Question

How to generate random float in specific range with Java

Answer 1

import java.util.Random;

public class MyClass {
    public static void main(String args[]) {
        float min = 3.0f, max = 6.0f;
        Random r = new Random();
        
        for (int i = 0; i < 20; i++) {
            float f = min + r.nextFloat() * (max - min);
            System.out.println(f);
        }
    }
}




/*
run:

3.2611566
4.380795
5.139938
4.3572774
4.376444
3.8614907
3.8420928
3.6473036
3.9634087
4.6695414
4.4502244
5.7983103
5.9180026
5.236308
3.8317418
5.469215
4.0684223
4.6295447
5.7433567
3.123993

*/

 

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