@stackline/is-empty

Check whether a value is "empty".

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Current package version: 1.0.2

Why this package?

@stackline/is-empty is the Stackline-maintained distribution of is-empty@1.2.0. It is an independent continuation of is-empty; original authors and licenses remain credited below.

Compatibility

Installation

npm install @stackline/is-empty

Preserve existing imports and plugin resolution with an npm alias:

npm install is-empty@npm:@stackline/is-empty

Usage and API reference

is-empty

Check whether a value is empty.

Installation

$ npm install @stackline/is-empty
$ npm test

Example

var empty = require('@stackline/is-empty');

empty([]);              // true
empty({});              // true
empty('');              // true
empty(0);               // true
empty(function(){});    // true
empty(null);            // true
empty(undefined);       // true
empty(new Map());       // true
empty(new Set());       // true
empty(new Error());     // true

empty(true);            // false
empty(false);           // false
empty(['a', 'b']);      // false
empty({ a: 'b' });      // false
empty('string');        // false
empty(42);              // false
empty(function(a,b){}); // false
empty(new Map([['key', 'value']])); // false
empty(new Set([1]));    // false
empty(new Error('fail'))// false

API

isEmpty(value)

Check whether value is empty.

License

MIT

Credits and original authors

• Original project: is-empty.
• Stackline maintenance: Alexandro Paixao Marques and Stackline contributors.

Original copyright, license notices and contributor acknowledgements remain part of this distribution. Stackline maintenance does not replace authorship of the original work.

Community and Links

• Stackline website
• GitHub projects
• npm packages
• Reddit community — r/Stackline
• Maintainer LinkedIn

Use this repository's issue tracker for reproducible bugs and feature requests. Join r/Stackline for examples, usage questions and release discussions.