太平洋电脑网

正在阅读：火车采集器XPath提取教程火车采集器XPath提取教程

XPath是一门在HTML/XML文档中查找信息的语言。 XPath使用路径表达式在XML文档中进行导航,可以通过FireFoxfirebug或者Chrome开发者工具 ...
中关村在线

XPath Helper使用指南

XPath Helper是一款浏览器插件，可帮助用户定位和提取网页元素，支持元素定位与编辑。本文将介绍该插件的安装方法及如何 ...
Ars Technica

Help with Xpath - get an attribute if another exists, and combing results

Hello,<BR><BR>I'm trying to parse out google reader XML with xpath. I have a few questions.<BR><BR>The results the google reader XML are not nested, so they are ...
Ars Technica

Range queries in XPath

How are range queries (that specify both ends of the range) represented in XPath?<BR><pre class="ip-ubbcode-code-pre">/element//another_element[@attribute > 5] </pre ...