This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The hash property of the HTMLAnchorElement interface is a string containing a "#" followed by the fragment identifier of the <a> element's href. If the URL does not have a fragment identifier, this property contains an empty string, "".
See URL.hash for more information.
A string.
Given this HTML
<a id="myAnchor" href="/en-US/docs/Web/API/HTMLAnchorElement/hash#examples"> Examples </a>
you can get the hash of the anchor like this:
const anchor = document.getElementById("myAnchor");
anchor.hash; // '#examples'
| Specification |
|---|
| HTML> # dom-hyperlink-hash-dev> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
hash |
1 | 12 | 1From Firefox 29 to Firefox 40, the returned value was incorrectly percent-decoded. |
15 | 1 | 18 | 4From Firefox for Android 29 to Firefox for Android 40, the returned value was incorrectly percent-decoded. |
14 | 1 | 1.0 | 4.4 | 1 |
HTMLAnchorElement interface it belongs to.
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https://developer.mozilla.org/en-US/docs/Web/API/HTMLAnchorElement/hash