{"id":2043,"date":"2022-04-28T18:24:53","date_gmt":"2022-04-28T10:24:53","guid":{"rendered":"https:\/\/raksmart.cn\/blog\/?p=2043"},"modified":"2022-04-28T18:24:53","modified_gmt":"2022-04-28T10:24:53","slug":"web%e7%bc%93%e5%ad%98%e4%b8%ad%e7%9a%84%e6%b5%8f%e8%a7%88%e5%99%a8%e7%bc%93%e5%ad%98%e7%a7%8d%e7%b1%bb","status":"publish","type":"post","link":"https:\/\/raksmart.cn\/blog\/knowledge\/cjwt\/2043.html","title":{"rendered":"web\u7f13\u5b58\u4e2d\u7684\u6d4f\u89c8\u5668\u7f13\u5b58\u79cd\u7c7b"},"content":{"rendered":"

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\u6d4f\u89c8\u5668\u7f13\u5b58<\/p>\n

\u9875\u9762\u7684\u7f13\u5b58\u72b6\u6001\u662f\u7531 header \u51b3\u5b9a\u7684\uff0cheader \u7684\u53c2\u6570\u6709\u56db\u79cd\uff1a<\/p>\n

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2\u3001s-maxage(\u5355\u4f4d\u4e3a s)\u540c max-age\uff0c\u53ea\u7528\u4e8e\u5171\u4eab\u7f13\u5b58(\u6bd4\u5982 CDN \u7f13\u5b58)\u3002<\/p>\n

\u6bd4\u5982\uff0c\u5f53 s-maxage=60 \u65f6\uff0c\u5728\u8fd9 60 \u79d2\u4e2d\uff0c\u5373\u4f7f\u66f4\u65b0\u4e86 CDN \u7684\u5185\u5bb9\uff0c\u6d4f\u89c8\u5668\u4e5f\u4e0d\u4f1a\u8fdb\u884c\u8bf7\u6c42\u3002\u4e5f\u5c31\u662f\u8bf4 max-age \u7528\u4e8e\u666e\u901a\u7f13\u5b58\uff0c\u800c s-maxage \u7528\u4e8e\u4ee3\u7406\u7f13\u5b58\u3002\u5982\u679c\u5b58\u5728 s-maxage\uff0c\u5219\u4f1a\u8986\u76d6\u6389 max-age \u548c Expires header\u3002<\/p>\n

3\u3001public \u6307\u5b9a\u54cd\u5e94\u4f1a\u88ab\u7f13\u5b58\uff0c\u5e76\u4e14\u5728\u591a\u7528\u6237\u95f4\u5171\u4eab\u3002\u4e5f\u5c31\u662f\u4e0b\u56fe\u7684\u610f\u601d\u3002\u5982\u679c\u6ca1\u6709\u6307\u5b9a public \u8fd8\u662f private\uff0c\u5219\u9ed8\u8ba4\u4e3a public\u3002<\/p>\n

4\u3001private \u54cd\u5e94\u53ea\u4f5c\u4e3a\u79c1\u6709\u7684\u7f13\u5b58\uff0c\u4e0d\u80fd\u5728\u7528\u6237\u95f4\u5171\u4eab\u3002\u5982\u679c\u8981\u6c42 HTTP \u8ba4\u8bc1\uff0c\u54cd\u5e94\u4f1a\u81ea\u52a8\u8bbe\u7f6e\u4e3a private\u3002<\/p>\n

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\u56db\u3001ETag<\/p>\n

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