src/Routes/Controller.php
public static function getActionMethod($actionId = '')
    {
        if ($actionId === '') {
            $actionId = static::$_defaultAction;
        }
        $actionMethod = Inflector::id2camel($actionId, '-');
        return 'action' . $actionMethod;
    }
public static function getActionMethod($actionId = '')
    {
        if ($actionId === '') {
            $actionId = static::$_defaultAction;
        }
        $actionMethod = Inflector::id2camel($actionId, '-');
        return 'action' . $actionMethod;
    }
Convert controller action ID to method name
@param string $actionId
@return string