HTML DOM Document doctype
Example
Get the doctype name of an HTML document:
const doctypeObj = document.doctype.name;
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Description
The doctype property returns a document's doctype (as a DocumentType object).
The doctype property returns null if the document has no doctype.
The doctype property is read-only.
The doctype.name property returns the name of the doctype.
See Also:
Syntax
document.doctype
Return Value
| Type | Description |
| Object | A DocumentType object. |
Browser Support
document.doctype is a DOM Level 1 (1998) feature.
It is fully supported in all browsers:
| Chrome | Edge | Firefox | Safari | Opera | IE |
| Yes | Yes | Yes | Yes | Yes | 9-11 |
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