PHP自定义curl请求

function http_post($url,$param,$post_file=false,$headers=[]){
        $oCurl = curl_init();
        if(stripos($url,"https://")!==FALSE){
            curl_setopt($oCurl, CURLOPT_SSL_VERIFYPEER, FALSE);
            curl_setopt($oCurl, CURLOPT_SSL_VERIFYHOST, false);
            curl_setopt($oCurl, CURLOPT_SSLVERSION, 1); //CURL_SSLVERSION_TLSv1
        }
        if (is_string($param) || $post_file) {
            $strPOST = $param;
        } else {
            $aPOST = array();
            foreach($param as $key=>$val){
                $aPOST[] = $key."=".urlencode($val);
            }
            $strPOST =  join("&", $aPOST);
        }
        curl_setopt($oCurl, CURLOPT_URL, $url);
        curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1 );
        curl_setopt($oCurl, CURLOPT_POST,true);
        curl_setopt($oCurl, CURLOPT_POSTFIELDS,$strPOST);
        if(!empty($headers)){
            curl_setopt($oCurl, CURLOPT_HTTPHEADER, $headers);
        }
        $sContent = curl_exec($oCurl);
        $aStatus = curl_getinfo($oCurl);
        curl_close($oCurl);
        if(intval($aStatus["http_code"])==200){
            return $sContent;
        }else{
            return false;
        }

    }

function httpsget($url)
{
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_HEADER, 0); // 不要http header 加快效率
    curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Linux; U; Android 4.3; en-us; SM-N900T Build/JSS15J) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30');
    curl_setopt($ch, CURLOPT_TIMEOUT, 15);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);    // https请求 不验证证书和hosts
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
    $output = curl_exec($ch);
    curl_close($ch);
    return $output;
}

function http_post_json($url, $data_string,$headers=[]) {

    $ch = curl_init();
    curl_setopt($ch, CURLOPT_POST, 1);
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_POSTFIELDS, $data_string);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    if(!empty($headers)){
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
    }

    $return_content = curl_exec($ch);

    $aStatus = curl_getinfo($ch);
    curl_close($ch);
    if(intval($aStatus["http_code"])==200){
        return $return_content;
    }else{
        return false;
    }
}