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has-keys's Introduction

has-keys NPM version

Returns true if the given object has all of the specified keys.

Install

Install with npm

$ npm i has-keys --save

Usage

var hasKeys = require('has-keys');

var obj = {a: 'a', b: 'b', c: 'c'};

hasKeys(obj, 'a');
//=> true

hasKeys(obj, ['a', 'b']);
//=> true

hasKeys(obj, ['a', 'b', 'c']);
//=> true

hasKeys(obj, ['a', 'b', 'c', 'd']);
//=> false

Related projects

  • get-value: Use property paths (a.b.c) to get a nested value from an object.
  • has-any: Returns true if an object has any of the specified keys.
  • has-value: Returns true if a value exists, false if empty. Works with deeply nested values using… more
  • has-any-deep: Return true if key exists deeply on the given object.
  • has-own-deep: Returns true if an object has an own, nested property using dot notation paths ('a.b.c').

Running tests

Install dev dependencies:

$ npm i -d && npm test

Contributing

Pull requests and stars are always welcome. For bugs and feature requests, please create an issue

Author

Jon Schlinkert

License

Copyright © 2015 Jon Schlinkert Released under the MIT license.


This file was generated by verb-cli on June 02, 2015.

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