# object.defaults [![NPM version](https://img.shields.io/npm/v/object.defaults.svg?style=flat)](https://www.npmjs.com/package/object.defaults) [![NPM monthly downloads](https://img.shields.io/npm/dm/object.defaults.svg?style=flat)](https://npmjs.org/package/object.defaults) [![NPM total downloads](https://img.shields.io/npm/dt/object.defaults.svg?style=flat)](https://npmjs.org/package/object.defaults) [![Linux Build Status](https://img.shields.io/travis/jonschlinkert/object.defaults.svg?style=flat&label=Travis)](https://travis-ci.org/jonschlinkert/object.defaults) > Like `extend` but only copies missing properties/values to the target object. ## Install Install with [npm](https://www.npmjs.com/): ```sh $ npm install --save object.defaults ``` Install with [bower](https://bower.io/) ```sh $ bower install object.defaults --save ``` ## Usage ```js var defaults = require('object.defaults'); var obj = {a: 'c'}; defaults(obj, {a: 'bbb', d: 'c'}); console.log(obj); //=> {a: 'c', d: 'c'} ``` Or immutable defaulting: ```js var defaults = require('object.defaults/immutable'); var obj = {a: 'c'}; var defaulted = defaults(obj, {a: 'bbb', d: 'c'}); console.log(obj !== defaulted); //=> true ``` ## About ### Contributing Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](../../issues/new). ### Contributors | **Commits** | **Contributor** | | --- | --- | | 16 | [jonschlinkert](https://github.com/jonschlinkert) | | 1 | [phated](https://github.com/phated) | | 1 | [sobolevn](https://github.com/sobolevn) | ### Building docs _(This project's readme.md is generated by [verb](https://github.com/verbose/verb-generate-readme), please don't edit the readme directly. Any changes to the readme must be made in the [.verb.md](.verb.md) readme template.)_ To generate the readme, run the following command: ```sh $ 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: ```sh $ npm install && npm test ``` ### Author **Jon Schlinkert** * [github/jonschlinkert](https://github.com/jonschlinkert) * [twitter/jonschlinkert](https://twitter.com/jonschlinkert) ### License Copyright © 2017, [Jon Schlinkert](https://github.com/jonschlinkert). Released under the [MIT License](LICENSE). *** _This file was generated by [verb-generate-readme](https://github.com/verbose/verb-generate-readme), v0.5.0, on April 26, 2017._