``` <?php /** * 正则获取页面title * 自带判断https/http * @author 无邪<m13883121541@163.com> * @return array('title'=>title,'url'=>url) 一个关联数组，包含title,url */ function curlGetTitle($url=""){ if(!$url)return 'url为空'; $curl = curl_init(); curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); curl_setopt($curl, CURLOPT_TIMEOUT, 500); preg_match("/^(http:\/\/|https:\/\/).*$/",$url,$match); if($match['1']!='https://' && $match[1]!='http://'){ return '这不是一个链接'; } //判断https加ssl验证 ,不验证ssl if($match[1]=='https://'){ curl_setopt($curl, CURLOPT_FOLLOWLOCATION,1); curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); } curl_setopt($curl, CURLOPT_URL, $url); $data = curl_exec($curl); // curl_error(); curl_close($curl); $pos = strpos($data,'utf-8'); if($pos===false){$data = iconv("gbk","utf-8",$data);} preg_match("/<title>(.*)<\/title>/i",$data, $title); if(empty($title) || !isset($title)){ // title为空 return '该页面没有title！'; } $res = array('title'=>$title[1],'url'=>$url); return $res; } $url = 'https://baidu.com'; var_dump(curlGetTitle($url)); ```