chrome调试

size和Content的区别

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"Size" is the number of bytes on the wire, and "content" is the actual size of the resource. A number of things can make them different, including: Being served from cache (small or 0 "size") Response headers, including cookies (larger "size" than "content") Redirects or authentication requests gzip compression (smaller "size" than "content", usually) From the docs:

stackoverflow的答案

http://stackoverflow.com/questions/8072921/chrome-dev-tools-size-vs-content

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浏览器从本地缓存取文件

 

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timeline真实形象的反应了网页加载,请求-响应在时间上的信息