【PHP原生】CURL请求

<?php/*** 发送CURL请求* @param $url 请求的URL* @param $method 请求方法* @param $params 参数（关联数组形式）* @param array $header 一维数组的请求头信息（非关联数组）。* @return bool*/function curl($url, $method = ‘GET‘, $params = [], $header = []){ ???$ch = curl_init(); ???curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); ???//将获取的信息以字符串返回，而不是直接输出 ???curl_setopt($ch, CURLOPT_URL, $method == "POST" ? $url : $url . ‘?‘ . http_build_query($params)); ???//解析参数 ???//设置超时时间 ???curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 60); ???curl_setopt($ch, CURLOPT_TIMEOUT, 60); ???//如果是https协议，取消检测SSL证书 ???if (stripos($url, "https://") !== FALSE) { ???????curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); ???????curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); ???????//CURL_SSLVERSION_TLSv1 ???????curl_setopt($ch, CURLOPT_SSLVERSION, 1); ???} ???//判断是否设置请求头 ???if (count($header) >= 1) { ???????curl_setopt($ch, CURLOPT_HTTPHEADER, $header); ???} ???//通过POST方式提交 ???if ($method == "POST") { ???????curl_setopt($ch, CURLOPT_POST, true); ???????curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($params)); ???} ???$data = curl_exec($ch); ???//执行curl操作 ???curl_close($ch); ???//关闭curl操作 ???return $data;}/*$header = [‘User-Agent:Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1.6) Gecko/20091201 Firefox/3.5.6‘,‘Accept-Language:zh-CN,zh,q=0.8‘];*/$url = "http://xxx.com";$header[] = ‘User-Agent:Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1.6) Gecko/20091201 Firefox/3.5.6‘;$header[] = ‘Accept-Language:zh-CN,zh,q=0.8‘;//参数$vars = [‘a‘ => 1, ‘b‘ => ‘lo‘];$res = curl($url, ‘GET‘, $vars, $header);var_dump($res);