This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The Selection.collapseToStart() method collapses the selection to the start of the first range in the selection. If the content of the selection is focused and editable, the caret will blink there.
collapseToStart()
None.
None (undefined).
| Specification |
|---|
| Selection API> # dom-selection-collapsetostart> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
collapseToStart |
1 | 12 | 1 | ≤12.1 | 1.3 | 18 | 4 | ≤12.1 | 1 | 1.0 | 4.4 | 1 |
Selection, the interface it belongs to.
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https://developer.mozilla.org/en-US/docs/Web/API/Selection/collapseToStart