Element: append() method
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2018.
The Element.append() method
inserts a set of Node objects or strings after
the last child of the Element. Strings
are inserted as equivalent Text nodes.
Differences from Node.appendChild():
Element.append()allows you to also append strings, whereasNode.appendChild()only acceptsNodeobjects.Element.append()has no return value, whereasNode.appendChild()returns the appendedNodeobject.Element.append()can append several nodes and strings, whereasNode.appendChild()can only append one node.
Syntax
js
append(param1)
append(param1, param2)
append(param1, param2, /* …, */ paramN)
Parameters
param1, …,paramN-
A set of
Nodeobjects or strings to insert.
Return value
None (undefined).
Exceptions
HierarchyRequestErrorDOMException-
Thrown when the node cannot be inserted at the specified point in the hierarchy.
Examples
>Appending an element
js
let div = document.createElement("div");
let p = document.createElement("p");
div.append(p);
console.log(div.childNodes); // NodeList [ <p> ]
Appending text
js
let div = document.createElement("div");
div.append("Some text");
console.log(div.textContent); // "Some text"
Appending an element and text
js
let div = document.createElement("div");
let p = document.createElement("p");
div.append("Some text", p);
console.log(div.childNodes); // NodeList [ #text "Some text", <p> ]
The append method is unscopable
The append() method is not scoped into the with statement.
See Symbol.unscopables for more information.
js
let div = document.createElement("div");
with (div) {
append("foo");
}
// ReferenceError: append is not defined
Specifications
| Specification |
|---|
| DOM> # ref-for-dom-parentnode-append①> |