//主动判断是否HTTPS function isHTTPS() { if (defined('HTTPS') && HTTPS) return true; if (!isset($_SERVER)) return FALSE; if (!isset($_SERVER['HTTPS'])) return FALSE; if ($_SERVER['HTTPS'] === 1) { //Apache return TRUE; } elseif ($_SERVER['HTTPS'] === 'on') { //IIS return TRUE; } elseif ($_SERVER['SERVER_PORT'] == 443) { //其他 return TRUE; } return FALSE; } $protocol=isHTTPS() ? 'https://' : 'http://'; $url = $protocol . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']; echo $url;//输出完整的url
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