Question

What is an entity in reference to XML.

Answer 1

XML entity references. There are two additional ways in XML documents toreference characters: a numeric character reference refers to a character. an entity reference refers to a series of characters.

Answer 2

There are two parts to entities
.
An entity declaration is created by using the <!ENTITY name "value"> syntax in a document type definition or XML schema.

Secondly, the name defined in the entity declaration is subsequently used in the XML.

When used in the XML, it is called an entity reference.