Charcode-is-valid-xml-name-character NPM | npm.io

3.0.12 • Published 4 months ago

Install

Weekly downloads

8

License

MIT

Repository

Last release

4 months ago

Install

This package is pure ESM. If you're not ready yet, install an older version of this program, 1.13.0 (npm i charcode-is-valid-xml-name-character@1.13.0).

npm i charcode-is-valid-xml-name-character

Quick Take

import { strict as assert } from "assert";

import {
  isProduction4,
  isProduction4a,
  validFirstChar,
  validSecondCharOnwards,
} from "charcode-is-valid-xml-name-character";

// Spec: https://www.w3.org/TR/REC-xml/#NT-NameStartChar

assert.equal(isProduction4("Z"), true);
assert.equal(isProduction4("?"), false);

assert.equal(isProduction4a("?"), false);
assert.equal(isProduction4a("-"), true);

assert.equal(validFirstChar("a"), true);
assert.equal(validFirstChar("1"), false);

assert.equal(validSecondCharOnwards("a"), true);
assert.equal(validSecondCharOnwards("?"), false);

Documentation

Please visit codsen.com for a full description of the API.

Contributing

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

Licence

MIT License.

Copyright © 2010-2025 Roy Revelt and other contributors.

4 4a HTML XHTML character element letter name production regex requirement satisfies spec valid xml

ranges-is-index-within

@everything-registry/sub-chunk-1313

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