POST流方式接受数据方法

/**
 * 流方式接收数据
 * @param $url
 * @param $jsonFile
 * @return bool
 */
private static function sendStreamJson($url, $jsonFile){

    $opts = array(
        'http' => array(
            'method' => 'POST',
            'header' => 'content-type:application/x-www-form-urlencoded',
            'content' => $jsonFile,
        )
    );
    $context = stream_context_create($opts);
    $response = file_get_contents($url, false, $context);
    $ret = json_decode($response, true);
    return $ret;
}