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Most people do not understand the knowledge points of this article "what are the ways to generate random numbers in Java?", so the editor summarizes the following contents, detailed contents, clear steps, and has a certain reference value. I hope you can get something after reading this article. Let's take a look at this article, "what are the ways to generate random numbers in Java?"

1. Math.random () method

This method is simpler than the Random class, because the Math class is a built-in wrapper class for Java, so you don't need to create an instantiated object, you can call it directly in the program, and use the methods of the class.

Friends who use this method should know that this method can only generate any decimal of double type between [0.0jie 1.0), and the generated random number is relatively simple. If you want to generate other types, you need to add a type overturn in front of the method.

Public class Demo01 {public static void main (String [] args) {for (int I = 0; I)

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