Node.lookupPrefix()
The Node.lookupPrefix() method returns a DOMString containing the prefix for a given namespace URI, if present, and null if not. When multiple prefixes are possible, the result is implementation-dependent.
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
lookupPrefix |
1 |
12 |
1 |
9 |
≤12.1 |
3 |
1 |
18 |
4 |
≤12.1 |
1 |
1.0 |
See also
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https://developer.mozilla.org/en-US/docs/Web/API/Node/lookupPrefix