is-string Version Badge

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

Example

```js 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