public function get($key)
    {
        if (null === $this->__vars) {
            $this->setVars(new Variables());
        }

        return $this->__vars[$key];
    }
public function get($key)
    {
        if (null === $this->__vars) {
            $this->setVars(new Variables());
        }

        return $this->__vars[$key];
    }
public function get ( $ key ) { if ( null === $ this -> __vars ) { $ this -> setVars ( new Variables ( ) ) ; } return $ this -> __vars [ $ key ] ; }
Get a single variable

@param  mixed $key
@return mixed
Get a single variable