我确实在VPS和PHPMemcachedAdmin 1.3.0上安装了memecached，因此我可以看到memcached正在运行 但是当我用
创建文件时<?php
$url = "https://playstore.ma";
$headers = get_headers($url);
$code = $headers[0];
print_r($headers);
?>
我知道
`Array ( [0] => HTTP/1.1 200 OK [1] => Server: nginx [2] => Date: Sun, 29 Jul 2018 21:00:40 GMT [3] => Content-Type: text/html; charset=utf-8 [4] => Connection: close [5] => Vary: Accept-Encoding [6] => X-Powered-By: PHP/7.1.20 [7] => P3P: CP="IDC DSP COR CURa ADMa OUR IND PHY ONL COM STA" [8] => Powered-By: PrestaShop [9] => Set-Cookie: PHPSESSID=mfbe05m1gpmqdp1vc4ur1mkv03; path=/ [10] => Expires: Sun, 28 Jul 2019 21:00:40 GMT [11] => Cache-Control: max-age=31449600 [12] => Pragma: no-cache [13] => Set-Cookie: PrestaShop-2d3139b47820ac7ccd587b71c2e2232a=def5020059cbc952b665c2b043ecc6d3e60a8c46661df9178b45db037c8ef726993c1384a60dbf7581cc47019e11100f47b8eb8c41ec02ad1e8096653e1c61794674496b24d9116f88da01461fb661f72e83bc62accdb54c163de13c4f7a5297908bc69e26b81f3feca9143ce7169ce0bca9f0da616bb8f8f89d985fd0f2197613b9ab37f1cc8875bc5f2e7352b5ec4f8d0fcb196a8dd025c08c97950b1eadc1d8368014b07c80e6ce5682bfd4d6d02a02a566bc; expires=Sat, 18-Aug-2018 21:00:40 GMT; Max-Age=1728000; path=/; domain=playstore.ma; secure; HttpOnly [14] => Set-Cookie: PrestaShop-2d3139b47820ac7ccd587b71c2e2232a=def502000a7041998fdc214bd5f682bf415926384e69e72a73c634760233a660e59a543a168569c2ab0ba69fcc96a4bb67ff2c6efab141a51b3a6235dbda2b8733b3f5ea34b312110b3fe2d717687fab845c011aec0dce6665d19e0c958cbd275814d3c85046e902f1cbf3a906c8a4ad629fc132214e23d58ce349eba21d4977629c6284e8b9013773befa89a1e3472e3568494487c72f3d42f1dce78741db9eea718f1190eeb0ae49f86d4fe89f29ea75043b873c9588a17f48526ea15b90563c1a2c61e9b2aacaa7b7cbe28c0c69c080441d7d463f3fd5fc14e9a7; expires=Sat, 18-Aug-2018 21:00:40 GMT; Max-Age=1728000; path=/; domain=playstore.ma; secure; HttpOnly [15] => X-Cache-Status: MISS [16] => Cache-Control: public, max-age=31536000 [17] => X-Powered-By: PleskLin )
为什么我不断收到此MISS提示，如何确定我的页面已正确缓存 问候`