET<\/strong> v\u00e0 <strong>POST<\/strong>. Ph\u01b0\u01a1ng th\u1ee9c <strong>GET<\/strong> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 y\u00eau c\u1ea7u t\u00e0i nguy\u00ean c\u00f3 trong URL.<\/li>\n<li><strong>Path (URL)<\/strong>: D\u00f9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u00e0i nguy\u00ean m\u00e0 client y\u00eau c\u1ea7u. \u0110\u01b0\u1eddng d\u1eabn n\u00e0y <strong>b\u1eaft bu\u1ed9c ph\u1ea3i b\u1eaft \u0111\u1ea7u b\u1eb1ng d\u1ea5u \u201c\/\u201d<\/strong>.<\/li>\n<li><strong>HTTP version<\/strong>: L\u00e0 phi\u00ean b\u1ea3n giao th\u1ee9c HTTP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. C\u00e1c phi\u00ean b\u1ea3n ph\u1ed5 bi\u1ebfn l\u00e0 <strong>HTTP\/1.0<\/strong> v\u00e0 <strong>HTTP\/1.1<\/strong>. V\u1edbi c\u00e1c tr\u00ecnh duy\u1ec7t hi\u1ec7n \u0111\u1ea1i nh\u01b0 Chrome, n\u1ebfu kh\u00f4ng c\u00f3 thi\u1ebft l\u1eadp ri\u00eang t\u1eeb l\u1eadp tr\u00ecnh vi\u00ean, c\u00e1c tr\u00ecnh duy\u1ec7t hi\u1ec7n \u0111\u1ea1i hi\u1ec7n nay th\u01b0\u1eddng s\u1eed d\u1ee5ng m\u1eb7c \u0111\u1ecbnh HTTP\/2 ho\u1eb7c HTTP\/3, do ch\u00fang c\u00f3 t\u1ed1c \u0111\u1ed9 t\u1ea3i nhanh h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt t\u1ed1t h\u01a1n so v\u1edbi HTTP\/1.1.<\/li>\n<\/ul>\n<figure id=\"attachment_28631\" aria-describedby=\"caption-attachment-28631\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Thanh-phan-chinh-cua-mot-HTTP-Request.jpg\" alt=\"Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ed9t HTTP Request\" width=\"800\" height=\"500\" class=\"size-full wp-image-28631\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Thanh-phan-chinh-cua-mot-HTTP-Request.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Thanh-phan-chinh-cua-mot-HTTP-Request-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Thanh-phan-chinh-cua-mot-HTTP-Request-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Thanh-phan-chinh-cua-mot-HTTP-Request-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-28631\" class=\"wp-caption-text\">Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ed9t HTTP Request<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"HTTP-Request-Headers-la-gi\"><\/span>HTTP Request Headers l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Th\u00e0nh ph\u1ea7n th\u1ee9 hai trong HTTP Request ch\u00ednh l\u00e0 <strong>headers<\/strong>. Header ch\u1ee9a c\u00e1c th\u00f4ng tin b\u1ed5 sung \u0111\u01b0\u1ee3c g\u1eedi k\u00e8m theo y\u00eau c\u1ea7u gi\u1eefa client v\u00e0 server, ch\u1eb3ng h\u1ea1n nh\u01b0: cookie, th\u00f4ng tin x\u00e1c th\u1ef1c, ho\u1eb7c user-agent.<\/p>\n<p>T\u01b0\u01a1ng t\u1ef1 c\u00e1c ph\u1ea7n kh\u00e1c c\u1ee7a HTTP Request, <strong>header ph\u00e2n bi\u1ec7t ch\u1eef hoa v\u00e0 ch\u1eef th\u01b0\u1eddng<\/strong>, \u0111\u01b0\u1ee3c vi\u1ebft theo \u0111\u1ecbnh d\u1ea1ng: <strong>t\u00ean header, theo sau l\u00e0 d\u1ea5u \u201c:\u201d v\u00e0 m\u1ed9t gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Message-Body-trong-HTTP-Request\"><\/span>Message Body trong HTTP Request<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Message Body l\u00e0 ph\u1ea7n th\u1ee9 ba trong c\u1ea5u tr\u00fac HTTP Request. M\u00e1y ch\u1ee7 s\u1eed d\u1ee5ng ph\u1ea7n n\u1ed9i dung th\u01b0 n\u00e0y \u0111\u1ec3 g\u1eedi c\u00e1c th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ebfn client.<\/p>\n<p><strong>Message Body bao g\u1ed3m<\/strong>: <strong>c\u00e1c d\u00f2ng y\u00eau c\u1ea7u, th\u00f4ng tin, d\u00f2ng tr\u1ed1ng, ph\u1ea7n ti\u00eau \u0111\u1ec1, v\u00e0 n\u1ed9i dung ch\u00ednh<\/strong>. Trong \u0111\u00f3, ph\u1ea7n n\u1ed9i dung l\u00e0 <strong>tu\u1ef3 ch\u1ecdn<\/strong>. Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c y\u00eau c\u1ea7u HTTP \u0111\u1ec1u c\u00f3 n\u1ed9i dung, nh\u01b0ng \u0111\u1ed1i v\u1edbi c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1ea7n truy\u1ec1n d\u1eef li\u1ec7u &#8211; nh\u01b0 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng th\u1ee9c <strong>POST<\/strong>\u00a0th\u00ec Message Body s\u1ebd \u0111\u1ea3m nh\u1eadn vi\u1ec7c truy\u1ec1n t\u1ea3i t\u1ea3i tr\u1ecdng (payload).<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-phuong-thuc-HTTP-Request-pho-bien\"><\/span>C\u00e1c ph\u01b0\u01a1ng th\u1ee9c HTTP Request ph\u1ed5 bi\u1ebfn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>HTTP Request d\u00f9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh h\u00e0nh \u0111\u1ed9ng m\u00e0 client mu\u1ed1n server th\u1ef1c hi\u1ec7n \u0111\u1ed1i v\u1edbi m\u1ed9t t\u00e0i nguy\u00ean c\u1ee5 th\u1ec3. C\u00e1c ph\u01b0\u01a1ng th\u1ee9c HTTP ph\u00e2n bi\u1ec7t ch\u1eef hoa v\u00e0 ch\u1eef th\u01b0\u1eddng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c ph\u01b0\u01a1ng th\u1ee9c th\u01b0\u1eddng g\u1eb7p:<\/p>\n<ul>\n<li><strong>GET<\/strong>: D\u00f9ng \u0111\u1ec3 truy xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb m\u00e1y ch\u1ee7 c\u1ee5 th\u1ec3.<\/li>\n<li><strong>HEAD<\/strong>: T\u01b0\u01a1ng t\u1ef1 GET nh\u01b0ng kh\u00f4ng bao g\u1ed3m n\u1ed9i dung ph\u1ea3n h\u1ed3i. Th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 ki\u1ec3m tra t\u00ednh kh\u1ea3 d\u1ee5ng c\u1ee7a API t\u1ea1i m\u1ed9t endpoint.<\/li>\n<li><strong>POST<\/strong>: R\u1ea5t ph\u1ed5 bi\u1ebfn, d\u00f9ng khi c\u1ea7n g\u1eedi d\u1eef li\u1ec7u l\u00ean m\u00e1y ch\u1ee7 ho\u1eb7c c\u1eadp nh\u1eadt t\u00e0i nguy\u00ean. D\u1eef li\u1ec7u s\u1ebd n\u1eb1m trong ph\u1ea7n body c\u1ee7a HTTP Request.<\/li>\n<li><strong>PUT<\/strong>: C\u1eadp nh\u1eadt v\u00e0 g\u1eedi d\u1eef li\u1ec7u \u0111\u1ebfn m\u00e1y ch\u1ee7. \u0110i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a PUT l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a y\u00eau c\u1ea7u s\u1ebd kh\u00f4ng thay \u0111\u1ed5i d\u00f9 b\u1ea1n th\u1ef1c hi\u1ec7n nhi\u1ec1u l\u1ea7n c\u00f9ng m\u1ed9t y\u00eau c\u1ea7u.<\/li>\n<li><strong>DELETE<\/strong>: Cho ph\u00e9p client x\u00f3a m\u1ed9t t\u00e0i nguy\u00ean c\u1ee5 th\u1ec3 tr\u00ean server.<\/li>\n<li><strong>PATCH<\/strong>: G\u1eedi m\u1ed9t ph\u1ea7n thay \u0111\u1ed5i \u0111\u1ec3 c\u1eadp nh\u1eadt th\u00f4ng tin t\u00e0i nguy\u00ean, th\u01b0\u1eddng d\u00f9ng cho vi\u1ec7c s\u1eeda l\u1ed7i t\u1eebng ph\u1ea7n.<\/li>\n<li><strong>TRACE<\/strong>: D\u00f9ng \u0111\u1ec3 ki\u1ec3m tra \u0111\u01b0\u1eddng \u0111i c\u1ee7a m\u1ed9t y\u00eau c\u1ea7u \u0111\u1ebfn t\u00e0i nguy\u00ean \u0111\u00edch. Th\u01b0\u1eddng ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch g\u1ee1 l\u1ed7i ho\u1eb7c ch\u1ea9n \u0111o\u00e1n c\u00e1c v\u1ea5n \u0111\u1ec1 tr\u00ean API.<\/li>\n<li><strong>CONNECT<\/strong>: T\u1ea1o k\u1ebft n\u1ed1i \u0111\u1ebfn m\u00e1y ch\u1ee7 th\u00f4ng qua HTTP, th\u01b0\u1eddng k\u1ebft h\u1ee3p v\u1edbi URL \u0111\u1ec3 \u0111\u1ecbnh danh \u0111i\u1ec3m k\u1ebft n\u1ed1i.<\/li>\n<\/ul>\n<figure id=\"attachment_28632\" aria-describedby=\"caption-attachment-28632\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Cac-loai-phuong-thuc-HTTP-Request-pho-bien.jpg\" alt=\"C\u00e1c ph\u01b0\u01a1ng th\u1ee9c HTTP Request ph\u1ed5 bi\u1ebfn\" width=\"800\" height=\"500\" class=\"size-full wp-image-28632\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Cac-loai-phuong-thuc-HTTP-Request-pho-bien.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Cac-loai-phuong-thuc-HTTP-Request-pho-bien-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Cac-loai-phuong-thuc-HTTP-Request-pho-bien-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/05\/Cac-loai-phuong-thuc-HTTP-Request-pho-bien-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-28632\" class=\"wp-caption-text\">C\u00e1c ph\u01b0\u01a1ng th\u1ee9c HTTP Request ph\u1ed5 bi\u1ebfn<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Cau-hoi-thuong-gap-ve-HTTP-Request\"><\/span>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 HTTP Request<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"HTTP-Request-va-HTTP-Response-khac-nhau-the-nao\"><\/span>HTTP Request v\u00e0 HTTP Response kh\u00e1c nhau th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>HTTP Request l\u00e0 th\u00f4ng \u0111i\u1ec7p \u0111\u01b0\u1ee3c g\u1eedi \u0111i t\u1eeb client (tr\u00ecnh duy\u1ec7t, \u1ee9ng d\u1ee5ng) \u0111\u1ebfn server \u0111\u1ec3 y\u00eau c\u1ea7u m\u1ed9t h\u00e0nh \u0111\u1ed9ng ho\u1eb7c t\u00e0i nguy\u00ean. Ng\u01b0\u1ee3c l\u1ea1i, HTTP Response l\u00e0 th\u00f4ng \u0111i\u1ec7p server g\u1eedi tr\u1ea3 l\u1ea1i cho client \u0111\u1ec3 ph\u1ea3n h\u1ed3i y\u00eau c\u1ea7u \u0111\u00f3, ch\u1ee9a k\u1ebft qu\u1ea3 th\u1ef1c hi\u1ec7n y\u00eau c\u1ea7u (d\u1eef li\u1ec7u, tr\u1ea1ng th\u00e1i). Ch\u00fang l\u00e0 hai giai \u0111o\u1ea1n n\u1ed1i ti\u1ebfp trong chu tr\u00ecnh giao ti\u1ebfp HTTP.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phan-Header-trong-HTTP-Request-duoc-dung-de-lam-gi\"><\/span>Ph\u1ea7n Header trong HTTP Request \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Headers cung c\u1ea5p si\u00eau d\u1eef li\u1ec7u (metadata) v\u1ec1 Request, client, server ho\u1eb7c n\u1ed9i dung Request. Ch\u00fang ch\u1ee9a c\u00e1c th\u00f4ng tin quan tr\u1ecdng nh\u01b0 lo\u1ea1i n\u1ed9i dung g\u1eedi\/nh\u1eadn, th\u00f4ng tin x\u00e1c th\u1ef1c, cookie, th\u00f4ng tin v\u1ec1 client (User-Agent), gi\u00fap server hi\u1ec3u v\u00e0 x\u1eed l\u00fd y\u00eau c\u1ea7u ch\u00ednh x\u00e1c h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Khi-nao-thi-mot-HTTP-Request-can-co-phan-Body\"><\/span>Khi n\u00e0o th\u00ec m\u1ed9t HTTP Request c\u1ea7n c\u00f3 ph\u1ea7n Body?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ph\u1ea7n Body ch\u1ee9a d\u1eef li\u1ec7u m\u00e0 client mu\u1ed1n g\u1eedi \u0111\u1ebfn server. N\u00f3 th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n trong c\u00e1c Request s\u1eed d\u1ee5ng ph\u01b0\u01a1ng th\u1ee9c POST, PUT ho\u1eb7c PATCH, khi c\u1ea7n truy\u1ec1n d\u1eef li\u1ec7u \u0111\u1ec3 t\u1ea1o m\u1edbi, c\u1eadp nh\u1eadt t\u00e0i nguy\u00ean ho\u1eb7c g\u1eedi th\u00f4ng tin ph\u1ee9c t\u1ea1p (v\u00ed d\u1ee5: d\u1eef li\u1ec7u form, JSON, file upload).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Duong-dan-URL-hoac-Path-dong-vai-tro-gi-trong-mot-HTTP-Request\"><\/span>\u0110\u01b0\u1eddng d\u1eabn (URL ho\u1eb7c Path) \u0111\u00f3ng vai tr\u00f2 g\u00ec trong m\u1ed9t HTTP Request?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>URL (ho\u1eb7c Path t\u01b0\u01a1ng \u0111\u1ed1i) trong D\u00f2ng B\u1eaft \u0110\u1ea7u c\u1ee7a Request \u0111\u00f3ng vai tr\u00f2 \u0111\u1ecbnh danh duy nh\u1ea5t t\u00e0i nguy\u00ean m\u00e0 client mu\u1ed1n t\u01b0\u01a1ng t\u00e1c tr\u00ean server. N\u00f3 ch\u1ec9 cho server bi\u1ebft Request n\u00e0y \u0111ang nh\u1eafm \u0111\u1ebfn &#8220;\u0111\u1ecba ch\u1ec9&#8221; c\u1ee5 th\u1ec3 n\u00e0o tr\u00ean h\u1ec7 th\u1ed1ng c\u1ee7a server.<\/p>\n<p>HTTP Request l\u00e0 ch\u00eca kh\u00f3a m\u1edf ra c\u00e1nh c\u1eeda giao ti\u1ebfp gi\u1eefa client v\u00e0 server trong th\u1ebf gi\u1edbi web hi\u1ec7n \u0111\u1ea1i. Vi\u1ec7c n\u1eafm r\u00f5 c\u1ea5u tr\u00fac, c\u00e1ch ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00e1c ph\u01b0\u01a1ng th\u1ee9c HTTP Request l\u00e0 g\u00ec gi\u00fap b\u1ea1n kh\u00f4ng ch\u1ec9 g\u1ee1 l\u1ed7i nhanh ch\u00f3ng, b\u1ea3o m\u1eadt hi\u1ec7u qu\u1ea3, m\u00e0 c\u00f2n x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng web t\u1ed1i \u01b0u v\u00e0 t\u01b0\u01a1ng t\u00e1c API chuy\u00ean nghi\u1ec7p.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Request l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng m\u00e0 b\u1ea5t k\u1ef3 l\u1eadp tr\u00ecnh vi\u00ean hay ng\u01b0\u1eddi l\u00e0m web n\u00e0o c\u0169ng c\u1ea7n n\u1eafm v\u1eefng. M\u1ed7i l\u1ea7n b\u1ea1n truy c\u1eadp v\u00e0o m\u1ed9t trang web, g\u1eedi d\u1eef li\u1ec7u qua bi\u1ec3u m\u1eabu hay g\u1ecdi API, \u0111\u1ec1u c\u00f3 m\u1ed9t HTTP Request \u0111ang ho\u1ea1t \u0111\u1ed9ng \u00e2m th\u1ea7m<\/p>\n","protected":false},"author":11,"featured_media":28637,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[140],"tags":[],"class_list":["post-28628","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lap-trinh"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/28628","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=28628"}],"version-history":[{"count":6,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/28628\/revisions"}],"predecessor-version":[{"id":31234,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/28628\/revisions\/31234"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/28637"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=28628"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=28628"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=28628"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}