mysql-undefined function mysql_connect ()

1.1.1 Phenomenon

Connection to MySQL database error, error message is as follows:

Fatal error:call to undefined function mysql_connect () inch E:\Rainman\NetDisk\CurrentWork\wwwroot\phpinfo.php on line 3

1.1.2 Reasons

There should be no driver found for MySQL.

1.1.3 Solution

Here's how:

1, check the php.ini in the Extension=php_mysql.dll have not removed the comment (; as the comment character)

2, check php.ini in the Extension_dir have set the path (generally set to PHP installation directory \ext)

Note: The default parameter for Windows Extension_dir is ext, which is supposed to be a relative path, but the absolute path should actually be set here.

mysql-undefined function mysql_connect ()