XML ExternalParameterEntityDecl

The ExternalParameterEntityDecl element represents a parameter entity definition where the entity definition is contained externally to the current message. It is a named element and has a child of type SystemId. It can also have a child of type PublicId. The name of the entity does not include the percent sign %. In XML an external parameter entity declaration takes the form:

    <!ENTITY % bookDef SYSTEM "BOOKDEF.DTD">

This represents an ExternalParameterEntityDecl element of name bookDef with a single child of type SystemId with a string value of BOOKDEF.DTD.

Related concepts
Message flows overview
Related tasks
Developing message flows
Related reference
XML document type declaration
XML DocTypeDecl
XML PublicId
XML SystemId
XML NotationDecl
XML entities
XML DTD example