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请问一下,关于HTTP HEADER的一处细节
enj0y
·
Sep 8, 2012
· 3410 views
This topic created in 5025 days ago, the information mentioned may be changed or developed.
假设:
a.php 302到 b.php,
a.php缓存 Sa秒
b.php缓存 Sb秒
且Sa<Sb,
求解,在不强制刷新、不干涉缓存的情况下,a.php若缓存失效,b.php缓存有效,实际浏览器是否会向b.php发出请求?
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PHP
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