forked from zhurui/management
136 lines
4.9 KiB
Markdown
136 lines
4.9 KiB
Markdown
# repeat-string [](https://www.npmjs.com/package/repeat-string) [](https://npmjs.org/package/repeat-string) [](https://npmjs.org/package/repeat-string) [](https://travis-ci.org/jonschlinkert/repeat-string)
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> Repeat the given string n times. Fastest implementation for repeating a string.
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## Install
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Install with [npm](https://www.npmjs.com/):
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```sh
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$ npm install --save repeat-string
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```
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## Usage
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### [repeat](index.js#L41)
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Repeat the given `string` the specified `number` of times.
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**Example:**
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**Example**
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```js
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var repeat = require('repeat-string');
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repeat('A', 5);
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//=> AAAAA
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```
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**Params**
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* `string` **{String}**: The string to repeat
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* `number` **{Number}**: The number of times to repeat the string
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* `returns` **{String}**: Repeated string
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## Benchmarks
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Repeat string is significantly faster than the native method (which is itself faster than [repeating](https://github.com/sindresorhus/repeating)):
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```sh
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# 2x
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repeat-string █████████████████████████ (26,953,977 ops/sec)
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repeating █████████ (9,855,695 ops/sec)
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native ██████████████████ (19,453,895 ops/sec)
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# 3x
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repeat-string █████████████████████████ (19,445,252 ops/sec)
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repeating ███████████ (8,661,565 ops/sec)
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native ████████████████████ (16,020,598 ops/sec)
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# 10x
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repeat-string █████████████████████████ (23,792,521 ops/sec)
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repeating █████████ (8,571,332 ops/sec)
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native ███████████████ (14,582,955 ops/sec)
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# 50x
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repeat-string █████████████████████████ (23,640,179 ops/sec)
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repeating █████ (5,505,509 ops/sec)
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native ██████████ (10,085,557 ops/sec)
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# 250x
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repeat-string █████████████████████████ (23,489,618 ops/sec)
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repeating ████ (3,962,937 ops/sec)
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native ████████ (7,724,892 ops/sec)
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# 2000x
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repeat-string █████████████████████████ (20,315,172 ops/sec)
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repeating ████ (3,297,079 ops/sec)
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native ███████ (6,203,331 ops/sec)
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# 20000x
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repeat-string █████████████████████████ (23,382,915 ops/sec)
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repeating ███ (2,980,058 ops/sec)
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native █████ (5,578,808 ops/sec)
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```
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**Run the benchmarks**
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Install dev dependencies:
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```sh
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npm i -d && node benchmark
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```
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## About
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### Related projects
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[repeat-element](https://www.npmjs.com/package/repeat-element): Create an array by repeating the given value n times. | [homepage](https://github.com/jonschlinkert/repeat-element "Create an array by repeating the given value n times.")
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### Contributing
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Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](../../issues/new).
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### Contributors
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| **Commits** | **Contributor**<br/> |
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| --- | --- |
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| 51 | [jonschlinkert](https://github.com/jonschlinkert) |
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| 2 | [LinusU](https://github.com/LinusU) |
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| 2 | [tbusser](https://github.com/tbusser) |
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| 1 | [doowb](https://github.com/doowb) |
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| 1 | [wooorm](https://github.com/wooorm) |
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### Building docs
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_(This document was generated by [verb-generate-readme](https://github.com/verbose/verb-generate-readme) (a [verb](https://github.com/verbose/verb) generator), please don't edit the readme directly. Any changes to the readme must be made in [.verb.md](.verb.md).)_
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To generate the readme and API documentation with [verb](https://github.com/verbose/verb):
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```sh
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$ npm install -g verb verb-generate-readme && verb
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```
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### Running tests
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Install dev dependencies:
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```sh
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$ npm install -d && npm test
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```
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### Author
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**Jon Schlinkert**
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* [github/jonschlinkert](https://github.com/jonschlinkert)
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* [twitter/jonschlinkert](http://twitter.com/jonschlinkert)
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### License
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Copyright © 2016, [Jon Schlinkert](http://github.com/jonschlinkert).
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Released under the [MIT license](https://github.com/jonschlinkert/repeat-string/blob/master/LICENSE).
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***
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_This file was generated by [verb-generate-readme](https://github.com/verbose/verb-generate-readme), v0.2.0, on October 23, 2016._ |