forked from lix-project/lix-website
.. | ||
.github | ||
test | ||
.editorconfig | ||
.eslintrc | ||
.nycrc | ||
CHANGELOG.md | ||
index.d.ts | ||
index.js | ||
LICENSE | ||
package.json | ||
README.md | ||
tsconfig.json |
is-negative-zero ![Version Badge](https://versionbadg.es/inspect-js/is-negative-zero.svg)
Is this value negative zero? === will lie to you.
Example
var isNegativeZero = require('is-negative-zero');
var assert = require('assert');
assert.notOk(isNegativeZero(undefined));
assert.notOk(isNegativeZero(null));
assert.notOk(isNegativeZero(false));
assert.notOk(isNegativeZero(true));
assert.notOk(isNegativeZero(0));
assert.notOk(isNegativeZero(42));
assert.notOk(isNegativeZero(Infinity));
assert.notOk(isNegativeZero(-Infinity));
assert.notOk(isNegativeZero(NaN));
assert.notOk(isNegativeZero('foo'));
assert.notOk(isNegativeZero(function () {}));
assert.notOk(isNegativeZero([]));
assert.notOk(isNegativeZero({}));
assert.ok(isNegativeZero(-0));
Tests
Simply clone the repo, npm install
, and run npm test