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A node.js module for generating random strings
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README.md

node-randomstring

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Library to help you create random strings.

Installation

To install randomstring, use npm:

npm install randomstring

Usage

var randomstring = require("randomstring");

randomstring.generate();
// >> "XwPp9xazJ0ku5CZnlmgAx2Dld8SHkAeT"

randomstring.generate(7);
// >> "xqm5wXX"

randomstring.generate({
  length: 12,
  charset: 'alphabetic'
});
// >> "AqoTIzKurxJi"

randomstring.generate({
  charset: 'abc'
});
// >> "accbaabbbbcccbccccaacacbbcbbcbbc"

API

randomstring.

  • generate(options)
    • length - the length of the random string. (default: 32) [OPTIONAL]
    • readable - exclude poorly readable chars: 0OIl. (default: false) [OPTIONAL]
    • charset - define the character set for the string. (default: 'alphanumeric') [OPTIONAL]
      • alphanumeric - [0-9 a-z A-Z]
      • alphabetic - [a-z A-Z]
      • numeric - [0-9]
      • hex - [0-9 a-f]
      • custom - any given characters
    • capitalization - define whether the output should be lowercase / uppercase only. (default: null) [OPTIONAL]
      • lowercase
      • uppercase

Command Line Usage

$ npm install -g randomstring

$ randomstring
> sKCx49VgtHZ59bJOTLcU0Gr06ogUnDJi

$ randomstring 7
> CpMg433

$ randomstring length=24 charset=github readable
> hthbtgiguihgbuttuutubugg

Tests

npm install
npm test

LICENSE

node-randomstring is licensed under the MIT license.

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