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浏览请求php css js过程是怎样的

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Release： 2016-06-06 20:11:38
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我打开浏览器 输出一个请求php的 发现css js php image都是独立请求的 这是什么原理呢

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我打开浏览器 输出一个请求php的 发现css js php image都是独立请求的 这是什么原理呢

就是一个一个请求下来,然后浏览器读进文件,通过解析相应的标签,然后通过排版最后根据排版的结果画出相应的界面

解析html，构架语法树，提取其中的css和js节点，发起http请求

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