java random number
import java.util.Random;
Random rand = new Random();
// Obtain a number between [0 - 49].
int n = rand.nextInt(50);
// Add 1 to the result to get a number from the required range
// (i.e., [1 - 50]).
n += 1;java random number
import java.util.Random;
Random rand = new Random();
// Obtain a number between [0 - 49].
int n = rand.nextInt(50);
// Add 1 to the result to get a number from the required range
// (i.e., [1 - 50]).
n += 1;java random 6 digit number
public static String getRandomNumberString() {
// It will generate 6 digit random Number.
// from 0 to 999999
Random rnd = new Random();
int number = rnd.nextInt(999999);
// this will convert any number sequence into 6 character.
return String.format("%06d", number);
}Random number generator in java
// example on Math.random() method in java
public class RandomMethodExample
{
public static void main(String[] args)
{
// here we are generating random doubles
System.out.println(Math.random());
System.out.println(Math.random());
}
}Copyright © 2021 Codeinu
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