{"id":3364,"date":"2016-07-22T04:16:16","date_gmt":"2016-07-22T04:16:16","guid":{"rendered":"https:\/\/kiencang.net\/?p=3364"},"modified":"2016-07-22T04:16:16","modified_gmt":"2016-07-22T04:16:16","slug":"cac-tu-khoa-cua-rieng-javascript","status":"publish","type":"post","link":"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/","title":{"rendered":"C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a JavaScript"},"content":{"rendered":"\n<p>Trong JavaScript, m\u1ed9t s\u1ed1 \u0111\u1ecbnh danh l\u00e0 t\u1eeb kho\u00e1 ri\u00eang v\u00e0 kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 l\u00e0 t\u00ean bi\u1ebfn ho\u1eb7c t\u00ean h\u00e0m.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_60 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >M\u1ee5c l\u1ee5c<\/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\" role=\"button\"><label for=\"item-6577d6b90afda\" ><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><\/label><input aria-label=\"Toggle\" aria-label=\"item-6577d6b90afda\"  type=\"checkbox\" id=\"item-6577d6b90afda\"><\/a><\/span><\/div>\n<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:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/#Cac_chuan_JavaScript\" title=\"C\u00e1c chu\u1ea9n JavaScript\">C\u00e1c chu\u1ea9n JavaScript<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/#Cac_tu_khoa_cua_rieng_JavaScript\" title=\"C\u00e1c t\u1eeb kho\u00e1 c\u1ee7a ri\u00eang JavaScript\">C\u00e1c t\u1eeb kho\u00e1 c\u1ee7a ri\u00eang JavaScript<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/#Cac_doi_tuong_thuoc_tinh_va_phuong_thuc_JavaScript\" title=\"C\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, thu\u1ed9c t\u00ednh v\u00e0 ph\u01b0\u01a1ng th\u1ee9c JavaScript\">C\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, thu\u1ed9c t\u00ednh v\u00e0 ph\u01b0\u01a1ng th\u1ee9c JavaScript<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/#Cac_tu_khoa_rieng_cua_Java\" title=\"C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a Java\">C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/#Cac_tu_khoa_rieng_cua_Windows\" title=\"C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a Windows\">C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a Windows<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/#Xu_ly_su_kien_HTML\" title=\"X\u1eed l\u00fd s\u1ef1 ki\u1ec7n HTML\">X\u1eed l\u00fd s\u1ef1 ki\u1ec7n HTML<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_chuan_JavaScript\"><\/span>C\u00e1c chu\u1ea9n JavaScript<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>ECMAScript 3 (ES3) \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng m\u01b0\u1eddi Hai n\u0103m 1999.<\/p>\n\n\n\n<p>ECMAScript 4 (ES4) b\u1ecb b\u1ecf r\u01a1i, kh\u00f4ng ai nh\u00ecn \u0111\u1ebfn.<\/p>\n\n\n\n<p>ECMAScript 5 (ES5) \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng m\u01b0\u1eddi Hai n\u0103m 2009.<\/p>\n\n\n\n<p>ECMAScript 6 (ES6) \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng S\u00e1u n\u0103m 2015, v\u00e0 l\u00e0 phi\u00ean b\u1ea3n ch\u00ednh th\u1ee9c cu\u1ed1i c\u00f9ng c\u1ee7a JavaScript t\u00ednh \u0111\u1ebfn th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i.<\/p>\n\n\n\n<p>Theo th\u1eddi gian, hi\u1ec7n t\u1ea1i ch\u00fang ta b\u1eaft \u0111\u1ea7u th\u1ea5y c\u00e1c h\u1ed7 tr\u1ee3 \u0111\u1ea7y \u0111\u1ee7 cho ES5\/ES6 trong t\u1ea5t c\u1ea3 c\u00e1c tr\u00ecnh duy\u1ec7t hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_tu_khoa_cua_rieng_JavaScript\"><\/span>C\u00e1c t\u1eeb kho\u00e1 c\u1ee7a ri\u00eang JavaScript<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Trong JavaScript b\u1ea1n kh\u00f4ng th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c t\u1eeb kho\u00e1 ri\u00eang \u0111\u1ec3 l\u00e0m bi\u1ebfn, nh\u00e3n ho\u1eb7c t\u00ean h\u00e0m<\/p>\n\n\n\n<figure class=\"wp-block-table w3-table-all\"><table><tbody><tr><td>abstract<\/td><td>arguments<\/td><td>boolean<\/td><td>break<\/td><td>byte<\/td><\/tr><tr><td>case<\/td><td>catch<\/td><td>char<\/td><td>class*<\/td><td>const<\/td><\/tr><tr><td>continue<\/td><td>debugger<\/td><td>default<\/td><td>delete<\/td><td>do<\/td><\/tr><tr><td>double<\/td><td>else<\/td><td>enum*<\/td><td>eval<\/td><td>export*<\/td><\/tr><tr><td>extends*<\/td><td>false<\/td><td>final<\/td><td>finally<\/td><td>float<\/td><\/tr><tr><td>for<\/td><td>function<\/td><td>goto<\/td><td>if<\/td><td>implements<\/td><\/tr><tr><td>import*<\/td><td>in<\/td><td>instanceof<\/td><td>int<\/td><td>interface<\/td><\/tr><tr><td>let<\/td><td>long<\/td><td>native<\/td><td>new<\/td><td>null<\/td><\/tr><tr><td>package<\/td><td>private<\/td><td>protected<\/td><td>public<\/td><td>return<\/td><\/tr><tr><td>short<\/td><td>static<\/td><td>super*<\/td><td>switch<\/td><td>synchronized<\/td><\/tr><tr><td>this<\/td><td>throw<\/td><td>throws<\/td><td>transient<\/td><td>true<\/td><\/tr><tr><td>try<\/td><td>typeof<\/td><td>var<\/td><td>void<\/td><td>volatile<\/td><\/tr><tr><td>while<\/td><td>with<\/td><td>yield<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>C\u00e1c t\u1eeb \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u* l\u00e0 t\u1eeb m\u1edbi trong ECMAScript5<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_doi_tuong_thuoc_tinh_va_phuong_thuc_JavaScript\"><\/span>C\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, thu\u1ed9c t\u00ednh v\u00e0 ph\u01b0\u01a1ng th\u1ee9c JavaScript<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>B\u1ea1n c\u0169ng n\u00ean tr\u00e1nh s\u1eed d\u1ee5ng t\u00ean c\u1ee7a JavaScript \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, thu\u1ed9c t\u00ednh v\u00e0 c\u00e1c ph\u01b0\u01a1ng th\u1ee9c:<\/p>\n\n\n\n<figure class=\"wp-block-table w3-table-all\"><table><tbody><tr><td>Array<\/td><td>Date<\/td><td>eval<\/td><td>function<\/td><td>hasOwnProperty<\/td><\/tr><tr><td>Infinity<\/td><td>isFinite<\/td><td>isNaN<\/td><td>isPrototypeOf<\/td><td>length<\/td><\/tr><tr><td>Math<\/td><td>NaN<\/td><td>name<\/td><td>Number<\/td><td>Object<\/td><\/tr><tr><td>prototype<\/td><td>String<\/td><td>toString<\/td><td>undefined<\/td><td>valueOf<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_tu_khoa_rieng_cua_Java\"><\/span>C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a Java<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>JavaScript th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng k\u1ebft h\u1ee3p v\u1edbi Java. B\u1ea1n n\u00ean tr\u00e1nh s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 thu\u1ed9c t\u00ednh Java \u0111\u1ec3 l\u00e0m \u0111\u1ecbnh danh trong JavaScript:<\/p>\n\n\n\n<figure class=\"wp-block-table w3-table-all\"><table><tbody><tr><td>getClass<\/td><td>java<\/td><td>JavaArray<\/td><td>javaClass<\/td><td>JavaObject<\/td><td>JavaPackage<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_tu_khoa_rieng_cua_Windows\"><\/span>C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a Windows<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>JavaScript c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng b\u00ean ngo\u00e0i HTML. N\u00f3 c\u00f3 th\u1ec3 d\u00f9ng nh\u01b0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c.<\/p>\n\n\n\n<p>Trong HTML b\u1ea1n ph\u1ea3i (cho t\u00ednh linh \u0111\u1ed9ng l\u00e0 n\u00ean) tr\u00e1nh s\u1eed d\u1ee5ng t\u00ean c\u1ee7a HTML v\u00e0 Windows (\u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 thu\u1ed9c t\u00ednh):<\/p>\n\n\n\n<figure class=\"wp-block-table w3-table-all\"><table><tbody><tr><td>alert<\/td><td>all<\/td><td>anchor<\/td><td>anchors<\/td><td>area<\/td><\/tr><tr><td>assign<\/td><td>blur<\/td><td>button<\/td><td>checkbox<\/td><td>clearInterval<\/td><\/tr><tr><td>clearTimeout<\/td><td>clientInformation<\/td><td>close<\/td><td>closed<\/td><td>confirm<\/td><\/tr><tr><td>constructor<\/td><td>crypto<\/td><td>decodeURI<\/td><td>decodeURIComponent<\/td><td>defaultStatus<\/td><\/tr><tr><td>document<\/td><td>element<\/td><td>elements<\/td><td>embed<\/td><td>embeds<\/td><\/tr><tr><td>encodeURI<\/td><td>encodeURIComponent<\/td><td>escape<\/td><td>event<\/td><td>fileUpload<\/td><\/tr><tr><td>focus<\/td><td>form<\/td><td>forms<\/td><td>frame<\/td><td>innerHeight<\/td><\/tr><tr><td>innerWidth<\/td><td>layer<\/td><td>layers<\/td><td>link<\/td><td>location<\/td><\/tr><tr><td>mimeTypes<\/td><td>navigate<\/td><td>navigator<\/td><td>frames<\/td><td>frameRate<\/td><\/tr><tr><td>hidden<\/td><td>history<\/td><td>image<\/td><td>images<\/td><td>offscreenBuffering<\/td><\/tr><tr><td>open<\/td><td>opener<\/td><td>option<\/td><td>outerHeight<\/td><td>outerWidth<\/td><\/tr><tr><td>packages<\/td><td>pageXOffset<\/td><td>pageYOffset<\/td><td>parent<\/td><td>parseFloat<\/td><\/tr><tr><td>parseInt<\/td><td>password<\/td><td>pkcs11<\/td><td>plugin<\/td><td>prompt<\/td><\/tr><tr><td>propertyIsEnum<\/td><td>radio<\/td><td>reset<\/td><td>screenX<\/td><td>screenY<\/td><\/tr><tr><td>scroll<\/td><td>secure<\/td><td>select<\/td><td>self<\/td><td>setInterval<\/td><\/tr><tr><td>setTimeout<\/td><td>status<\/td><td>submit<\/td><td>taint<\/td><td>text<\/td><\/tr><tr><td>textarea<\/td><td>top<\/td><td>unescape<\/td><td>untaint<\/td><td>window<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Xu_ly_su_kien_HTML\"><\/span>X\u1eed l\u00fd s\u1ef1 ki\u1ec7n HTML<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Ngo\u00e0i ra b\u1ea1n ph\u1ea3i tr\u00e1nh s\u1eed d\u1ee5ng c\u00e1c t\u00ean c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c x\u1eed l\u00fd s\u1ef1 ki\u1ec7n HTML.<\/p>\n\n\n\n<p>V\u00ed d\u1ee5:<\/p>\n\n\n\n<figure class=\"wp-block-table w3-table-all\"><table><tbody><tr><td>onblur<\/td><td>onclick<\/td><td>onerror<\/td><td>onfocus<\/td><\/tr><tr><td>onkeydown<\/td><td>onkeypress<\/td><td>onkeyup<\/td><td>onmouseover<\/td><\/tr><tr><td>onload<\/td><td>onmouseup<\/td><td>onmousedown<\/td><td>onsubmit<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Trong JavaScript, m\u1ed9t s\u1ed1 \u0111\u1ecbnh danh l\u00e0 t\u1eeb kho\u00e1 ri\u00eang v\u00e0 kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 l\u00e0 t\u00ean bi\u1ebfn ho\u1eb7c t\u00ean h\u00e0m. C\u00e1c chu\u1ea9n JavaScript ECMAScript 3 (ES3) \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng m\u01b0\u1eddi Hai n\u0103m 1999. ECMAScript 4 (ES4) b\u1ecb b\u1ecf r\u01a1i, kh\u00f4ng ai nh\u00ecn \u0111\u1ebfn. ECMAScript 5 (ES5) \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[236],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a JavaScript &#8226; Ki\u1ebfn c\u00e0ng<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a JavaScript &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"Trong JavaScript, m\u1ed9t s\u1ed1 \u0111\u1ecbnh danh l\u00e0 t\u1eeb kho\u00e1 ri\u00eang v\u00e0 kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 l\u00e0 t\u00ean bi\u1ebfn ho\u1eb7c t\u00ean h\u00e0m. C\u00e1c chu\u1ea9n JavaScript ECMAScript 3 (ES3) \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng m\u01b0\u1eddi Hai n\u0103m 1999. ECMAScript 4 (ES4) b\u1ecb b\u1ecf r\u01a1i, kh\u00f4ng ai nh\u00ecn \u0111\u1ebfn. ECMAScript 5 (ES5) \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/\" \/>\n<meta property=\"og:site_name\" content=\"Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/anhducnguyen87\/\" \/>\n<meta property=\"article:published_time\" content=\"2016-07-22T04:16:16+00:00\" \/>\n<meta name=\"author\" content=\"Nguy\u1ec5n \u0110\u1ee9c Anh\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nguy\u1ec5n \u0110\u1ee9c Anh\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 ph\u00fat\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a JavaScript &#8226; Ki\u1ebfn c\u00e0ng","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/","og_locale":"vi_VN","og_type":"article","og_title":"C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a JavaScript &#8226; Ki\u1ebfn c\u00e0ng","og_description":"Trong JavaScript, m\u1ed9t s\u1ed1 \u0111\u1ecbnh danh l\u00e0 t\u1eeb kho\u00e1 ri\u00eang v\u00e0 kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 l\u00e0 t\u00ean bi\u1ebfn ho\u1eb7c t\u00ean h\u00e0m. C\u00e1c chu\u1ea9n JavaScript ECMAScript 3 (ES3) \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng m\u01b0\u1eddi Hai n\u0103m 1999. ECMAScript 4 (ES4) b\u1ecb b\u1ecf r\u01a1i, kh\u00f4ng ai nh\u00ecn \u0111\u1ebfn. ECMAScript 5 (ES5) \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o th\u00e1ng &hellip;","og_url":"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/","og_site_name":"Ki\u1ebfn c\u00e0ng","article_author":"https:\/\/www.facebook.com\/anhducnguyen87\/","article_published_time":"2016-07-22T04:16:16+00:00","author":"Nguy\u1ec5n \u0110\u1ee9c Anh","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Nguy\u1ec5n \u0110\u1ee9c Anh","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"3 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/","url":"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/","name":"C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a JavaScript &#8226; Ki\u1ebfn c\u00e0ng","isPartOf":{"@id":"https:\/\/kiencang.net\/#website"},"datePublished":"2016-07-22T04:16:16+00:00","dateModified":"2016-07-22T04:16:16+00:00","author":{"@id":"https:\/\/kiencang.net\/#\/schema\/person\/5e7e1a04d8d1218ad8c421ba43d25c16"},"breadcrumb":{"@id":"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/kiencang.net\/cac-tu-khoa-cua-rieng-javascript\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/kiencang.net\/"},{"@type":"ListItem","position":2,"name":"C\u00e1c t\u1eeb kho\u00e1 ri\u00eang c\u1ee7a JavaScript"}]},{"@type":"WebSite","@id":"https:\/\/kiencang.net\/#website","url":"https:\/\/kiencang.net\/","name":"Ki\u1ebfn c\u00e0ng","description":"\u00d4m l\u00fd thuy\u1ebft, h\u00f4n th\u1ef1c h\u00e0nh","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/kiencang.net\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"vi"},{"@type":"Person","@id":"https:\/\/kiencang.net\/#\/schema\/person\/5e7e1a04d8d1218ad8c421ba43d25c16","name":"Nguy\u1ec5n \u0110\u1ee9c Anh","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/kiencang.net\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/6d71f9b89393952a8382e30dad26c1ec?s=96&d=monsterid&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6d71f9b89393952a8382e30dad26c1ec?s=96&d=monsterid&r=g","caption":"Nguy\u1ec5n \u0110\u1ee9c Anh"},"description":"Sinh n\u0103m 1987, t\u1ed1t nghi\u1ec7p Cao \u0111\u1eb3ng th\u1ef1c h\u00e0nh FPT qu\u00e3ng 2014, chuy\u00ean ng\u00e0nh Thi\u1ebft k\u1ebf website. T\u00f4i th\u00edch Content, SEO, Ads, T\u0103ng t\u1ed1c website v\u00e0 Th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed. B\u00ean c\u1ea1nh b\u00e0i t\u1ef1 vi\u1ebft, t\u00f4i c\u0169ng d\u1ecbch nhi\u1ec1u n\u1ed9i dung th\u00fa v\u1ecb c\u1ee7a c\u00e1c t\u00e1c gi\u1ea3 kh\u00e1c nhau. FB c\u00e1 nh\u00e2n: facebook.com\/anhducnguyen87. Email li\u00ean h\u1ec7: guiemailchotoi@gmail.com","sameAs":["https:\/\/www.facebook.com\/anhducnguyen87\/"],"url":"https:\/\/kiencang.net\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/posts\/3364"}],"collection":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/comments?post=3364"}],"version-history":[{"count":0,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/posts\/3364\/revisions"}],"wp:attachment":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/media?parent=3364"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/categories?post=3364"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/tags?post=3364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}