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DocumentFragment.prepend()

The DocumentFragment.prepend() method inserts a set of Node objects or DOMString objects before the first child of the document fragment. DOMString objects are inserted as equivalent Text nodes.

This method prepends a child to a DocumentFragment. To prepend to an arbitrary element in the tree, see Element.prepend().

Syntax

prepend(...nodesOrDOMStrings)

Parameters

nodesOrDOMStrings

A set of Node or DOMString objects to insert.

Exceptions

HierarchyRequestError DOMException

Thrown when the node cannot be inserted at the specified point in the hierarchy.

Examples

Prepending an element to a document fragment

let fragment = new DocumentFragment();
let div = document.createElement("div");
let p = document.createElement("p");
fragment.append(p);
fragment.prepend(div);

fragment.children; // HTMLCollection [<div>, <p>]

Specifications

Specification
DOM Standard
# ref-for-dom-parentnode-prepend①

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
prepend
54
17
49
No
41
10
54
54
49
41
10
6.0

See also

© 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/DocumentFragment/prepend

Name Web APIs
Version
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Last Updated 2022-04-27T09:33:08Z