Math.random()*10; >>> 0부터 10까지 실수로 난수를 반환 Math.floor(Math.random()*11); >>> 0부터 10까지 난수를 발생 (소수점 값을 제거) Math.floor(Math.random()*31); >>> 0부터 30까지의 난수를 정수로 반환 ...

Depending on sample size, i was actually surprised to how random the results were. With a small sample size (for instance just 100 tests), i got percentages as low as 5% and as high as 17% for each ...

So it turns out the random number generator long used by developers working with Google's V8 JavaScript engine doesn't really generate random numbers at all. That's being fixed in the latest release ...