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# parser(_:foundUnparsedEntityDeclarationWithName:publicID:systemID:notationName:)

Sent by a parser object to its delegate when it encounters an unparsed entity declaration.

```
optional func parser(_ parser: XMLParser, foundUnparsedEntityDeclarationWithName name: String, publicID: String?, systemID: String?, notationName: String?)
```

## Parameters

`parser`

An `NSXMLParser` object parsing XML.

`name`

A string that is the name of the unparsed entity in the declaration.

`publicID`

A string specifying the public ID associated with the entity `name`.

`systemID`

A string specifying the system ID associated with the entity `name`.

`notationName`

A string specifying a notation of the declaration of entity `name`.

## See Also

[`parser(_:resolveExternalEntityName:systemID:)`](/documentation/Foundation/XMLParserDelegate/parser(_:resolveExternalEntityName:systemID:))

Sent by a parser object to its delegate when it encounters a given external entity with a specific system ID.


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