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@ -36,7 +36,7 @@ HTTP是无状态：
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#### 3.HTTP协议通信流程
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#### 3.HTTP协议通信流程
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<img src="https://xingdian-image.oss-cn-beijing.aliyuncs.com/xingdian-image/image-20221006220309709.png" style="zoom:80%;" />
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<img src="https://xingdian-image.oss-cn-beijing.aliyuncs.com/xingdian-image/image-20230608115432561.png" alt="image-20230608115432561" style="zoom:50%;" />
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注意：
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注意：
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@ -198,7 +198,7 @@ Cache-Control字段值：
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HTTP1.1新增了五种请求方法：OPTIONS, PUT, DELETE, TRACE 和 CONNECT 方法
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HTTP1.1新增了五种请求方法：OPTIONS, PUT, DELETE, TRACE 和 CONNECT 方法
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<img src="https://xingdian-image.oss-cn-beijing.aliyuncs.com/xingdian-image/image-20221007121108778.png" style="zoom:50%;" />
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#### 3.HTTP状态码
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#### 3.HTTP状态码
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