This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
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.
sel.collapseToStart()
None.
| Specification | Status | Comment |
|---|---|---|
| HTML Editing APIs The definition of 'Selection.collapseToStart()' in that specification. | Editor's Draft | Initial definition |
| Selection API The definition of 'Selection.collapseToStart()' in that specification. | Working Draft | Current |
| Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|---|
| Basic support | ? | (Yes) | (Yes) | ? | ? | ? |
| Feature | Android | Edge | Firefox Mobile (Gecko) | Firefox OS | IE Phone | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|
| Basic support | ? | (Yes) | (Yes) | 1.0 | ? | ? | ? |
Selection, the interface it belongs to.
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https://developer.mozilla.org/en-US/docs/Web/API/Selection/collapseToStart