没连接上
Deprecated: mysql_query(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead in C:\phpstudy\WWW\b.autostep.com.cn\phpoperation\mysql.php on line 8

Warning: mysql_query(): Access denied for user ''@'localhost' (using password: NO) in C:\phpstudy\WWW\b.autostep.com.cn\phpoperation\mysql.php on line 8

Warning: mysql_query(): A link to the server could not be established in C:\phpstudy\WWW\b.autostep.com.cn\phpoperation\mysql.php on line 8
没找到数据库
Notice: Undefined index: cid in C:\phpstudy\WWW\b.autostep.com.cn\phpoperation\mycoursesdealing.php on line 12

Deprecated: mysql_query(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead in C:\phpstudy\WWW\b.autostep.com.cn\phpoperation\mycoursesdealing.php on line 14

Warning: mysql_query(): Access denied for user ''@'localhost' (using password: NO) in C:\phpstudy\WWW\b.autostep.com.cn\phpoperation\mycoursesdealing.php on line 14

Warning: mysql_query(): A link to the server could not be established in C:\phpstudy\WWW\b.autostep.com.cn\phpoperation\mycoursesdealing.php on line 14