Shulou(Shulou.com)06/02 Report--

Editor to share with you how the php regular expression to get all the links to the content, I believe that most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's learn about it!

The details are as follows:

Here are two methods for php regular links. They can get all the links to the content and save them to an array. Of course, they can replace all the links.

Method 1, the code is as follows:

Function get_all_url ($code) {

Preg_match_all ('/] * > ([^ >] +)

Return array ('name'= > $arr [2],' url'= > $arr [1])

}

Method 2, the code is as follows:

$site=substr ($url,0,strpos ($url, "/", 8)); / / site

$base=substr ($url,0,strrpos ($url, "/") + 1); / / the directory where the file is located

$fp = fopen ($url, "r"); / / Open url

While (! feof ($fp)) $contents.=fread ($fp,1024)

$pattern= "| href= ['"]? ([^'"] +) ['"] | u "

Preg_match_all ($pattern,$contents, $regarr, preg_set_order); / / matches all href=

For ($iSuppli

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.