{"id":1301,"date":"2024-11-10T11:43:07","date_gmt":"2024-11-10T03:43:07","guid":{"rendered":"https:\/\/fwq.ai\/blog\/1301\/"},"modified":"2024-11-10T11:43:07","modified_gmt":"2024-11-10T03:43:07","slug":"%e5%a6%82%e4%bd%95%e8%8e%b7%e5%8f%96-css-%e6%a0%b7%e5%bc%8f%e8%a1%a8%e4%b8%ad%e5%ae%9a%e4%b9%89%e7%9a%84%e5%85%83%e7%b4%a0%e6%a0%b7%e5%bc%8f%e5%80%bc%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/1301\/","title":{"rendered":"\u5982\u4f55\u83b7\u53d6 CSS \u6837\u5f0f\u8868\u4e2d\u5b9a\u4e49\u7684\u5143\u7d20\u6837\u5f0f\u503c\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173035862075533.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u83b7\u53d6 CSS \u6837\u5f0f\u8868\u4e2d\u5b9a\u4e49\u7684\u5143\u7d20\u6837\u5f0f\u503c\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u83b7\u53d6 CSS \u6837\u5f0f\u8868\u4e2d\u5b9a\u4e49\u7684\u5143\u7d20\u6837\u5f0f\u503c\uff1f\u63d2\u56fe\" \/><\/p>\n<p>\u83b7\u53d6  \u6837\u5f0f\u503c\u65f6\u672a\u8c03\u7528 getcomputedstyle<\/p>\n<p>\u5728\u7ed9\u51fa\u7684\u4ee3\u7801\u4e2d\uff0c\u5f00\u53d1\u8005\u5c1d\u8bd5\u83b7\u53d6\u5143\u7d20\u7684 top \u6837\u5f0f\u503c\uff1a<\/p>\n<pre>console.log(sidebarright.style.top);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f46\u662f\uff0csidebarright.style \u8fd4\u56de\u7684\u662f\u4e00\u4e2a cssstyledeclaration \u5bf9\u8c61\uff0c\u8be5\u5bf9\u8c61\u4ec5\u5305\u542b\u5185\u8054\u6837\u5f0f\u503c\u3002\u5982\u679c\u5143\u7d20\u7684\u6837\u5f0f\u662f\u901a\u8fc7\u5916\u90e8\u6837\u5f0f\u8868\u5b9a\u4e49\u7684\uff0c\u5219 sidebarright.style \u5c06\u4e0d\u4f1a\u5305\u542b\u8be5\u6837\u5f0f\u503c\u3002<\/p>\n<p>\u8981\u83b7\u53d6\u5143\u7d20\u7684\u5b9e\u9645 top \u6837\u5f0f\u503c\uff0c\u9700\u8981\u4f7f\u7528 getcomputedstyle \u65b9\u6cd5\u3002\u4f8b\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>var topValue = window.getComputedStyle(sideBarRight).getPropertyValue('top');<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u83b7\u53d6\u5b9e\u9645\u503c\u540e\uff0c\u5c31\u53ef\u4ee5\u5c06\u5176\u4fee\u6539\u4e3a\u6240\u9700\u7684\u504f\u79fb\u91cf\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u83b7\u53d6 CSS \u6837\u5f0f\u8868\u4e2d\u5b9a\u4e49\u7684\u5143\u7d20\u6837\u5f0f\u503c\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u83b7\u53d6 \u6837\u5f0f\u503c\u65f6\u672a\u8c03\u7528 getcomputedstyle \u5728\u7ed9\u51fa\u7684\u4ee3\u7801\u4e2d\uff0c\u5f00\u53d1\u8005\u5c1d\u8bd5\u83b7\u53d6\u5143\u7d20\u7684 top \u6837\u5f0f\u503c\uff1a console.log(sidebarright.style.top); 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