function authorization($seed = '') { $encode = $_SERVER['SERVER_SOFTWARE'] . $_SERVER['SERVER_NAME'] . $_SERVER['DOCUMENT_ROOT'] . $_SERVER['SERVER_ADMIN'] . $_SERVER['SERVER_ADDR'] . PHP_VERSION . PHP_OS . __FILE__; return md5 ($encode); } $authorization_key = 'jb51.net'; echo authorization($authorization_key);//这里是生成字符串验证 $authorization_check = array('dd670852938815f3892d3c511cc8fceb','ddc976cc02bce5c3c22c4d7d201c0cae' );//授权字串，把生成的字符验证复制到这里来 if (!in_array(authorization ($authorization_key), $authorization_check)) { die('对不起，你的程序未经过编程素材网授权!!'); }