Routines (alphabetical) > Object Classes > File Format Object Classes > IDLffXMLSAX::StartPrefixmapping

# IDLffXMLSAX::StartPrefixmapping

Syntax | Arguments | Keywords | Version History

The IDLffXMLSAX::StartPrefixMapping procedure method is called when the parser detects the beginning of a namespace declaration.

## Syntax

Obj->[IDLffXMLSAX::]StartPrefixmapping, Prefix, URI

## Arguments

### Prefix

A string containing the prefix, which is being mapped. If the variable specified by Prefix contains an empty string, the mapping is for the default element namespace.

### URI

A string containing the URI of the prefix namespace.

## Keywords

None

## Version History

5.6 | Introduced