{"id":122,"date":"2025-08-16T11:38:58","date_gmt":"2025-08-16T04:38:58","guid":{"rendered":"https:\/\/solio.online\/blog\/?p=122"},"modified":"2025-11-20T14:31:37","modified_gmt":"2025-11-20T07:31:37","slug":"html5-la-gi-tim-hieu-toan-dien-ve-html5-tu-co-ban-den-nang-cao","status":"publish","type":"post","link":"https:\/\/solio.online\/blog\/html5-la-gi-tim-hieu-toan-dien-ve-html5-tu-co-ban-den-nang-cao\/","title":{"rendered":"HTML5 l\u00e0 g\u00ec? T\u00ecm hi\u1ec3u to\u00e0n di\u1ec7n v\u1ec1 HTML5 t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. HTML5 l\u00e0 g\u00ec?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTML5 l\u00e0 phi\u00ean b\u1ea3n th\u1ee9 5 c\u1ee7a ng\u00f4n ng\u1eef \u0111\u00e1nh d\u1ea5u si\u00eau v\u0103n b\u1ea3n HTML (HyperText Markup Language), \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 x\u00e2y d\u1ef1ng v\u00e0 c\u1ea5u tr\u00fac n\u1ed9i dung tr\u00ean web. HTML5 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t b\u1ea3n c\u1eadp nh\u1eadt, m\u00e0 l\u00e0 <strong>m\u1ed9t b\u01b0\u1edbc ti\u1ebfn v\u01b0\u1ee3t b\u1eadc<\/strong> gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng tr\u00ecnh b\u00e0y \u0111a ph\u01b0\u01a1ng ti\u1ec7n, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c, h\u1ed7 tr\u1ee3 t\u1ed1t h\u01a1n cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u00e0 lo\u1ea1i b\u1ecf s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c plugin b\u00ean ngo\u00e0i nh\u01b0 Flash.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTML5 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi <strong>W3C v\u00e0 WHATWG<\/strong>, v\u1edbi m\u1ee5c ti\u00eau chu\u1ea9n h\u00f3a v\u00e0 hi\u1ec7n \u0111\u1ea1i h\u00f3a ng\u00f4n ng\u1eef web \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ng\u00e0y c\u00e0ng cao c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Nh\u1eefng \u0111i\u1ec3m m\u1edbi n\u1ed5i b\u1eadt c\u1ee7a HTML5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2705 2.1. C\u00e1c th\u1ebb ng\u1eef ngh\u0129a m\u1edbi (Semantic Elements)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTML5 gi\u1edbi thi\u1ec7u m\u1ed9t lo\u1ea1t c\u00e1c th\u1ebb gi\u00fap c\u1ea5u tr\u00fac n\u1ed9i dung r\u00f5 r\u00e0ng h\u01a1n:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 &lt;header&gt;, &lt;footer&gt; \u2013 Ph\u1ea7n \u0111\u1ea7u v\u00e0 ch\u00e2n trang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 &lt;article&gt; \u2013 M\u1ed9t b\u00e0i vi\u1ebft \u0111\u1ed9c l\u1eadp<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 &lt;section&gt; \u2013 M\u1ed9t khu v\u1ef1c n\u1ed9i dung<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 &lt;nav&gt; \u2013 \u0110i\u1ec1u h\u01b0\u1edbng<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 &lt;aside&gt; \u2013 Thanh b\u00ean (sidebar)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng th\u1ebb n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n SEO, kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u c\u1ee7a m\u00e1y t\u00ecm ki\u1ebfm, v\u00e0 h\u1ed7 tr\u1ee3 t\u1ed1t h\u01a1n cho c\u00f4ng ngh\u1ec7 h\u1ed7 tr\u1ee3 (assistive technology).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2705 2.2. T\u00edch h\u1ee3p \u0111a ph\u01b0\u01a1ng ti\u1ec7n<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng c\u1ea7n plugin, HTML5 cho ph\u00e9p ph\u00e1t media tr\u1ef1c ti\u1ebfp v\u1edbi:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;video controls&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp; &lt;source src=&#8221;video.mp4&#8243; type=&#8221;video\/mp4&#8243;&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;\/video&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;audio controls&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp; &lt;source src=&#8221;audio.mp3&#8243; type=&#8221;audio\/mpeg&#8221;&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;\/audio&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y gi\u00fap <strong>gi\u1ea3m ph\u1ee5 thu\u1ed9c v\u00e0o Flash<\/strong> v\u00e0 c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng tr\u00ean m\u1ecdi thi\u1ebft b\u1ecb.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2705 2.3. H\u1ed7 tr\u1ee3 v\u1ebd \u0111\u1ed3 h\u1ecda v\u1edbi &lt;canvas&gt;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ebb &lt;canvas&gt; cho ph\u00e9p v\u1ebd \u0111\u1ed3 h\u1ecda 2D tr\u1ef1c ti\u1ebfp b\u1eb1ng JavaScript. N\u00f3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 x\u00e2y d\u1ef1ng game, bi\u1ec3u \u0111\u1ed3, visualizer, ho\u1eb7c c\u00e1c hi\u1ec7u \u1ee9ng \u0111\u1ed3 h\u1ecda \u0111\u1ed9ng:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;canvas id=&#8221;myCanvas&#8221; width=&#8221;300&#8243; height=&#8221;150&#8243;&gt;&lt;\/canvas&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;script&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp; const ctx = document.getElementById(&#8220;myCanvas&#8221;).getContext(&#8220;2d&#8221;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp; ctx.fillStyle = &#8220;red&#8221;;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp; ctx.fillRect(20, 20, 100, 100);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;\/script&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2705 2.4. H\u1ed7 tr\u1ee3 l\u01b0u tr\u1eef ph\u00eda client (LocalStorage &amp; SessionStorage)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTML5 cung c\u1ea5p c\u00e1c API nh\u01b0 localStorage v\u00e0 sessionStorage \u0111\u1ec3 l\u01b0u d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng tr\u00ean tr\u00ecnh duy\u1ec7t:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\/ L\u01b0u<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">localStorage.setItem(&#8220;name&#8221;, &#8220;Trung&#8221;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\/ L\u1ea5y<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">let name = localStorage.getItem(&#8220;name&#8221;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R\u1ea5t h\u1eefu \u00edch khi c\u1ea7n l\u01b0u th\u00f4ng tin ng\u01b0\u1eddi d\u00f9ng m\u00e0 kh\u00f4ng c\u1ea7n d\u00f9ng cookie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2705 2.5. Bi\u1ec3u m\u1eabu n\u00e2ng cao<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTML5 c\u1ea3i ti\u1ebfn bi\u1ec3u m\u1eabu v\u1edbi c\u00e1c lo\u1ea1i input m\u1edbi:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 type=&#8221;email&#8221; \u2013 ki\u1ec3m tra \u0111\u1ecbnh d\u1ea1ng email<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 type=&#8221;date&#8221; \u2013 ch\u1ecdn ng\u00e0y<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 type=&#8221;range&#8221; \u2013 thanh k\u00e9o<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 type=&#8221;color&#8221; \u2013 ch\u1ecdn m\u00e0u<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 required, placeholder, pattern, autofocus \u2013 c\u00e1c thu\u1ed9c t\u00ednh m\u1edbi h\u1eefu \u00edch<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;form&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp; &lt;input type=&#8221;email&#8221; required placeholder=&#8221;Nh\u1eadp email&#8221;&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp; &lt;input type=&#8221;date&#8221;&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;\/form&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. HTML5 v\u00e0 SEO \u2013 T\u1ea1i sao l\u1ea1i quan tr\u1ecdng?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTML5 gi\u00fap <strong>t\u0103ng kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb n\u1ed9i dung v\u1edbi Google v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm<\/strong> nh\u1edd c\u1ea5u tr\u00fac r\u00f5 r\u00e0ng h\u01a1n. C\u00e1c th\u1ebb ng\u1eef ngh\u0129a nh\u01b0 &lt;article&gt;, &lt;section&gt; v\u00e0 &lt;nav&gt; gi\u00fap bot t\u00ecm ki\u1ebfm hi\u1ec3u \u0111\u01b0\u1ee3c vai tr\u00f2 t\u1eebng ph\u1ea7n n\u1ed9i dung, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n th\u1ee9 h\u1ea1ng SEO.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ngo\u00e0i ra, vi\u1ec7c t\u00edch h\u1ee3p video\/audio, t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 t\u1ea3i trang nh\u1edd lo\u1ea1i b\u1ecf plugin c\u0169ng gi\u00fap \u0111i\u1ec3m tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng (UX) cao h\u01a1n \u2013 y\u1ebfu t\u1ed1 quan tr\u1ecdng trong SEO hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. So s\u00e1nh HTML4 v\u00e0 HTML5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ti\u00eau ch\u00ed<\/strong> <strong>HTML4<\/strong> <strong>HTML5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110a ph\u01b0\u01a1ng ti\u1ec7n C\u1ea7n plugin (Flash) H\u1ed7 tr\u1ee3 tr\u1ef1c ti\u1ebfp &lt;video&gt;, &lt;audio&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea5u tr\u00fac trang D\u00f9ng &lt;div&gt; l\u00e0 ch\u00ednh C\u00f3 th\u1ebb ng\u1eef ngh\u0129a r\u00f5 r\u00e0ng<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bi\u1ec3u m\u1eabu n\u00e2ng cao Ph\u1ea3i t\u1ef1 x\u00e2y d\u1ef1ng C\u00f3 s\u1eb5n c\u00e1c lo\u1ea1i input hi\u1ec7n \u0111\u1ea1i<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ed7 tr\u1ee3 \u0111\u1ed3 h\u1ecda Kh\u00f4ng C\u00f3 &lt;canvas&gt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01b0u tr\u1eef ph\u00eda client D\u00f9ng cookie C\u00f3 localStorage &amp; sessionStorage<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. HTML5 v\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTML5 th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 <strong>CSS3<\/strong> \u2013 \u0111\u1ec3 t\u1ea1o giao di\u1ec7n \u0111\u1eb9p, responsive<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 <strong>JavaScript \/ ES6+<\/strong> \u2013 \u0111\u1ec3 th\u00eam t\u01b0\u01a1ng t\u00e1c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 <strong>PWA (Progressive Web Apps)<\/strong> \u2013 HTML5 l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng web ho\u1ea1t \u0111\u1ed9ng nh\u01b0 app<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 <strong>Framework hi\u1ec7n \u0111\u1ea1i<\/strong> \u2013 Vue, React, Angular\u2026 \u0111\u1ec1u s\u1eed d\u1ee5ng HTML5 l\u00e0m n\u1ec1n t\u1ea3ng<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6. HTML5 c\u00f3 thay \u0111\u1ed5i th\u01b0\u1eddng xuy\u00ean kh\u00f4ng?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng nh\u01b0 HTML4, HTML5 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng \u201cLiving Standard\u201d \u2013 ngh\u0129a l\u00e0 <strong>li\u00ean t\u1ee5c c\u1eadp nh\u1eadt v\u00e0 c\u1ea3i ti\u1ebfn<\/strong>. V\u00ec v\u1eady, tr\u00ecnh duy\u1ec7t lu\u00f4n c\u1eadp nh\u1eadt t\u00ednh n\u0103ng m\u1edbi v\u00e0 c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u1ea7n ch\u1ee7 \u0111\u1ed9ng theo d\u00f5i \u0111\u1ec3 \u00e1p d\u1ee5ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>7. C\u00f3 n\u00ean h\u1ecdc HTML5?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00f3!<\/strong> D\u00f9 b\u1ea1n l\u00e0 ng\u01b0\u1eddi m\u1edbi h\u1ecdc l\u1eadp tr\u00ecnh hay \u0111\u00e3 c\u00f3 kinh nghi\u1ec7m, HTML5 l\u00e0 k\u1ef9 n\u0103ng n\u1ec1n t\u1ea3ng:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 Gi\u00fap b\u1ea1n <strong>x\u00e2y d\u1ef1ng website t\u1eeb \u0111\u1ea7u<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 L\u00e0 b\u01b0\u1edbc \u0111\u1ec7m \u0111\u1ec3 h\u1ecdc CSS, JavaScript v\u00e0 c\u00e1c framework nh\u01b0 React<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 C\u1ea7n thi\u1ebft cho SEO, l\u1eadp tr\u00ecnh frontend, mobile hybrid app\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>8. K\u1ebft lu\u1eadn<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTML5 l\u00e0 b\u01b0\u1edbc ti\u1ebfn l\u1edbn trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a web hi\u1ec7n \u0111\u1ea1i. N\u00f3 kh\u00f4ng ch\u1ec9 gi\u00fap vi\u1ebft code d\u1ec5 hi\u1ec3u, d\u1ec5 b\u1ea3o tr\u00ec m\u00e0 c\u00f2n h\u1ed7 tr\u1ee3 SEO, \u0111a n\u1ec1n t\u1ea3ng, mobile-friendly v\u00e0 d\u1ec5 m\u1edf r\u1ed9ng. D\u00f9 b\u1ea1n l\u00e0 l\u1eadp tr\u00ecnh vi\u00ean, SEOer hay designer, <strong>vi\u1ec7c n\u1eafm v\u1eefng HTML5 l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 thi\u1ebfu<\/strong> n\u1ebfu mu\u1ed1n l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 tr\u00ean n\u1ec1n t\u1ea3ng web.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2e3b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>T\u1eeb kh\u00f3a SEO g\u1ee3i \u00fd<\/strong>: HTML5 l\u00e0 g\u00ec, c\u00e1c th\u1ebb HTML5, h\u1ecdc HTML5, so s\u00e1nh HTML5 v\u00e0 HTML4, html5 canvas, html5 form, html5 seo, html5 c\u00f3 g\u00ec m\u1edbi<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. HTML5 l\u00e0 g\u00ec? HTML5 l\u00e0 phi\u00ean b\u1ea3n th\u1ee9 5 c\u1ee7a ng\u00f4n ng\u1eef \u0111\u00e1nh d\u1ea5u si\u00eau v\u0103n b\u1ea3n HTML (HyperText Markup Language), \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 x\u00e2y d\u1ef1ng v\u00e0 c\u1ea5u tr\u00fac n\u1ed9i dung tr\u00ean web. HTML5 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t b\u1ea3n c\u1eadp nh\u1eadt, m\u00e0 l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn v\u01b0\u1ee3t b\u1eadc gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[],"class_list":["post-122","post","type-post","status-publish","format-standard","hentry","category-thu-vien-lap-trinh"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>HTML5 l\u00e0 g\u00ec? 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