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Element: closest() method - Web APIs | MDN
Element: closest() method Baseline Widely available
The closest()
method of the Element
interface traverses the element and its parents (heading toward the document root) until it finds a node that matches the specified CSS selector .
The closest ancestor Element
or itself, which matches the selectors
. If there are no such element, null
.
SyntaxError
DOMException
Thrown if the selectors
is not a valid CSS selector.
<article>
<div id="div-01">
Here is div-01
<div id="div-02">
Here is div-02
<div id="div-03">Here is div-03</div>
</div>
</div>
</article>
const el = document.getElementById("div-03");
// the closest ancestor with the id of "div-02"
console.log(el.closest("#div-02")); // <div id="div-02">
// the closest ancestor which is a div in a div
console.log(el.closest("div div")); // <div id="div-03">
// the closest ancestor which is a div and has a parent article
console.log(el.closest("article > div")); // <div id="div-01">
// the closest ancestor which is not a div
console.log(el.closest(":not(div)")); // <article>
In Edge 15-18 document.createElement(tagName).closest(tagName)
will
return null
if the element is not first connected (directly or
indirectly) to the context object, for example the Document
object in
the case of the normal DOM.