file_get_contents第二波！正则匹配很欢乐解决思路

file_get_contents第二波！正则匹配很欢乐
问题是这样的 file_get_contents 出来的内容是这样

.....

json

.....

ajax

....

php
/
mysql


我想得到的结果是

PHP code

<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->array("json","ajax","php+mysql");

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PHP code

$s = <a href="artist/001">json</a>.....<span class="singer" style="width: 95px;"><a href="artist/002">ajax</a></span>....<span class="singer" style="width: 95px;"><a href="artist/003">php</a><span>/</span><a href="artist/004">mysql</a></span>TXT;preg_match_all("/<span.>(.+)", $s, $r);print_r($r[1]);<br><font color="#e78608">------解决方案--------------------</font><br><dl class="code">PHP code<pre class="brush:php;toolbar:false"> $s=<a href="artist/001">json</a>.....<span class="singer" style="width: 95px;"><a href="artist/002">ajax</a></span><span class="aa" style="width: 95px;"><a href="artist/002">ajax</a></span>....<span class="singer" style="width: 95px;"><a href="artist/003">php</a><span>/</span><a href="artist/004">mysql</a></span>html; $s= str_replace('<span>/</span>','',$s);preg_match_all('/<span class="singer">]*>(.*)/isU',$s,$m);foreach($m[1] as $v){    $v=preg_replace('/]+>/','',$v,-1,$count);    if($count>2) $arr[]=join('+',preg_split("/[\r\n]+/",$v,-1,PREG_SPLIT_NO_EMPTY));    else              $arr[]=trim($v);    }print_r($arr);<div class="clear">
                 
              
              
        
            </div></span>

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