How is randomness achieved with Math.random in javascript?

Question

How is randomness achieved with Math.random in javascript? I\'ve made something that picks between around 50 different options randomly. I\'m wondering how comfortable I sho

Answer 1

The exact implementation can of course differ somewhat depending on the browser, but they all use some kind of pseudo random number generator. Although it's not really random, it's certainly good enough for all general purposes.

You should only be worried about the randomness if you are using it for something that needs exceptionally good randomness, like encryption or simulating a game of chance in play for money, but then you would hardly use Javascript anyway.