# mixin-deep
> Deeply mix the properties of objects into the first object. Like merge-deep, but doesn't clone. No dependencies.
Latest version **2.0.1** (published 2019-06-19) · MIT license · 0 weekly downloads
## Install
```sh
npm install mixin-deep
pnpm add mixin-deep
yarn add mixin-deep
bun add mixin-deep
```
## Health
**Score 15/100 (F)** — status: abandoned.
Positive: no vulnerabilities.
Warnings: low downloads; no types; no esm support.
Negative: abandoned; low maintenance score.
## Facts
| | |
|---|---|
| Version | 2.0.1 |
| Published | 2019-06-19 |
| First published | 2014-09-22 |
| Weekly downloads | 0 |
| License | MIT |
| TypeScript types | none |
| Module format | CommonJS |
| Node | >=6 |
| Dependencies | 0 |
| Unpacked size | 7.1 KB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| GitHub stars | 80 |
| Author | Jon Schlinkert |
| Maintainers | doowb, jonschlinkert |
| Keywords | assign, deep, extend, key, keys, merge, mixin, object, prop, properties, util, values |
## Links
- npm: https://www.npmjs.com/package/mixin-deep
- Repository: https://github.com/jonschlinkert/mixin-deep
- Issues: https://github.com/jonschlinkert/mixin-deep/issues
- npm.io page: https://npm.io/package/mixin-deep
## Alternatives
- [lodash.assign](https://npm.io/package/lodash.assign.md) — 2.3M weekly downloads
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- [@fluid-topics/ft-icon](https://npm.io/package/@fluid-topics/ft-icon.md) — 20.6K weekly downloads
## Recent versions
- 2.0.1 (latest) — 2019-06-19
- 1.3.2 (patch) — 2019-06-24
- 2.0.0 — 2018-07-11
- 1.3.1 — 2018-02-07
- 1.3.0 — 2017-12-09
- 1.2.0 — 2017-03-02
- 1.1.3 — 2015-08-29
- 1.1.2 — 2015-08-21
- 1.1.1 — 2015-05-28
- 1.1.0 — 2015-04-30
- 1.0.1 — 2015-02-25
- 1.0.0 — 2015-02-25
- 0.1.0 — 2014-09-22
## README
# mixin-deep [](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=W8YFZ425KND68) [](https://www.npmjs.com/package/mixin-deep) [](https://npmjs.org/package/mixin-deep) [](https://npmjs.org/package/mixin-deep) [](https://travis-ci.org/jonschlinkert/mixin-deep)
> Deeply mix the properties of objects into the first object. Like merge-deep, but doesn't clone. No dependencies.
Please consider following this project's author, [Jon Schlinkert](https://github.com/jonschlinkert), and consider starring the project to show your :heart: and support.
## Install
Install with [npm](https://www.npmjs.com/):
```sh
$ npm install --save mixin-deep
```
## Heads up!
[Please update](https://gist.github.com/jonschlinkert/9a62534c4f8bc76aee6058caa3f05fd6) to version 2.0.1 or later, a critical bug was fixed in that version.
## Usage
```js
const mixin = require('mixin-deep');
const res = mixin({ a: { foo: true } }, { a: { bar: true } }, { a: { baz: true } });
console.log(res);
//=> { a: { foo: true, bar: true, baz: true } }
```
## About
Contributing
Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](../../issues/new).
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
```
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
```
### Related projects
You might also be interested in these projects:
* [defaults-deep](https://www.npmjs.com/package/defaults-deep): Like `extend` but recursively copies only the missing properties/values to the target object. | [homepage](https://github.com/jonschlinkert/defaults-deep "Like `extend` but recursively copies only the missing properties/values to the target object.")
* [extend-shallow](https://www.npmjs.com/package/extend-shallow): Extend an object with the properties of additional objects. node.js/javascript util. | [homepage](https://github.com/jonschlinkert/extend-shallow "Extend an object with the properties of additional objects. node.js/javascript util.")
* [merge-deep](https://www.npmjs.com/package/merge-deep): Recursively merge values in a javascript object. | [homepage](https://github.com/jonschlinkert/merge-deep "Recursively merge values in a javascript object.")
* [mixin-object](https://www.npmjs.com/package/mixin-object): Mixin the own and inherited properties of other objects onto the first object. Pass an… [more](https://github.com/jonschlinkert/mixin-object) | [homepage](https://github.com/jonschlinkert/mixin-object "Mixin the own and inherited properties of other objects onto the first object. Pass an empty object as the first arg to shallow clone.")
### Contributors
| **Commits** | **Contributor** |
| --- | --- |
| 28 | [jonschlinkert](https://github.com/jonschlinkert) |
| 2 | [doowb](https://github.com/doowb) |
### Author
**Jon Schlinkert**
* [GitHub Profile](https://github.com/jonschlinkert)
* [Twitter Profile](https://twitter.com/jonschlinkert)
* [LinkedIn Profile](https://linkedin.com/in/jonschlinkert)
### License
Copyright © 2019, [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), v0.8.0, on June 19, 2019._
---
_Source: https://npm.io/package/mixin-deep · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._