19-reg.php

php 和 ajax 开发的一些资料

<?php
include "19-con.php";
$user=$_GET[user];
$pass=$_GET[pass];
$sql="select * from $user_t where nick='$user'";
$result=mysql_query($sql,$my_conn);
$num=mysql_num_rows($result);
if($num>0)
{
  echo "false";
}
else
{
  $sql2="insert into $user_t(nick,pass) values('$user','$pass')";
  $result2=mysql_query($sql2,$my_conn);
  if($result2)
	{
	  echo "true";
	}
	else
	{
		echo "failure";
	}
}
mysql_close($my_conn);
?>