.. | ||
.github | ||
test | ||
.eslintrc | ||
.travis.yml | ||
CHANGELOG.md | ||
index.js | ||
LICENSE | ||
package.json | ||
README.md |
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