---
title: documentIncludeContentTypeDeclaration
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/xmlnode/options/documentincludecontenttypedeclaration
---

# documentIncludeContentTypeDeclaration

Includes a content type declaration for HTML or XHTML in the output of the document.

## Declaration

```swift
static var documentIncludeContentTypeDeclaration: XMLNode.Options { get }
```

## Discussion

Discussion (Output)

## See Also

### Constants

- [documentTidyHTML](foundation/xmlnode/options/documenttidyhtml.md)
- [documentTidyXML](foundation/xmlnode/options/documenttidyxml.md)
- [documentValidate](foundation/xmlnode/options/documentvalidate.md)
- [documentXInclude](foundation/xmlnode/options/documentxinclude.md)