{"id":11894,"date":"2025-11-03T15:52:37","date_gmt":"2025-11-03T07:52:37","guid":{"rendered":"https:\/\/www.zhangxinxu.com\/wordpress\/?p=11894"},"modified":"2025-11-10T18:06:40","modified_gmt":"2025-11-10T10:06:40","slug":"css-heading-function","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2025\/11\/css-heading-function\/","title":{"rendered":"\u5783\u573e\u7279\u6027\u4e4bCSS :heading\u4f2a\u7c7b\u548c:heading()\u51fd\u6570"},"content":{"rendered":"<p>by <a href=\"https:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=11894\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=11894<\/a><br 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&lt;An+B&gt; [, &lt;An+B&gt;]* | even | odd ]) {\r\n  \/* ... *\/\r\n}<\/pre>\n<p>\u4e3e\u4f8b\u793a\u610f\u8bf4\u660e\uff1a<\/p>\n<p>\u5148\u770beven\u548codd\u4e24\u4e2a\u5173\u952e\u5b57\u7684\u5339\u914d\u7ed3\u679c\uff1a<\/p>\n<pre>\/* \u5339\u914d &lt;h1&gt;\u3001&lt;h3&gt; \u548c &lt;h5&gt; \u5143\u7d20 *\/\r\n:heading(odd)\r\n\r\n* \u5339\u914d &lt;h2&gt;\u3001&lt;h4&gt; \u548c &lt;h6&gt; \u5143\u7d20 *\/\r\n:heading(even)\r\n<\/pre>\n<p>\u518d\u770bAn+B\u53c2\u6570\u7684\u4f7f\u7528\u793a\u610f\uff0c\u5176\u4e2dn\u4ece0\u5f00\u59cb\uff0cA\u548cB\u90fd\u662f\u53ef\u4ee5\u662f\u8d1f\u6570\u7684\u6574\u6570\uff1a<\/p>\n<pre>\/* \u5339\u914d &lt;h3&gt; \u548c &lt;h4&gt; \u5143\u7d20 *\/\r\n:heading(3, 4) {\r\n  font-weight: 100;\r\n}\r\n\/* \u5339\u914d\u4ece &lt;h3&gt; \u81f3 &lt;h1&gt;\u5143\u7d20 *\/\r\n:heading(-n + 3) {\r\n  color: tomato;\r\n}\r\n\/* \u5339\u914d &lt;h1&gt; \u548c &lt;h4&gt; \u5143\u7d20 *\/\r\n:heading(3n + 1) {\r\n  font-style: italic;\r\n}\r\n\/* 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h2, h3, h4, h5, h6 {\r\n  margin: 0;\r\n}<\/pre>\n<p>\u6211\u771f\u7684\u5c31\u5728\u610f\u5c11\u4e66\u5199\u7684\u90a3\u5341\u51e0\u4e2a\u5b57\u6bcd\uff1a<\/p>\n<p>\u8fd8\u6709\u90a3<code>:heading(odd)<\/code>\u548c<code>:heading(even)<\/code>\uff0c\u770b\u8d77\u6765\u5f88\u5feb\uff0c\u4f46\u5b9e\u9645\u4e0a\u5c31\u662f\u51e0\u628a\u72d7\u5c4e\u3002<\/p>\n<p>\u6211\u8fd9\u8f88\u5b50\u5c31\u6ca1\u6709\u9047\u5230\u8fc7\u5c31\u9700\u8981\u5355\u5355\u5339\u914dh1,h3,h5\u5143\u7d20\u7684\u573a\u666f\uff0c\u8fd9\u79cd\u660e\u663e\u4e00\u8f88\u5b50\u90fd\u4e0d\u4f1a\u7528\u5230\u7684\u8bed\u6cd5\u8bbe\u8ba1\u4e86\u5e72\u561b\uff1f<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202511\/2025-11-3_152713.jpeg\" width=\"144\" height=\"108\" alt=\"\u65e0\u8bed\u54e5\" class=\"alignnone size-medium\" 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