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Homephp教程php手册php正则表达式获取内容所有链接

这篇文章主要介绍了php正则表达式获取内容所有链接的相关资料,需要的朋友可以参考下

方法一:

function get_all_url($code){ preg_match_all('/"' ]+)["|']?s*[^>]*>([^>]+)/i',$code,$arr); return array('name'=>$arr[2],'url'=>$arr[1]); }

方法二:

/** * date 2015-07-24 **/ $site=substr($url,0,strpos($url,"http://www.jb51.net/",8));//站点 $base=substr($url,0,strrpos($url,"http://www.jb51.net/")+1);//文件所在目录 $fp = fopen($url, "r" );//打开url while(!feof($fp))$contents.=fread($fp,1024);// $pattern="|href=['"]?([^ '"]+)['" ]|u"; preg_match_all($pattern,$contents, $regarr, preg_set_order);//匹配所有href= for($i=0;$i";//根目录 else echo "link".($i+1).":".$base.$regarr[$i][1]."
";//当前目录 else echo "link".($i+1).":".$regarr[$i][1]."
";//相对路径 } fclose($fp);

以上所述就是本文的全部内容了,,希望大家能够喜欢。

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