Java Random setSeed() Method

The setSeed() method of Random class sets the seed of the random number generator using a single long seed.

Syntax

Parameters

seed- It is the initial seed

Return Value

Example 1

import java.util.Random;
public class JavaRandomSetSeedExample1 {
public static void main(String[] args) {
      Random random = new Random();
//return the next pseudorandom integer value
System.out.println("Random Integer value : "+random.nextInt());
// setting seed
long seed =20;
random.setSeed(seed);
//value after setting seed
System.out.println("Random Integer value : "+random.nextInt());
   }
}

Test it Now

Output:

Random Integer value : -1882931681
Random Integer value : -1150867590

Example 2

import java.util.Random;
public class JavaRandomSetSeedExample2 {
public static void main(String[] args) {
      Random random = new Random();
//return the next pseudorandom integer value
System.out.println("Random Integer value : " + random.nextInt());
// setting seed
long seed = 20;
System.out.println(random.setSeed(seed));
   }
}

Test it Now

Output:

Error:(11, 40) java: 'void' type not allowed here

The setSeed() method has a void return type, and 'void' type are not allowed in system.out.println() function.

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