This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The startOffset property of the StaticRange interface returns the offset into the start node of the range's start position.
var startOffset = staticRange.startOffset staticRange.startOffset = startOffset
An unsigned long integer.
| Specification | Status | Comment |
|---|---|---|
| DOM The definition of 'startOffset' in that specification. | Living Standard | |
| Static Range The definition of 'startOffset' in that specification. | Editor's Draft | Initial definition. |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 60 | ? | ? | ? | 47 | 10.1 |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | 60 | 60 | ? | ? | 47 | 10.1 | ? |
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https://developer.mozilla.org/en-US/docs/Web/API/StaticRange/startOffset