This Introductory chapter helps the beginner to get started in XML.
This lesson describes What is XML and what you can do by using it.
XML declaration is optional and it refers to version and encoding of the XML document. This lesson describes XML declaration with examples.
XML syntax is a set of rules that defines the combinations of symbols that are considered to be a correctly structured XML document or fragment.
XML comment tags are completely ignored to display by the browsers. It’s used to insert comments into the source code.