Defined (1)

The function is defined in the following location(s).

/wp-admin/includes/upgrade.php  

function upgrade_440() { 
    global $wp_current_db_version, $wpdb; 
 
    if ( $wp_current_db_version < 34030 ) { 
        $wpdb->query( "ALTER TABLE {$wpdb->options} MODIFY option_name VARCHAR(191)" ); 
    } 
 
    // Remove the unused 'add_users' role. 
    $roles =wp_roles); 
    foreach ( $roles->role_objects as $role ) { 
        if ( $role->has_cap( 'add_users' ) ) { 
            $role->remove_cap( 'add_users' ); 
        } 
    } 
}