src/Session.php
public function flash()
    {
        if (is_null($this->flash)) {
            $this->flash = new SessionFlash($this);
        }

        return $this->flash;
    }
public function flash()
    {
        if (is_null($this->flash)) {
            $this->flash = new SessionFlash($this);
        }

        return $this->flash;
    }
public function flash ( ) { if ( is_null ( $ this -> flash ) ) { $ this -> flash = new SessionFlash ( $ this ) ; } return $ this -> flash ; }
Call the flash session handler.

@return SessionFlash
Call the flash session handler .