1. 获取网站是http还是https ?
$http_type = ((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') || (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https')) ? 'https://' : 'https://';$http_type = ((isset($
阅读背景：
PHP常用小功能
来源：互联网
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