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.containsNode() method indicates if the node is part of the selection.
sel.containsNode(aNode,aPartlyContained)
aNodeaPartlyContainedtrue, containsNode() returns true when a part of the node is part of the selection.false, containsNode() only returns true when the entire node is part of the selection./* Check to see if anything inside the body element is selected */ console.log(window.getSelection().containsNode(document.body, true));
| Specification | Status | Comment |
|---|---|---|
| HTML Editing APIs The definition of 'Selection.containsNode' in that specification. | Editor's Draft | Initial definition |
| Selection API The definition of 'Selection.containsNode()' in that specification. | Working Draft | Current |
| Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|---|
| Basic support | ? | (Yes) | 4.0 (2)[1] | ? | ? | ? |
| Feature | Android | Edge | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|
| Basic support | ? | (Yes) | 4.0 (2)[1] | 1.0 | ? | ? | ? |
[1] Before Firefox 35, the method didn't throw if aNode was null.
Selection, the interface it belongs to.
© 2005–2017 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/Selection/containsNode