23-1 当当商品搜索结果信息 - 图1

抓取的结果信息包含：

  • 商品名字
  • 商品链接
  • 商品价格
  • 电子商品价格
  • 作者
  • 评论数
  • 简介

    结果示例图：

    23-1 当当商品搜索结果信息 - 图2

    模板：

    1. {"_id":"dangdang-sousuo","startUrl":
    2. ["http://search.dangdang.com/?key=%D7%AC%C7%AE&act=input&page_index=[1-5]"],"selectors":[{"id":"info","type":"SelectorElement","parentSelectors":
    3. ["_root"],"selector":".bigimg li","multiple":true,"delay":0},{"id":"name","type":"SelectorLink","parentSelectors":
    4. ["info"],"selector":".name a","multiple":false,"delay":0},{"id":"price","type":"SelectorText","parentSelectors":["info"],"selector":"span.search_now_price","multiple":false,"regex":"","delay":0},{"id":"dianzi-price","type":"SelectorText","parentSelectors":["info"],"selector":"i","multiple":false,"regex":"","delay":0},{"id":"author","type":"SelectorText","parentSelectors":["info"],"selector":"p.search_book_author","multiple":false,"regex":"","delay":0},{"id":"comments","type":"SelectorText","parentSelectors":["info"],"selector":"a.search_comment_num","multiple":false,"regex":"","delay":0},{"id":"recommend","type":"SelectorText","parentSelectors":["info"],"selector":"p.detail","multiple":false,"regex":"","delay":0}]}

    模板套用步骤：

    （1）进入需要抓取的商品搜索结果页面，例如：http://search.dangdang.com/?key=%D7%AC%C7%AE&act=input
    （2）导入模板
    （3）替换 Start URL为要抓取的网页链接，（抓取多页需修改 Start URL 里的页码数）
    （4）开始抓取