Java Random nextBoolean() Method

The nexBooleant() method of Random class returns the next pseudorandom, uniformly distributed boolean value from the random number generator's sequence.

Syntax

Parameters

Return Value

The nextBoolean () method returns the next pseudorandom boolean value.

Example 1

import java.util.Random;

public class JavaRandomNextBooleanExample1 {
public static void main(String[] args) {
        Random random = new Random();
boolean val = random.nextBoolean();
System.out.println("Random booleanvalue : "+val);
boolean val1 = random.nextBoolean();
System.out.println("Random Boolean value : "+val1);
    }
}

Test it Now

Output:

Random booleanvalue : false
Random booleanvalue : true

Example 2

import java.util.Random;
import java.util.Scanner;

public class JavaRandomNextBooleanExample2 {
public static void main(String[] args) {
      Random random= new Random();
      Scanner scanner = new Scanner(System.in);
System.out.println("For Head: enter true.\nFor tail : enter false");
System.out.print("Enter your choice : ");Boolean val = scanner.nextBoolean();
//give randomly a boolean value.
Boolean val1 = random.nextBoolean();
System.out.println("Outcome is : "+val1);
if(val.equals(val1)){
System.err.println("Congratulations!!You won the round!");
      }
else{
System.err.println("You lose the game.");
       }
    }
}

Test it Now

Output:

For Head: enter true.
For tail : enter false
Enter your choice : false
Outcome is : false
Congratulations!!You won the round!

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Java Random Class