random-wei-element
Randomly pick an array item by weight callback
Usage
import rnd from 'random-wei-element'
let items = [
{
name: 'Alex',
weight: 1
},
{
name: 'Jonny',
weight: 2
},
{
name: 'Tom',
weight: 3
}
]
console.log(rnd(items, i => i.weight).name, ' is picked')