is-string
Advanced tools
- Version published
- Maintainers
- 1
- Weekly downloads
- 27,258,134
- increased by7.12%
Weekly downloads
Changelog
Readme
is-string 
Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Example
var isString = require('is-string');
var assert = require('assert');
assert.notOk(isString(undefined));
assert.notOk(isString(null));
assert.notOk(isString(false));
assert.notOk(isString(true));
assert.notOk(isString(function () {}));
assert.notOk(isString([]));
assert.notOk(isString({}));
assert.notOk(isString(/a/g));
assert.notOk(isString(new RegExp('a', 'g')));
assert.notOk(isString(new Date()));
assert.notOk(isString(42));
assert.notOk(isString(NaN));
assert.notOk(isString(Infinity));
assert.notOk(isString(new Number(42)));
assert.ok(isString('foo'));
assert.ok(isString(Object('foo')));
Tests
Simply clone the repo, npm install, and run npm test
FAQs
Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
The npm package is-string receives a total of 22,081,400 weekly downloads. As such, is-string popularity was classified as popular.
We found that is-string demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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