杏林同学录(二)_PHP教程

成员主页：main.php

session_start(); // 开始session
session_register("userregister");
$userregister=$username;
include "class/config.php";
$result = mysql_query("SELECT * FROM user where user='$username'",$db);
if (mysql_num_rows($result)==0){  //若返回列的数目为0，说明无此资料
echo "无此用户！";
exit;}
$userpsw=strtoupper(trim($userpsw));
$password=trim(mysql_result($result,0,'psw'));
$password=strtoupper($password);//取得密码,转换成大写
$userpsw=strtoupper($userpsw);
if (!($userpsw==$password)){
echo "密码错误！";
mysql_close($db);
exit;
}
$name=mysql_result($result,0,"name");
$count=mysql_result($result,0,"count")+1;//成员计数器加1
mysql_query("UPDATE user SET count=$count where user='$username'",$db);
?>