---
title: getElementsByTagNameNS
framework: WebKit JS
role: symbol
role_heading: Instance Method
platforms: [Safari Desktop 3.0+, Safari Mobile 1.0+]
path: webkitjs/document/1629426-getelementsbytagnamens
---

# getElementsByTagNameNS

## Declaration

```data
HTMLCollection getElementsByTagNameNS(
    DOMString? namespaceURI, 
    DOMString localName
);
```