读者试下用户名mr密码mrsoft

按照老师说的用户名mr密码mrsoft，还是不行。出现了如下的出错信息：

Deprecated:  Methods with the same name as their class will not be constructors in a future version of PHP; chkinput has a deprecated constructor in C:\MAMP\htdocs\PHP-DVD\28\chklogin.php on line 6

Notice:  Use of undefined constant name - assumed 'name' in C:\MAMP\htdocs\PHP-DVD\28\chklogin.php on line 3

Notice:  Use of undefined constant pwd - assumed 'pwd' in C:\MAMP\htdocs\PHP-DVD\28\chklogin.php on line 4

Fatal error:  Uncaught Error: Call to undefined function mysql_connect() in C:\MAMP\htdocs\PHP-DVD\28\conn\conn.php:2 Stack trace: #0 C:\MAMP\htdocs\PHP-DVD\28\chklogin.php(16): include() #1 C:\MAMP\htdocs\PHP-DVD\28\chklogin.php(31): chkinput->checkinput() #2 {main}  thrown in C:\MAMP\htdocs\PHP-DVD\28\conn\conn.php on line 2

读者你好：

    账号密码没有错误。无法登录后台，很可能是你没有修改配置文件。找到数据库配置文件coon/coon.php，找到下面的代码：

$coon = mysql_connect("localhost","root","111");

其中root 更改为你的数据库名，111更改为你的数据库密码。