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Patrick Marsceill b7b0d0d7bf

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2017-03-09 13:16:08 -05:00

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repeat-string

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

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