PHP cURL初始化和执行方法入门级代码
这个是采集基础,最好熟悉一下
$ch=curl_init(); #设定url和把结果返回,是否返回头部 curl_setopt($ch,CURLOPT_URL,'http://www.baidu.com/'); curl_setopt($ch,CURLOPT_RETURNTRANSFER,1); curl_setopt($this->ch,CURLOPT_HEADER,1); #cookie文件设定 curl_setopt($this->ch,CURLOPT_COOKIEJAR,$cookie_file); curl_setopt($this->ch,CURLOPT_COOKIEFILE,$cookie_file); #额外头部 curl_setopt($this->ch,CURLOPT_HTTPHEADER,array('User-Agent:Mozilla/5.0')); #设定post curl_setopt($ch,CURLOPT_POST,1); curl_setopt($ch,CURLOPT_POSTFIELDS,$poststring); #连接、执行过期时间 curl_setopt($this->ch,CURLOPT_CONNECTTIMEOUT,5); curl_setopt($this->ch,CURLOPT_TIMEOUT,30); #是否跟随301302 curl_setopt($this->ch,CURLOPT_FOLLOWLOCATION,1); curl_setopt($this->ch,CURLOPT_MAXREDIRS,10); #refer curl_setopt($this->ch,CURLOPT_REFERER,$refer); #http版本和端口重用设置 curl_setopt($this->ch,CURLOPT_HTTP_VERSION,CURL_HTTP_VERSION_1_1); curl_setopt($this->ch,CURLOPT_FORBID_REUSE,1); #支持https curl_setopt($this->ch,CURLOPT_SSL_VERIFYPEER,0); curl_setopt($this->ch,CURLOPT_SSL_VERIFYHOST,0); #如果需要进行毫秒超时,需要增加: curl_setopt($this->ch,CURLOPT_NOSIGNAL,1); #执行 $response=curl_exec($ch); if(curl_errno($ch)){ curl_error($ch); exit(); } curl_close($ch);