seeded random number generator for #Javascript
▻https://github.com/davidbau/seedrandom
<script src="//cdnjs.cloudflare.com/ajax/libs/seedrandom/2.4.0/seedrandom.min.js"></script>
// Sets Math.random to a PRNG initialized using the given explicit seed.
Math.seedrandom('hello.');
console.log(Math.random()); // Always 0.9282578795792454
#PRNG = pseudo-random number generator