php使用CURL请求数据

/**
 * @param string $url       远程地址
 * @param array $param      需要提交的参数
 * @param string $filename  上传文件名
 * @param int $wait         等待响应时间
 * @return array|bool
 * 请求-提交数据  使用post方式提交
 */
function FCurl_post($url, $param = array(), $filename = '', $wait = 30)
{
    if (!is_array($param)) {
        return false;
    }

    if($filename){
        if($_FILES[$filename]['name']){
            $param['file'] = new \CURLFile($_FILES[$filename]['tmp_name'], $_FILES[$filename]['type'], $_FILES[$filename]['name']);
        }
    }

    $curl = curl_init();

    curl_setopt_array($curl, array(
        CURLOPT_URL => $url,
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_ENCODING => "",
        CURLOPT_MAXREDIRS => 10,
        CURLOPT_TIMEOUT => $wait,
        CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
        CURLOPT_CUSTOMREQUEST => "POST",
        CURLOPT_POSTFIELDS => $param, // 直接将参数数组作为POST数据
        CURLOPT_HTTPHEADER => array(
            "cache-control: no-cache",
        ),
    ));

    if (strpos($url, "https") === 0) {
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
    }

    $response = curl_exec($curl);
    $httpCode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
    $err = curl_error($curl);

    curl_close($curl);

    $result = array(
        'response_code' => $httpCode,
        'output' => $response,
    );
    return $result;
}

$arr = [
    'title'=>$data['title'],
    'keywords'=>$data['keywords'],
    'description'=>$data['description'],
    'content'=>$data['content'],
    'status'=>$data['status'],
    'orderSort'=>$data['orderSort'],
    'downloadJur'=>$data['downloadJur'],
];

使用示例：FCurl_post('https://www.9wdn.com/test',$arr,'filename');