php 获取用户IP与IE信息程序function onlineip(){global $_SERVER;if(getenv('HTTP_CLIENT_IP')){$onlineip = getenv('HTTP_CLIENT_IP');}elseif(getenv('HTTP_X_FORWARDED_FOR')){list($onlineip) = explode(',', getenv('HTTP_X_FORWARDED_FOR'));}elseif(getenv('REMOTE_ADDR')){$onlineip = getenv('REMOTE_ADDR');}else{$onlineip = $_SERVER['REMOTE_ADDR'];}return $onlineip;}function imgdecode($string){global $_SERVER;$key = md5(onlineip()."\t".$_SERVER['HTTP_USER_AGENT']);$coded = '';$string = base64_decode($string);$keylength = strlen($key);for($i = 0; $i{$coded .= substr($string, $i, $keylength) ^ $key;}return $coded;}
php 获取用户IP与IE信息程序
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