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.
Selection.containsNode() method indicates if the node is part of the selection.
- The node that is being looked for whether it is part of the selection
truewhen a part of the node is part of the selection.
truewhen 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));
|HTML Editing APIs
The definition of 'Selection.containsNode' in that specification.
|Editor's Draft||Initial definition|
The definition of 'Selection.containsNode()' in that specification.
|Feature||Chrome||Edge||Firefox (Gecko)||Internet Explorer||Opera||Safari (WebKit)|
|Basic support||?||(Yes)||4.0 (2)||?||?||?|
|Feature||Android||Edge||Firefox Mobile (Gecko)||Firefox OS||IE Mobile||Opera Mobile||Safari Mobile|
|Basic support||?||(Yes)||4.0 (2)||1.0||?||?||?|
 Before Firefox 35, the method didn't throw if
Selection, the interface it belongs to.