PHP 没有缓存HTTP标头

Posted 2021-05-15

header("Content-Type: application/json");
      header("Expires: 0");
      header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
      header("Cache-Control: no-store, no-cache, must-revalidate");
      header("Cache-Control: post-check=0, pre-check=0", false);
      header("Pragma: no-cache");