The TreeWalker.lastChild() method moves the current Node to the last visible child of the current node, and returns the found child. It also moves the current node to this child. If no such child exists, returns null and the current node is not changed.
TreeWalker.lastChild()
Syntax
lastChild()
Return value
A Node object or null.
Examples
var treeWalker = document.createTreeWalker( document.body, NodeFilter.SHOW_ELEMENT, { acceptNode: function(node) { return NodeFilter.FILTER_ACCEPT; } } ); var node = treeWalker.lastChild(); // returns the last visible child of the root element
Specifications
| Specification |
|---|
| DOM Standard # dom-treewalker-lastchild |
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
lastChild |
1
|
12
|
4
|
9
|
9
|
3
|
3
|
18
|
4
|
10.1
|
3
|
1.0
|
See also
- The
TreeWalkerinterface it belongs to.
© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/TreeWalker/lastChild
