@stdlib/string-repeat

Repeat

Repeat a string a specified number of times and return the concatenated result.

Installation

npm install @stdlib/string-repeat

Usage

var repeat = require( '@stdlib/string-repeat' );

repeat( str, n )

Repeats a string n times and returns the concatenated result.

var str = repeat( 'a', 5 );
// returns 'aaaaa'

str = repeat( '', 100 );
// returns ''

str = repeat( 'beep', 0 );
// returns ''

Examples

var round = require( '@stdlib/math-base-special-round' );
var randu = require( '@stdlib/random-base-randu' );
var repeat = require( '@stdlib/string-repeat' );

var str = 'beep';
var n;
var i;

for ( i = 0; i < 100; i++ ) {
    n = round( randu()*3.0 );
    console.log( repeat( str, n ) );
}

CLI

Installation

To use the module as a general utility, install the module globally

npm install -g @stdlib/string-repeat

Usage

Usage: repstr [options] [<string>] --n <repeats>

Options:

  -h,    --help                Print this message.
  -V,    --version             Print the package version.
         --n repeats           Number of repetitions.

Examples

$ repstr beep -n 5
beepbeepbeepbeepbeep

To use as a standard stream,

$ echo -n 'ab' | repstr -n 3
ababab

Notice

This package is part of stdlib, a standard library for JavaScript and Node.js, with an emphasis on numerical and scientific computing. The library provides a collection of robust, high performance libraries for mathematics, statistics, streams, utilities, and more.

For more information on the project, filing bug reports and feature requests, and guidance on how to develop stdlib, see the main project repository.

License

See LICENSE.

Copyright

Copyright © 2016-2021. The Stdlib Authors.