Warning: Constant DB_HOST already defined in C:\xampp\htdocs\include\dbase.php on line 8

Warning: Constant DB_USER already defined in C:\xampp\htdocs\include\dbase.php on line 9

Warning: Constant DB_PASS already defined in C:\xampp\htdocs\include\dbase.php on line 10

Warning: Constant DB_NAME already defined in C:\xampp\htdocs\include\dbase.php on line 11

Warning: Constant DB_CHSET already defined in C:\xampp\htdocs\include\dbase.php on line 12

Fatal error: Cannot declare class Database, because the name is already in use in C:\xampp\htdocs\include\dbase.php on line 14