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[软技能] 第84天 刷新和强制刷新有什么区别?说说你对两者的理解 #591
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摘自博客:从 http 协议的角度来看 |
是否读取缓存 |
F5、Ctrl+F5、Ctrl+Alt+R |
是如果浏览器缓存未过期,服务端则返回304。 |
302 是暂时重定向。比如在 CORS 项目中,前端发出一个非简单请求的时候,浏览器会预先发送一个 options 请求,response 一般都是200 或者 302。 而浏览器缓存相关的状态码通常是304(代表资源未更新)或者 200(from cache) |
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第84天 刷新和强制刷新有什么区别?说说你对两者的理解
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