is-html-attribute-closing

Is a character on a given index a closing of an HTML attribute?

Install

This package is pure ESM. If you're not ready yet, install an older version of this program, 2.3.0 (npm i is-html-attribute-closing@2.3.0).

npm i is-html-attribute-closing

Quick Take

import { strict as assert } from "node:assert";

import { isAttrClosing } from "is-html-attribute-closing";

const str = '<a href="zzz" target="_blank" style="color: black;">';

// <a href="zzz" target="_blank" ...
//                      ^
//                  index 21

// <a href="zzz" target="_blank" ...
//                             ^
//                         index 28

assert.equal(
  isAttrClosing(
    str, // reference string
    21, // known opening (or in absence of a quote, a start of a value)
    28, // we ask, is this a closing on the attribute?
  ),
  true, // the answer
);

Documentation

Please visit codsen.com for a full description of the API. If you’re looking for the Changelog, it’s here.

Contributing

To report bugs or request features or assistance, raise an issue on GitHub.

Licence

MIT License

Copyright 2010-2026 Roy Revelt and other contributors