next-weight-random
Random has weight.
installation
npm install -S @feizheng/next-weight-random
usage
import '@feizheng/next-weight-random';
const results = {};
const rand = nx.weightRandom({
0: 0.75,
1: 0.15,
2: 0.1
});
for (let i = 0; i < 1000; i++) {
const val = rand1();
results[val] = results[val] || [];
results[val].push(true);
}
const total = results[0].length + results[1].length + results[2].length;
console.log(
results[0].length / total,
results[1].length / total,
results[2].length / total
);
// Run multple times:
// 0.765 0.129 0.106
// 0.751 0.152 0.097
// 0.778 0.135 0.087
license
Code released under the MIT license.