Basic XML

Introduction:

· XML -- eXtendable Markup Language.

· It is a Case Sensitive.

· It is a Tag Code.

· Easily, it understands by Machine and Human.

· Storing and Retrieving data.

· All elements can have text content and attributes

XML Code likes this

<FirstName></FirstName>

   Structure of XML:

Root Element:

              It is a Parent Element of all Elements.

ATTRIBUTES:

             Additional information about an element.

ELEMENTS:

              It can be extended and carry more information.

              It can have attributes.

TEXT:

              Value of Every Element. User can Read, Write and Modify.

Create XML file in C#.Net:

Declare a namespace for XML

using System.Xml;

using System.IO;

User can create XML file using XMLWriter.

XML File created in the D Driver.

Read XML File Data:

  User can read XML file in two ways.

1)     Using XMLReader

2)     Using SelectSingleNode

1)     UsingXMLReader:

              User wants to read all elements in the XML File using XMLReader.

Now, we go to Coding Section.

Using XMLTextReader: