php获取淘宝分类id示例

$url="http://list.taobao.com/browse/cat-0.htm";
 $html=file_get_contents($url);
 echo"<metacharset="UTF-8">";
 $pattern="/\<a\s+href\=\"http\:\/\/list\.taobao\.com\/itemlist\/.*?\&cat\=([0-9]+)\"\s+target\=\"\_blank\"\>(.*?)\<\/a\>/";
 preg_match_all($pattern,$html,$array,PREG_SET_ORDER);
 foreach($arrayas$item){
  echo$item[1]."=>".mb_convert_encoding($item[2],"UTF-8","GB2312");
  echo"<br/>";
 }