本文实例讲述了php基于curl实现随机ip地址抓取内容的方法。分享给大家供大家参考，具体如下：

使用php curl 我们可以模仿用户行为，既可以设置我们访问的ip及浏览器信息还可以设置post方式。

curl是一个特别牛逼的东西！~ 居然还可以生成随机的ip来访问，甚至可以让服务器分辨不出真实ip。这个很牛！有人说这个是不算bug的bug。不过有这个功能也给我们带来了很大的方便。

php基于curl实现随机ip访问：

<?php function curl($url,$ifpost = 0, $datafields = '', $cookiefile = '', $v = false){ $ip_long = array( array('607649792', '608174079'), //36.56.0.0-36.63.255.255 array('1038614528', '1039007743'), //61.232.0.0-61.237.255.255 array('1783627776', '1784676351'), //106.80.0.0-106.95.255.255 array('2035023872', '2035154943'), //121.76.0.0-121.77.255.255 array('2078801920', '2079064063'), //123.232.0.0-123.235.255.255 array('-1950089216', '-1948778497'), //139.196.0.0-139.215.255.255 array('-1425539072', '-1425014785'), //171.8.0.0-171.15.255.255 array('-1236271104', '-1235419137'), //182.80.0.0-182.92.255.255 array('-770113536', '-768606209'), //210.25.0.0-210.47.255.255 array('-569376768', '-564133889'), //222.16.0.0-222.95.255.255 ); $rand_key = mt_rand(0, 9); $ip= long2ip(mt_rand($ip_long[$rand_key][0], $ip_long[$rand_key][1])); $header = array("Connection: Keep-Alive","Accept: text/html, application/xhtml+xml, */*", "Pragma: no-cache", "Accept-Language: zh-Hans-CN,zh-Hans;q=0.8,en-US;q=0.5,en;q=0.3","User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0)",'CLIENT-IP:'.$ip,'X-FORWARDED-FOR:'.$ip); $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_HEADER, $v); curl_setopt($ch, CURLOPT_HTTPHEADER, $header); $ifpost && curl_setopt($ch, CURLOPT_POST, $ifpost); $ifpost && curl_setopt($ch, CURLOPT_POSTFIELDS, $datafields); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); $cookiefile && curl_setopt($ch, CURLOPT_COOKIEFILE, $cookiefile); $cookiefile && curl_setopt($ch, CURLOPT_COOKIEJAR, $cookiefile); curl_setopt($ch,CURLOPT_TIMEOUT,30); //允许执行的最长秒数 $ok = curl_exec($ch); curl_close($ch); unset($ch); return $ok; } print_r(curl("URL")); ?>

希望本文所述对大家PHP程序设计有所帮助。