php+phpquery简易爬虫抓取京东商品分类

下面是脚本之家 jb51.cc 通过网络收集整理的代码片段。

脚本之家小编现在分享给大家，也给大家做个参考。

<?php
/*
 * Created on 2015-1-29
 *
 * To change the template for this generated file go to
 * Window - Preferences - PHPeclipse - PHP - Code Templates
 */
header("Content-type:text/html; charset=utf-8");
function getPage( $url )
{
  $cnt = file_get_contents($url);
  return mb_convert_encoding($cnt,"UTF-8","GBK");
}
include 'phpQuery/phpQuery.php'; 
$url = 'http://www.jd.com/allSort.aspx';
$page = getPage($url);
//phpQuery::newDocumentHTML($page);
phpQuery::newDocumentFile($url);
$firstCate = pq('#allsort .m');
$id = 0;
foreach($firstCate as $first){
  $id ++;
  $topcate = pq($first)->find(".mt a");
  //echo "**************************" . $topcate->text() . "**************************************</br>";
  echo $id . "#";
  foreach($topcate as $top){
    echo pq($top)->text() . "#" . "< a href='" .pq($top)->attr("href") . "' target='_blank'>" . pq($top)->text() ."< /a>、";
  }
  echo "#0#1</br>";
  $companies = pq($first)->find(".mc dl");
  $parent_id = $id;
  foreach($companies as $company)
  {  
    $id++;
    $sparent_id = $id;
     echo "  " . $id . "#" .pq($company)->find('dt')->text() . "#" .  "< a href='" . pq($company)->find('dt a')->attr("href") . "' target='_blank'>" . pq($company)->find('dt')->text() ."< /a>#" . $parent_id ."#2<br>"; 
     $cate = pq($company)->find('dd em a');
     foreach($cate as $detail) {
       $id++;
       echo "	" .  $id . "#" .pq($detail)->text() . "#" . "< a href='". pq($detail)->attr("href") . "' target='_blank'>" . pq($detail)->text() ."< /a>#" . $sparent_id . "#3<br>"; 
     }
  }  
}
?>

以上是脚本之家(jb51.cc)为你收集整理的全部代码内容，希望文章能够帮你解决所遇到的程序开发问题。

如果觉得脚本之家网站内容还不错，欢迎将脚本之家网站推荐给程序员好友。

（编辑：安卓应用网）

【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容!