public function subflow(string $event, ...$args)
    {
        if (isset(self::$flows[$event])) {
            $this->triggerFlow(self::$flows[$event], ...$args);
        }

        return $this;
    }
public function subflow(string $event, ...$args)
    {
        if (isset(self::$flows[$event])) {
            $this->triggerFlow(self::$flows[$event], ...$args);
        }

        return $this;
    }
public function subflow ( string $ event , ... $ args ) { if ( isset ( self :: $ flows [ $ event ] ) ) { $ this -> triggerFlow ( self :: $ flows [ $ event ] , ... $ args ) ; } return $ this ; }
Sets the subflow to be called
when there is an array fork

@param string $event
@param mixed  ...$args

@return PipeTrait
Sets the subflow to be called when there is an array fork