gear/Network/Response.php
/**
     * Append content to the response body.
     *
     * @param string $str Response content.
     *
     * @return object Self reference.
     */
Append content to the response body.
@param string $str Response content.

@return object Self reference.
Append content to the response body . @param string $str Response content . @return object Self reference .
public function append($str)
    {
        $this->body .= $str;
        return $this;
    }
public function append ( $ str ) { $ this -> body .= $ str ; return $ this ; }
Append content to the response body.
Append content to the response body .