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获取html body的根字体大小

Jan 20, 20245 min read

您可以使用JavaScript的getComputedStyle方法来获取html元素的根字体大小。以下是一个例子:

var rootFontSize = window.getComputedStyle(document.documentElement, null).getPropertyValue('font-size');
console.log(rootFontSize);

这将打印出html元素的根字体大小。

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