XPath Data Type
XPath can be divided into four data types:
Node-set)
A node set is a set of nodes that meet the conditions returned by path matching. Other types of data cannot be converted to a node set.
Boolean)
The condition matching value
XPath Introduction
XPath is a W3C standard. It is designed to locate nodes in the xml1.0 or xml1.1 document node tree. Currently, xpath1.0 and xpath2.0 are available. Xpath1.0 became the W3C standard in 1999, while xpath2.0 standard was established
XPath data type
XPath can be divided into four types of data:
Node Set (node-set)
A node set is a set of nodes that match the criteria returned by a path. Other types of data cannot be converted to node sets.
Boolean Value (Boolean)
A conditional
Htmlagilitypackage is used in recent development, so keep a record of XPath-related knowledge! Introduction to XPathXPath is a language that looks for information in an XML document. XPath can be used to traverse elements and attributes in an XML
After converting an XML or HTML document into a DOM tree structure, how can we locate a specific node? XPath enables this function to navigate through the path and attributes of nodes in the DOM tree. Through the XPath path expression, you can
First, select the nodeCommon Road-strength Expressions:
An expression
Describe
Instance
NodeName
Select all child nodes of the NodeName node
XPath ('//div ')
All child nodes of a div node
First, select the nodeCommon Road-strength Expressions:
An expression
Describe
Instance
NodeName
Select all child nodes of the NodeName node
XPath ('//div ')
All child nodes of a div node
In selenium automation, if the ID, class, name, etc General Locator cannot find the element, the XPath is used to find the element on the Web page.This time I will explain from the following three aspects:1. What is XPath2. Use of XPath syntax3. Use
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