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for-in

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for-in

Iterate over the own and inherited enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`. JavaScript/Node.js

    1.0.2latest

Version published
Maintainers
2
Weekly downloads
21,516,896
decreased by-1.54%

Weekly downloads

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for-in NPM version NPM monthly downloads NPM total downloads Linux Build Status

Iterate over the own and inherited enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning false. JavaScript/Node.js

Install

Install with npm:

$ npm install --save for-in

Usage

var forIn = require('for-in'); var obj = {a: 'foo', b: 'bar', c: 'baz'}; var values = []; var keys = []; forIn(obj, function (value, key, o) { keys.push(key); values.push(value); }); console.log(keys); //=> ['a', 'b', 'c']; console.log(values); //=> ['foo', 'bar', 'baz'];

About

  • arr-flatten: Recursively flatten an array or arrays. This is the fastest implementation of array flatten. | homepage
  • collection-map: Returns an array of mapped values from an array or object. | homepage
  • for-own: Iterate over the own enumerable properties of an object, and return an object with properties… more | homepage

Contributing

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

Contributors

CommitsContributor
16jonschlinkert
2paulirish

Building docs

(This project's readme.md is generated by verb, please don't edit the readme directly. Any changes to the readme must be made in the .verb.md readme template.)

To generate the readme, run the following command:

$ npm install -g verbose/verb#dev verb-generate-readme && verb

Running tests

Running and reviewing unit tests is a great way to get familiarized with a library and its API. You can install dependencies and run tests with the following command:

$ npm install && npm test

Author

Jon Schlinkert

License

Copyright © 2017, Jon Schlinkert. Released under the MIT License.


This file was generated by verb-generate-readme, v0.4.2, on February 28, 2017.

Keywords

FAQs

What is for-in?

Iterate over the own and inherited enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`. JavaScript/Node.js

Is for-in popular?

The npm package for-in receives a total of 17,372,669 weekly downloads. As such, for-in popularity was classified as popular.

Is for-in well maintained?

We found that for-in demonstrated a not healthy version release cadence and project activity. It has 2 open source maintainers collaborating on the project.

Last updated on 28 Feb 2017
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