WP_Debug_Data::get_mysql_var( string $mysql_var ): string|null
Returns the value of a MySQL system variable.
Parameters
-
$mysql_varstring Required -
Name of the MySQL system variable.
Return
string|null The variable value on success. Null if the variable does not exist.
Source
File: wp-admin/includes/class-wp-debug-data.php.
View all references
public static function get_mysql_var( $mysql_var ) {
global $wpdb;
$result = $wpdb->get_row(
$wpdb->prepare( 'SHOW VARIABLES LIKE %s', $mysql_var ),
ARRAY_A
);
if ( ! empty( $result ) && array_key_exists( 'Value', $result ) ) {
return $result['Value'];
}
return null;
}
Changelog
| Version | Description |
|---|---|
| 5.9.0 | Introduced. |