public function setToken($token)
    {
        $this->_tokenString = (string) $token;
        $this->_token       = $token;
        return $this;
    }
public function setToken($token)
    {
        $this->_tokenString = (string) $token;
        $this->_token       = $token;
        return $this;
    }
public function setToken ( $ token ) { $ this -> _tokenString = ( string ) $ token ; $ this -> _token = $ token ; return $ this ; }
Set token against which to compare

@param  mixed $token
@return Zend_Validate_Identical
Set token against which to compare