A library to pick random elements with weighted probability

Algorithm Visualization

WeightedPick

Usage

TypeScript

import {WeightedPick} from 'weighted-pick';

const picker = new WeightedPick([
    {value: 0, weight: 1},
    {value: 1, weight: 1},
]);

const values = picker.pickValues(5);

JavaScript

import {WeightedValue, WeightedPick} from 'weighted-pick';

const picker = new WeightedPick([
    new WeightedValue(0, 1),
    new WeightedValue(1, 1),
]);

const values = picker.pickValues(5);

Based on

• Leetcode - 528. Random Pick with Weight