( ! ) Warning: mysqli::mysqli() [mysqli.mysqli]: (42000/1049): Unknown database 'db_emp' in C:\wamp\www\php-2017404117\Employee\dbcon.php on line 7
Call Stack
#TimeMemoryFunctionLocation
10.0126367208{main}( )..\index.php:0
20.0500371096require( 'C:\wamp\www\php-2017404117\Employee\dbcon.php' )..\index.php:2
30.0500372856mysqli->mysqli( )..\dbcon.php:7
连接失败,原因是Unknown database 'db_emp'