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A module for generating random strings

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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"

randomstring.generate({
  charset: 'abc'
}, cb);
// >> "cb(generatedString) {}"

API

randomstring.

  • generate(options, cb)
    • 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]
        • binary - [01]
        • octal - [0-7]
        • custom - any given characters
      • capitalization - define whether the output should be lowercase / uppercase only. (default: null) [OPTIONAL]
        • lowercase
        • uppercase
    • cb - Optional. If provided uses async version of crypto.randombytes

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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Score

Popularity38/100
Quality86/100
Maintenance100/100

DevDependencies