repeat-string

Repeat the given string n times. Fastest implementation for repeating a string.

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repeat-string
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Readme

repeat-string NPM version NPM monthly downloads NPM total downloads Linux Build Status
Repeat the given string n times. Fastest implementation for repeating a string.

Install

Install with npm:
$ npm install --save repeat-string

Usage

repeat

Repeat the given string the specified number of times.
Example:
Example
var repeat = require('repeat-string');
repeat('A', 5);
//=> AAAAA

Params
  • string {String}: The string to repeat
  • number {Number}: The number of times to repeat the string
  • returns {String}: Repeated string

Benchmarks

Repeat string is significantly faster than the native method (which is itself faster than repeating):
# 2x
repeat-string  █████████████████████████  (26,953,977 ops/sec)
repeating      █████████                  (9,855,695 ops/sec)
native         ██████████████████         (19,453,895 ops/sec)

# 3x
repeat-string  █████████████████████████  (19,445,252 ops/sec)
repeating      ███████████                (8,661,565 ops/sec)
native         ████████████████████       (16,020,598 ops/sec)

# 10x
repeat-string  █████████████████████████  (23,792,521 ops/sec)
repeating      █████████                  (8,571,332 ops/sec)
native         ███████████████            (14,582,955 ops/sec)

# 50x
repeat-string  █████████████████████████  (23,640,179 ops/sec)
repeating      █████                      (5,505,509 ops/sec)
native         ██████████                 (10,085,557 ops/sec)

# 250x
repeat-string  █████████████████████████  (23,489,618 ops/sec)
repeating      ████                       (3,962,937 ops/sec)
native         ████████                   (7,724,892 ops/sec)

# 2000x
repeat-string  █████████████████████████  (20,315,172 ops/sec)
repeating      ████                       (3,297,079 ops/sec)
native         ███████                    (6,203,331 ops/sec)

# 20000x
repeat-string  █████████████████████████  (23,382,915 ops/sec)
repeating      ███                        (2,980,058 ops/sec)
native         █████                      (5,578,808 ops/sec)

Run the benchmarks
Install dev dependencies:
npm i -d && node benchmark

About

Related projects

repeat-element: Create an array by repeating the given value n times. | homepage

Contributing

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

Contributors

| Commits | Contributor
| | --- | --- | | 51 | jonschlinkert | | 2 | LinusU | | 2 | tbusser | | 1 | doowb | | 1 | wooorm |

Building docs

(This document was generated by verb-generate-readme (a verb generator), please don't edit the readme directly. Any changes to the readme must be made in .verb.md.)
To generate the readme and API documentation with verb
:
$ npm install -g verb verb-generate-readme && verb

Running tests

Install dev dependencies:
$ npm install -d && npm test

Author

Jon Schlinkert

License

Copyright © 2016, Jon Schlinkert. Released under the MIT license.

This file was generated by verb-generate-readme
, v0.2.0, on October 23, 2016.