is-number-object

is-number-object

Is this value a JS Number object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Example

var isNumber = require('is-number-object');
var assert = require('assert');

assert.notOk(isNumber(undefined));
assert.notOk(isNumber(null));
assert.notOk(isNumber(false));
assert.notOk(isNumber(true));
assert.notOk(isNumber('foo'));
assert.notOk(isNumber(function () {}));
assert.notOk(isNumber([]));
assert.notOk(isNumber({}));
assert.notOk(isNumber(/a/g));
assert.notOk(isNumber(new RegExp('a', 'g')));
assert.notOk(isNumber(new Date()));

assert.ok(isNumber(42));
assert.ok(isNumber(NaN));
assert.ok(isNumber(Infinity));
assert.ok(isNumber(new Number(42)));

Tests

Simply clone the repo, npm install, and run npm test

Changelog

v1.0.7 - 2022-04-01

Commits

• [actions] reuse common workflows 8f9a1b0
• [meta] better eccheck command 9dc8dff
• [Dev Deps] update eslint, @ljharb/eslint-config, core-js, safe-publish-latest, tape c50ecbf
• [actions] update codecov uploader f1a2560
• [Dev Deps] update eslint, @ljharb/eslint-config, aud, core-js, tape 4b06ace
• [Dev Deps] update eslint, @ljharb/eslint-config, auto-changelog, core-js, tape 3dc0e8b
• [meta] add bugs/homepage package.json fields d7e0bcf