---
title: createAttributeNS
framework: WebKit JS
role: symbol
role_heading: Instance Method
platforms: [Safari Desktop 10.0+, Safari Mobile 10.0+]
path: webkitjs/document/1628971-createattributens
---

# createAttributeNS

## Declaration

```data
Attr createAttributeNS(
    DOMString? namespaceURI, 
    DOMString qualifiedName
);
```