CakeRequest::_readInput PHP 메소드

    protected function _readInput()
    {
        if (empty($this->_input)) {
            $fh = fopen('php://input', 'r');
            $content = stream_get_contents($fh);
            fclose($fh);
            $this->_input = $content;
        }
        return $this->_input;
    }