curl 封装函数

/**
* @param string $url get请求地址
* @param int $httpCode 返回状态
* @return mixed
*/
function curl_get($url,&$httpCode =0){
???$ch = curl_init();
???curl_setopt($ch,CURLOPT_URL,$url);
???curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
???curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
???curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,10);
???$file_contents = curl_exec($ch);
???$httpCode = curl_getinfo($ch,CURLINFO_HTTP_CODE); //获取http状态值
???curl_close($ch);
???return $file_contents;
}