{"id":27120,"date":"2024-11-24T16:11:49","date_gmt":"2024-11-24T08:11:49","guid":{"rendered":"https:\/\/fwq.ai\/blog\/27120\/"},"modified":"2024-11-24T16:11:49","modified_gmt":"2024-11-24T08:11:49","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-javascript-%e6%a8%a1%e6%8b%9f-css-sticky-%e6%95%88%e6%9e%9c%e5%ae%9e%e7%8e%b0%e5%8f%b3%e4%be%a7%e9%9d%a2%e6%9d%bf%e7%9a%84%e7%b2%98%e6%80%a7%e6%95%88%e6%9e%9c-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/27120\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 JavaScript \u6a21\u62df CSS Sticky \u6548\u679c\u5b9e\u73b0\u53f3\u4fa7\u9762\u677f\u7684\u7c98\u6027\u6548\u679c\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173116422759828.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u4f7f\u7528 JavaScript \u6a21\u62df CSS Sticky \u6548\u679c\u5b9e\u73b0\u53f3\u4fa7\u9762\u677f\u7684\u7c98\u6027\u6548\u679c\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u4f7f\u7528 JavaScript \u6a21\u62df CSS Sticky \u6548\u679c\u5b9e\u73b0\u53f3\u4fa7\u9762\u677f\u7684\u7c98\u6027\u6548\u679c\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong> sticky \u6548\u679c\u7684 javascript \u5b9e\u73b0<\/strong><\/p>\n<p>\u5c55\u793a\u53f3\u4fa7\u9762\u677f\u7684\u7c98\u6027\u6548\u679c\uff0c\u4f7f\u5176\u5728\u6eda\u52a8\u6761\u79fb\u52a8\u65f6\u8ddf\u968f\u6eda\u52a8\u76f4\u81f3\u5176\u5b8c\u5168\u663e\u793a\uff0c\u8fd9\u53ef\u4ee5\u901a\u8fc7 CSS \u6837\u5f0f\u4e2d\u7684 sticky \u5c5e\u6027\u8f7b\u677e\u5b9e\u73b0\u3002\u7136\u800c\uff0c\u5728 JavaScript \u4e2d\uff0c\u9700\u8981\u4f9d\u8d56\u7b2c\u4e09\u65b9\u5e93\uff0c\u4f8b\u5982 stickyfill\uff0c\u6765\u63d0\u4f9b\u7c7b\u4f3c\u7684\u6548\u679c\u3002<\/p>\n<p><strong>stickyfill \u5e93<\/strong><\/p>\n<p>stickyfill \u5e93\u63d0\u4f9b\u4e86\u4e00\u79cd\u8de8\u6d4f\u89c8\u5668\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u53ef\u4ee5\u6a21\u62df\uff0c\u5b83\u80fd\u591f\u5728\u4e0d\u5f71\u54cd\u672c\u5c31\u652f\u6301 CSS sticky \u7684\u6d4f\u89c8\u5668\u6b63\u5e38\u5de5\u4f5c\u7684\u60c5\u51b5\u4e0b\u5b9e\u73b0\u76f8\u540c\u7684\u6548\u679c\u3002\u5e93\u7684\u6587\u4ef6\u975e\u5e38\u5c0f\uff0c\u4ec5\u6709 2KB\uff0c\u56e0\u6b64\u4e0d\u4f1a\u5bf9\u7f51\u9875\u7684\u52a0\u8f7d\u901f\u5ea6\u4ea7\u751f\u663e\u8457\u5f71\u54cd\u3002<\/p>\n<p><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u53ef\u4ee5\u5728 JavaScript \u4e2d\u4f7f\u7528 stickyfill \u6a21\u62df CSS sticky \u6548\u679c\uff1a<\/p>\n<ol>\n<li>\u4e0b\u8f7d stickyfill \u5e93\u5e76\u5c06\u5176\u6dfb\u52a0\u5230\u7f51\u9875\u4e2d\u3002<\/li>\n<li>\u6ce8\u91ca\u6389 CSS \u4e2d\u7684 sticky \u5c5e\u6027\u3002<\/li>\n<li>\u8c03\u7528 Stickyfill.forceSticky() \u5f3a\u5236\u542f\u7528 polyfill\u3002<\/li>\n<li>\u8c03\u7528 Stickyfill.addOne() \u6dfb\u52a0\u8981\u6a21\u62df\u7c98\u6027\u7684\u5143\u7d20\u3002<\/li>\n<\/ol>\n<p><strong>\u793a\u4f8b\u4ee3\u7801<\/strong><\/p>\n<p>\u4ee5\u4e0b\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528 stickyfill \u6a21\u62df\u53f3\u4fa7\u9762\u677f\u7684\u7c98\u6027\u6548\u679c\uff1a<\/p>\n<pre>&lt;style&gt;\n    \/\/ \u524d\u9762\u7565\n\n    .r {\n        background-color: burlywood;\n        \/\/ position: sticky; 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