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Returns an array with only the unique values from all given arrays using strict equality for comparisons.
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jonschlinkert/arr-diff
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Returns an array with only the unique values from the first array, by excluding all values from additional arrays using strict equality for comparisons.
Install withnpm:
$ npm install --save arr-diff
Install withyarn:
$ yarn add arr-diff
Install withbower
$ bower install arr-diff --save
Returns the difference between the first array and additional arrays.
vardiff=require('arr-diff');vara=['a','b','c','d'];varb=['b','c'];console.log(diff(a,b))//=> ['a', 'd']
This library versusarray-differ, on April 14, 2017:
Benchmarking: (4 of 4) · long-dupes · long · med · short# benchmark/fixtures/long-dupes.js (100804 bytes) arr-diff-3.0.0 x 822 ops/sec ±0.67% (86 runs sampled) arr-diff-4.0.0 x 2,141 ops/sec ±0.42% (89 runs sampled) array-differ x 708 ops/sec ±0.70% (89 runs sampled) fastest is arr-diff-4.0.0# benchmark/fixtures/long.js (94529 bytes) arr-diff-3.0.0 x 882 ops/sec ±0.60% (87 runs sampled) arr-diff-4.0.0 x 2,329 ops/sec ±0.97% (83 runs sampled) array-differ x 769 ops/sec ±0.61% (90 runs sampled) fastest is arr-diff-4.0.0# benchmark/fixtures/med.js (708 bytes) arr-diff-3.0.0 x 856,150 ops/sec ±0.42% (89 runs sampled) arr-diff-4.0.0 x 4,665,249 ops/sec ±1.06% (89 runs sampled) array-differ x 653,888 ops/sec ±1.02% (86 runs sampled) fastest is arr-diff-4.0.0# benchmark/fixtures/short.js (60 bytes) arr-diff-3.0.0 x 3,078,467 ops/sec ±0.77% (93 runs sampled) arr-diff-4.0.0 x 9,213,296 ops/sec ±0.65% (89 runs sampled) array-differ x 1,337,051 ops/sec ±0.91% (92 runs sampled) fastest is arr-diff-4.0.0- arr-flatten: Recursively flatten an array or arrays. This is the fastest implementation of array flatten. |homepage
- array-filter: Array#filter for older browsers. |homepage
- array-intersection: Return an array with the unique values present inall given arrays using strict equality…more |homepage
Pull requests and stars are always welcome. For bugs and feature requests,please create an issue.
| Commits | Contributor |
|---|---|
| 33 | jonschlinkert |
| 2 | paulmillr |
(This project's readme.md is generated byverb, 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&& verbRunning 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&& npmtest
Jon Schlinkert
Copyright © 2017,Jon Schlinkert.Released under theMIT License.
This file was generated byverb-generate-readme, v0.5.0, on April 14, 2017.
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Returns an array with only the unique values from all given arrays using strict equality for comparisons.
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