The TreeWalker.root
read-only property returns the node that is the root of what the TreeWalker traverses.
root = TreeWalker.root;
var treeWalker = document.createTreeWalker( document.body, NodeFilter.SHOW_ELEMENT, { acceptNode: function(node) { return NodeFilter.FILTER_ACCEPT; } }, false ); root = treeWalker.root; // document.body in this case
Specification | Status | Comment |
---|---|---|
DOM The definition of 'TreeWalker.root' in that specification. | Living Standard | No change from Document Object Model (DOM) Level 2 Traversal and Range Specification |
Document Object Model (DOM) Level 2 Traversal and Range Specification The definition of 'TreeWalker.root' in that specification. | Obsolete | Initial definition. |
Desktop | ||||||
---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
Basic support | 1 | Yes | 4 | 9 | 9 | 3 |
Mobile | |||||||
---|---|---|---|---|---|---|---|
Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
Basic support | 3 | Yes | Yes | 4 | 9 | 3 | ? |
TreeWalker
interface.
© 2005–2018 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/TreeWalker/root