常用curl方法

来源：慕课网手记

/**

 * @param string $url post请求地址

 * @param array $params

 * @return mixed

 */

function curl_post($url, array $params = array())

{

    $data_string = json_encode($params);

    $ch = curl_init();

    curl_setopt($ch, CURLOPT_URL, $url);

    curl_setopt($ch, CURLOPT_HEADER, 0);

    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);

    curl_setopt($ch, CURLOPT_POST, 1);

    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

    curl_setopt($ch, CURLOPT_POSTFIELDS, $data_string);

    curl_setopt(

        $ch, CURLOPT_HTTPHEADER,

        array(

            'Content-Type: application/json'

        )

    );

    $data = curl_exec($ch);

    curl_close($ch);

    return ($data);

}

/**

 * @param string $url get请求地址

 * @param int $httpCode 返回状态码

 * @return mixed

 */

function curl_get($url, &$httpCode = 0)

{

    $ch = curl_init();

    curl_setopt($ch, CURLOPT_URL, $url);

    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

    //不做证书校验,部署在linux环境下请改为true

    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);

    $file_contents = curl_exec($ch);

    $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

    curl_close($ch);

    return $file_contents;

}