{"id":878,"date":"2025-12-22T10:03:32","date_gmt":"2025-12-22T02:03:32","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=878"},"modified":"2025-12-22T10:03:32","modified_gmt":"2025-12-22T02:03:32","slug":"html%e4%bb%8b%e7%bb%8d%e4%bb%a5%e5%8f%8a%e5%b8%b8%e7%94%a8%e4%bb%a3%e7%a0%81%e6%80%bb%e7%bb%93-3","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2025\/12\/22\/html%e4%bb%8b%e7%bb%8d%e4%bb%a5%e5%8f%8a%e5%b8%b8%e7%94%a8%e4%bb%a3%e7%a0%81%e6%80%bb%e7%bb%93-3\/","title":{"rendered":"HTML\u4ecb\u7ecd\u4ee5\u53ca\u5e38\u7528\u4ee3\u7801\u603b\u7ed3"},"content":{"rendered":"\n<p>HTML \u4ecb\u7ecd\u53ca\u5e38\u7528\u4ee3\u7801\u603b\u7ed3\uff082025 \u5e74\u6700\u65b0\u6807\u51c6\uff091. HTML \u662f\u4ec0\u4e48\uff1fHTML\uff08HyperText Markup Language\uff0c\u8d85\u6587\u672c\u6807\u8bb0\u8bed\u8a00\uff09\u662f Web \u7684\u57fa\u7840\u8bed\u8a00\uff0c\u7528\u4e8e\u5b9a\u4e49\u7f51\u9875\u7684\u7ed3\u6784\u548c\u5185\u5bb9\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6838\u5fc3\u4f5c\u7528\uff1a\u63cf\u8ff0\u9875\u9762\u5185\u5bb9\uff08\u6807\u9898\u3001\u6bb5\u843d\u3001\u56fe\u7247\u3001\u94fe\u63a5\u3001\u5217\u8868\u3001\u8868\u683c\u7b49\uff09<\/li>\n\n\n\n<li>\u4e0d\u8d1f\u8d23\u6837\u5f0f\uff08CSS \u8d1f\u8d23\uff09\u3001\u4e0d\u8d1f\u8d23\u4ea4\u4e92\uff08JavaScript \u8d1f\u8d23\uff09<\/li>\n\n\n\n<li>\u5f53\u524d\u6807\u51c6\uff1aHTML5\uff082014 \u5e74\u6b63\u5f0f\u53d1\u5e03\uff0c\u6301\u7eed\u66f4\u65b0\uff0c2025 \u5e74\u4ecd\u662f\u4e3b\u6d41\uff09<\/li>\n<\/ul>\n\n\n\n<p>HTML \u7684\u6838\u5fc3\u7406\u5ff5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bed\u4e49\u5316\uff1a\u7528\u6b63\u786e\u7684\u6807\u7b7e\u8868\u8fbe\u5185\u5bb9\u542b\u4e49\uff08\u5982 &lt;header> \u800c\u975e &lt;div class=&#8221;header&#8221;>\uff09<\/li>\n\n\n\n<li>\u53ef\u8bbf\u95ee\u6027\uff1a\u4fbf\u4e8e\u5c4f\u5e55\u9605\u8bfb\u5668\u3001SEO\u3001\u8de8\u8bbe\u5907\u6e32\u67d3<\/li>\n\n\n\n<li>\u8de8\u5e73\u53f0\uff1a\u6d4f\u89c8\u5668\u76f4\u63a5\u89e3\u6790\uff0c\u65e0\u9700\u7f16\u8bd1<\/li>\n<\/ul>\n\n\n\n<p>2. HTML \u6587\u6863\u57fa\u672c\u7ed3\u6784\uff082025 \u5e74\u6807\u51c6\u6a21\u677f\uff09<\/p>\n\n\n\n<p>html<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n&amp;lt;!DOCTYPE html&gt;\n&amp;lt;html lang=&quot;zh-CN&quot;&gt;\n&amp;lt;head&gt;\n  &amp;lt;meta charset=&quot;UTF-8&quot;&gt;\n  &amp;lt;meta name=&quot;viewport&quot; content=&quot;width=device-width, initial-scale=1.0&quot;&gt;\n  &amp;lt;title&gt;\u9875\u9762\u6807\u9898&amp;lt;\/title&gt;\n  &amp;lt;!-- \u5e38\u7528 meta \u6807\u7b7e --&gt;\n  &amp;lt;meta name=&quot;description&quot; content=&quot;\u9875\u9762\u63cf\u8ff0&quot;&gt;\n  &amp;lt;meta name=&quot;keywords&quot; content=&quot;\u5173\u952e\u8bcd&quot;&gt;\n  &amp;lt;!-- SEO \/ \u793e\u4ea4\u5206\u4eab --&gt;\n  &amp;lt;meta property=&quot;og:title&quot; content=&quot;\u6807\u9898&quot;&gt;\n  &amp;lt;meta property=&quot;og:image&quot; content=&quot;\u56fe\u7247URL&quot;&gt;\n  &amp;lt;!-- \u5f15\u5165 CSS\/JS --&gt;\n  &amp;lt;link rel=&quot;stylesheet&quot; href=&quot;style.css&quot;&gt;\n  &amp;lt;script src=&quot;script.js&quot; defer&gt;&amp;lt;\/script&gt;\n&amp;lt;\/head&gt;\n&amp;lt;body&gt;\n  &amp;lt;!-- \u9875\u9762\u5185\u5bb9 --&gt;\n&amp;lt;\/body&gt;\n&amp;lt;\/html&gt;\n<\/pre><\/div>\n\n\n<p>3. \u5e38\u7528 HTML \u6807\u7b7e\u5206\u7c7b\u603b\u7ed3<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>\u5206\u7c7b<\/th><th>\u5e38\u7528\u6807\u7b7e<\/th><th>\u8bf4\u660e\u4e0e\u7528\u6cd5\u793a\u4f8b<\/th><\/tr><tr><td>\u6587\u6863\u7ed3\u6784<\/td><td>&lt;html&gt;, &lt;head&gt;, &lt;body&gt;<\/td><td>\u6839\u5143\u7d20\u3001\u5934\u90e8\u3001\u4e3b\u4f53<\/td><\/tr><tr><td>\u6587\u672c\u5185\u5bb9<\/td><td>&lt;h1&gt;~&lt;h6&gt;, &lt;p&gt;, &lt;span&gt;, &lt;strong&gt;, &lt;em&gt;<\/td><td>\u6807\u9898\u3001\u6bb5\u843d\u3001\u884c\u5185\u5f3a\u8c03<\/td><\/tr><tr><td>\u94fe\u63a5\u4e0e\u5bfc\u822a<\/td><td>&lt;a href=&#8221;&#8221;&gt;, &lt;nav&gt;, &lt;ul&gt;, &lt;ol&gt;, &lt;li&gt;<\/td><td>\u8d85\u94fe\u63a5\u3001\u5bfc\u822a\u680f\u3001\u5217\u8868<\/td><\/tr><tr><td>\u56fe\u7247\u4e0e\u5a92\u4f53<\/td><td>&lt;img src=&#8221;&#8221; alt=&#8221;&#8221;&gt;, &lt;picture&gt;, &lt;video&gt;, &lt;audio&gt;, &lt;iframe&gt;<\/td><td>\u56fe\u7247\uff08\u5fc5\u5199 alt\uff09\u3001\u54cd\u5e94\u5f0f\u56fe\u7247\u3001\u89c6\u9891\u3001\u5d4c\u5165\u5185\u5bb9<\/td><\/tr><tr><td>\u8868\u5355<\/td><td>&lt;form&gt;, &lt;input&gt;, &lt;label&gt;, &lt;button&gt;, &lt;select&gt;, &lt;textarea&gt;<\/td><td>\u7528\u6237\u8f93\u5165\u3001\u63d0\u4ea4\u8868\u5355<\/td><\/tr><tr><td>\u8868\u683c<\/td><td>&lt;table&gt;, &lt;tr&gt;, &lt;th&gt;, &lt;td&gt;, &lt;thead&gt;, &lt;tbody&gt;, &lt;tfoot&gt;<\/td><td>\u6570\u636e\u8868\u683c\uff08\u73b0\u4ee3\u591a\u7528 CSS Grid\/Flex \u66ff\u4ee3\uff09<\/td><\/tr><tr><td>\u8bed\u4e49\u5316\u6807\u7b7e\uff08HTML5\uff09<\/td><td>&lt;header&gt;, &lt;footer&gt;, &lt;main&gt;, &lt;article&gt;, &lt;section&gt;, &lt;aside&gt;, &lt;figure&gt;, &lt;figcaption&gt;<\/td><td>\u63d0\u9ad8\u53ef\u8bfb\u6027\u3001SEO\u3001\u8f85\u52a9\u6280\u672f\u53cb\u597d<\/td><\/tr><tr><td>\u5176\u4ed6<\/td><td>&lt;div&gt;, &lt;span&gt;\uff08\u65e0\u8bed\u4e49\u5bb9\u5668\uff09, &lt;br&gt;, &lt;hr&gt;<\/td><td>\u5e03\u5c40\u5206\u9694\u3001\u6362\u884c\u3001\u6c34\u5e73\u7ebf<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>4. \u5e38\u7528\u4ee3\u7801\u7247\u6bb5\uff082025 \u5e74\u63a8\u8350\u5199\u6cd5\uff094.1 \u54cd\u5e94\u5f0f\u56fe\u7247\uff08picture + srcset\uff09<\/p>\n\n\n\n<p>html<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n&amp;lt;picture&gt;\n  &amp;lt;source media=&quot;(min-width: 768px)&quot; srcset=&quot;large.jpg&quot;&gt;\n  &amp;lt;img src=&quot;small.jpg&quot; alt=&quot;\u63cf\u8ff0&quot; loading=&quot;lazy&quot;&gt;\n&amp;lt;\/picture&gt;\n<\/pre><\/div>\n\n\n<p>4.2 \u8868\u5355\u6700\u4f73\u5b9e\u8df5\uff08\u5e26 label \u548c required\uff09<\/p>\n\n\n\n<p>html<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n&amp;lt;form action=&quot;\/submit&quot; method=&quot;POST&quot;&gt;\n  &amp;lt;label for=&quot;name&quot;&gt;\u59d3\u540d\uff1a&amp;lt;\/label&gt;\n  &amp;lt;input type=&quot;text&quot; id=&quot;name&quot; name=&quot;name&quot; required&gt;\n\n  &amp;lt;label for=&quot;email&quot;&gt;\u90ae\u7bb1\uff1a&amp;lt;\/label&gt;\n  &amp;lt;input type=&quot;email&quot; id=&quot;email&quot; name=&quot;email&quot; required&gt;\n\n  &amp;lt;button type=&quot;submit&quot;&gt;\u63d0\u4ea4&amp;lt;\/button&gt;\n&amp;lt;\/form&gt;\n<\/pre><\/div>\n\n\n<p>4.3 \u8bed\u4e49\u5316\u5e03\u5c40\uff08HTML5\uff09<\/p>\n\n\n\n<p>html<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n&amp;lt;header&gt;\n  &amp;lt;h1&gt;\u7f51\u7ad9\u6807\u9898&amp;lt;\/h1&gt;\n  &amp;lt;nav&gt;\n    &amp;lt;ul&gt;\n      &amp;lt;li&gt;&amp;lt;a href=&quot;\/&quot;&gt;\u9996\u9875&amp;lt;\/a&gt;&amp;lt;\/li&gt;\n      &amp;lt;li&gt;&amp;lt;a href=&quot;\/about&quot;&gt;\u5173\u4e8e&amp;lt;\/a&gt;&amp;lt;\/li&gt;\n    &amp;lt;\/ul&gt;\n  &amp;lt;\/nav&gt;\n&amp;lt;\/header&gt;\n\n&amp;lt;main&gt;\n  &amp;lt;article&gt;\n    &amp;lt;h2&gt;\u6587\u7ae0\u6807\u9898&amp;lt;\/h2&gt;\n    &amp;lt;p&gt;\u6587\u7ae0\u5185\u5bb9...&amp;lt;\/p&gt;\n  &amp;lt;\/article&gt;\n&amp;lt;\/main&gt;\n\n&amp;lt;footer&gt;\n  &amp;lt;p&gt;&amp;amp;copy; 2025 \u6211\u7684\u7f51\u7ad9&amp;lt;\/p&gt;\n&amp;lt;\/footer&gt;\n<\/pre><\/div>\n\n\n<p>4.4 \u61d2\u52a0\u8f7d\u56fe\u7247 + \u5360\u4f4d\u7b26<\/p>\n\n\n\n<p>html<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n&amp;lt;img src=&quot;low-res.jpg&quot; \n     srcset=&quot;high-res.jpg 2x&quot;\n     data-src=&quot;real.jpg&quot; \n     alt=&quot;\u56fe\u7247\u63cf\u8ff0&quot; \n     loading=&quot;lazy&quot; \n     decoding=&quot;async&quot;&gt;\n<\/pre><\/div>\n\n\n<p>4.5 \u5d4c\u5165\u89c6\u9891\uff08YouTube \u6216\u81ea\u6258\u7ba1\uff09<\/p>\n\n\n\n<p>html<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n&amp;lt;iframe \n  width=&quot;560&quot; height=&quot;315&quot; \n  src=&quot;https:\/\/www.youtube.com\/embed\/\u89c6\u9891ID&quot; \n  title=&quot;\u89c6\u9891\u6807\u9898&quot; \n  frameborder=&quot;0&quot; \n  allow=&quot;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&quot; \n  allowfullscreen&gt;\n&amp;lt;\/iframe&gt;\n<\/pre><\/div>\n\n\n<p>5. HTML5 \u65b0\u7279\u6027\uff08\u5e38\u7528\uff09<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>\u7279\u6027<\/th><th>\u6807\u7b7e\/\u5c5e\u6027<\/th><th>\u4f5c\u7528<\/th><\/tr><tr><td>\u8bed\u4e49\u5316\u6807\u7b7e<\/td><td>&lt;header&gt;, &lt;footer&gt;, &lt;main&gt; \u7b49<\/td><td>\u63d0\u5347\u53ef\u8bbf\u95ee\u6027\u548c SEO<\/td><\/tr><tr><td>Canvas \/ SVG<\/td><td>&lt;canvas&gt;, &lt;svg&gt;<\/td><td>\u7ed8\u56fe\u3001\u77e2\u91cf\u56fe\u5f62<\/td><\/tr><tr><td>\u97f3\u89c6\u9891<\/td><td>&lt;audio&gt;, &lt;video&gt;<\/td><td>\u539f\u751f\u5a92\u4f53\u64ad\u653e<\/td><\/tr><tr><td>\u8868\u5355\u65b0\u8f93\u5165\u7c7b\u578b<\/td><td>type=&#8221;email&#8221;, type=&#8221;date&#8221;, type=&#8221;range&#8221; \u7b49<\/td><td>\u66f4\u597d\u7684\u7528\u6237\u4f53\u9a8c<\/td><\/tr><tr><td>\u672c\u5730\u5b58\u50a8<\/td><td>localStorage, sessionStorage<\/td><td>\u6d4f\u89c8\u5668\u7aef\u6570\u636e\u5b58\u50a8<\/td><\/tr><tr><td>Web Workers \/ Service Worker<\/td><td>\u2014<\/td><td>\u540e\u53f0\u7ebf\u7a0b\u3001PWA \u652f\u6301<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>6. \u73b0\u4ee3 HTML \u5f00\u53d1\u6ce8\u610f\u4e8b\u9879\uff082025 \u5e74\uff09<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6c38\u8fdc\u5199 &lt;!DOCTYPE html>\uff08\u542f\u7528\u6807\u51c6\u6a21\u5f0f\uff09<\/li>\n\n\n\n<li>\u5fc5\u987b\u5199 lang=&#8221;zh-CN&#8221;\uff08\u6216 en\uff09<\/li>\n\n\n\n<li>\u5fc5\u987b\u5199 charset=&#8221;UTF-8&#8243;\uff08\u907f\u514d\u4e2d\u6587\u4e71\u7801\uff09<\/li>\n\n\n\n<li>\u5fc5\u987b\u5199 viewport meta\uff08\u79fb\u52a8\u7aef\u9002\u914d\uff09<\/li>\n\n\n\n<li>\u56fe\u7247\u5fc5\u5199 alt\uff08\u65e0\u969c\u788d + SEO\uff09<\/li>\n\n\n\n<li>\u7528 loading=&#8221;lazy&#8221; \u4f18\u5316\u56fe\u7247\u52a0\u8f7d<\/li>\n\n\n\n<li>\u7528 defer \u6216 async \u5f15\u5165\u5916\u90e8 JS<\/li>\n\n\n\n<li>\u4f18\u5148\u8bed\u4e49\u5316\u6807\u7b7e\uff0c\u51cf\u5c11\u65e0\u610f\u4e49\u7684 div \u548c span<\/li>\n<\/ul>\n\n\n\n<p>\u4e00\u53e5\u8bdd\u603b\u7ed3\uff1a<br>HTML \u662f Web \u7684\u9aa8\u67b6\uff0c2025 \u5e74\u7684\u6700\u4f73\u5b9e\u8df5\u662f\uff1a\u8bed\u4e49\u5316 + \u53ef\u8bbf\u95ee\u6027 + \u79fb\u52a8\u4f18\u5148 + \u6027\u80fd\u4f18\u5316\u3002\u5982\u679c\u4f60\u9700\u8981\u67d0\u4e2a\u5177\u4f53\u529f\u80fd\u7684\u5b8c\u6574\u4ee3\u7801\uff08\u6bd4\u5982\u54cd\u5e94\u5f0f\u5bfc\u822a\u3001\u6697\u9ed1\u6a21\u5f0f\u5207\u6362\u3001\u8868\u5355\u9a8c\u8bc1\u7b49\uff09\uff0c\u53ef\u4ee5\u544a\u8bc9\u6211\uff0c\u6211\u7ed9\u4f60\u6700\u73b0\u4ee3\u7684\u5199\u6cd5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>HTML \u4ecb\u7ecd\u53ca\u5e38\u7528\u4ee3\u7801\u603b\u7ed3\uff082025 \u5e74\u6700\u65b0\u6807\u51c6\uff091. HTML \u662f\u4ec0\u4e48\uff1fHT&#8230; <a class=\"more-link\" href=\"https:\/\/www.52runoob.com\/index.php\/2025\/12\/22\/html%e4%bb%8b%e7%bb%8d%e4%bb%a5%e5%8f%8a%e5%b8%b8%e7%94%a8%e4%bb%a3%e7%a0%81%e6%80%bb%e7%bb%93-3\/\">Continue Reading &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-878","post","type-post","status-publish","format-standard","hentry","category-html-xhtml"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/878","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/comments?post=878"}],"version-history":[{"count":1,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/878\/revisions"}],"predecessor-version":[{"id":881,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/878\/revisions\/881"}],"wp:attachment":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/media?parent=878"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/categories?post=878"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/tags?post=878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}