example xpath

XPath is a major element in the XSLT standard.XPath can be used to navigate through elements and attributes in an XML document.

• XPath stands for XML Path Language
• It uses path like syntax to identify and navigate nodes in an XML document
• XPath contains over 200 built-in functions

• XPath uses path expressions to select nodes or node-sets in an XML document.
• It’s format for storing and exchanging data.
• As I Said above it includes over 200 built-in functions.
• There are functions for string values, numeric values, booleans, date and time comparison, node manipulation, sequence manipulation, and much more.

Example 1

	<item>
    <product>Onions</product>
    <quantity>11</quantity>
    <price>0.44</price>
</item>
	

			
	
			

		
	

Example 2

	<?xml version="1.0" encoding="UTF-8"?>
<posts>
  <post category="python">
    <title>Python Syntax</title>
    <published>2022-01-01T11:11:11+11:33</published>
  </post>
  <post category="javascript">
    <title>JavaScript Plus Operator</title>
    <published>2022-01-01T18:18:18+18:22</published>
  </post>
  <post category="ruby">
    <title>Ruby TypeOf</title>
    <published>2021-11-11T13:13:13+13:22</published>
  </post>
</posts>
	

			
	
			

		
	

Load an XML Document

	var xmlhttp = new XMLHttpRequest();
	

			
	
			

		
	

Select all the post title

	/posts/post/title
	

			
	
			

		
	

Select title of the first post

	/posts/post[1]/title
	

			
	
			

		
	

Get all the post Published Date

	/posts/post/published