Generate a Random Whole Number in JavaScript

You can generate random numbers in JavaScript using the Math.random() method. This function returns a fractional random number between 0 and 1. Unlike other languages, JavaScript will initialize a random seed for you automatically so you don’t have to worry about anything else. Of course, in most cases, a fraction isn’t what you’ll want. A whole number between a low and a high bound would probably be more useful. This simple function called GetRandomNumber does just this:

 
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