Amp\Artax\Client::requestExpects100Continue PHP 메소드

    private function requestExpects100Continue(Request $request)
    {
        if (!$request->hasHeader('Expect')) {
            return false;
        } elseif (stripos(implode(',', $request->getHeader('Expect')), '100-continue') !== false) {
            return true;
        } else {
            return false;
        }
    }