php怎么获取当前的https

使用php获取当前https，具体方法如下：

function get_http_type()
{
$http_type = ((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') || (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https')) ? 'https://' ;
return $http_type;
}

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