src/web/Request.php
protected function loadCsrfToken()
    {
        if ($this->enableCsrfCookie) {
            return $this->getCookies()->getValue($this->csrfParam);
        } else {
            return Yii::$app->getSession()->get($this->csrfParam);
        }
    }
protected function loadCsrfToken()
    {
        if ($this->enableCsrfCookie) {
            return $this->getCookies()->getValue($this->csrfParam);
        } else {
            return Yii::$app->getSession()->get($this->csrfParam);
        }
    }
protected function loadCsrfToken ( ) { if ( $ this -> enableCsrfCookie ) { return $ this -> getCookies ( ) -> getValue ( $ this -> csrfParam ) ; } else { return Yii :: $ app -> getSession ( ) -> get ( $ this -> csrfParam ) ; } }
Loads the CSRF token from cookie or session.
@return string the CSRF token loaded from cookie or session. Null is returned if the cookie or session
does not have CSRF token.
Loads the CSRF token from cookie or session .