/获取客户端IP地址@paraminteger$type返回类型0返回IP地址1返回IPV4地址数字@paramboolean$adv是否进行高级模式获取（有可能被伪装）@returnmixed/functionget_client_ip($type=0,$adv=false){$type=$type?1:0;static$ip=NULL;if($ip!NULL)return$ip[$type];if($adv){if(isset($_SERVER['HTTP_X_FORWARDED_FOR'])){$arr=explode(',',$_SERVER['HTTP_X_FORWARDED...