random-choice

>Get a random item from an array with a weighted probablility

Install

$ npm install random-choice

Usage

const randomChoice = require('random-choice');

//Give relative wqeights for the items in your array
randomChoice(['apple', 'orange', 'banana'], [.50, .25, .25]);
//=> 'apple'

//Integer ratios work too
randomChoice(['apple', 'orange', 'banana'], [2, 1, 1]);
//=> 'apple'

License

MIT