check_cityname.php

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<?php
//检测角色名重复
include_once("../functions/class_mysql.php");
$check_nickname=$db->query("select count(p_nickname) from player_info where `p_nickname`='".$_GET['cityname']."'");
$check_nickname_row=$db->result($check_nickname,0);

$check_cityname=$db->query("select count(c_name) from city where `c_name`='".$_GET['cityname']."'");
$check_cityname_row=$db->result($check_cityname,0);
$db->close();

if($check_nickname_row>0 or $check_cityname_row>0){
	echo "1";
	exit;
}
else{
	echo "0";
	exit;
}
?>