php 异步请求

/**
* 发送HTTP请求并获得响应
* @param url 请求的url地址
* @param param 发送的http参数
*/

function makeRequest($url, $param, $httpMethod = 'GET') {

        $oCurl = curl_init();

        if (stripos($url, "https://") !== FALSE) {

                curl_setopt($oCurl, CURLOPT_SSL_VERIFYPEER, FALSE);

                curl_setopt($oCurl, CURLOPT_SSL_VERIFYHOST, FALSE);

        }


        if ($httpMethod == 'GET') {

                curl_setopt($oCurl, CURLOPT_URL, $url . "?" . http_build_query($param));

                curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1);

        } else {

                curl_setopt($oCurl, CURLOPT_URL, $url);

                curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1);

                curl_setopt($oCurl, CURLOPT_POST, 1);

                curl_setopt($oCurl, CURLOPT_POSTFIELDS, http_build_query($param));

        }


        $sContent = curl_exec($oCurl);

        $aStatus = curl_getinfo($oCurl);

        curl_close($oCurl);

        if (intval($aStatus["http_code"]) == 200) {

                return $sContent;

        } else {

                return FALSE;

        }

}