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Warning: Use of undefined constant MYSQL_HOST - assumed 'MYSQL_HOST' (this will throw an Error in a future version of PHP) in C:\Apache24\htdocs\xiaodu\common\initDbParameters.php on line 2

Warning: Use of undefined constant MYSQL_USER - assumed 'MYSQL_USER' (this will throw an Error in a future version of PHP) in C:\Apache24\htdocs\xiaodu\common\initDbParameters.php on line 3

Warning: Use of undefined constant MYSQL_PASS - assumed 'MYSQL_PASS' (this will throw an Error in a future version of PHP) in C:\Apache24\htdocs\xiaodu\common\initDbParameters.php on line 4