java.util.Random.nextInt() Method


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Description

The nextInt(int n) method is used to get a pseudorandom, uniformly distributed int value between 0 (inclusive) and the specified value (exclusive), drawn from this random number generator's sequence.

Declaration

Following is the declaration for java.util.Random.nextInt() method.

public int nextInt(int n)

Parameters

  • n -- This is the bound on the random number to be returned. Must be positive.

Return Value

The method call returns a pseudorandom, uniformly distributed int value between 0 (inclusive) and n (exclusive).

Exception

  • IllegalArgumentException -- This is thrown if n is not positive.

Example

The following example shows the usage of java.util.Random.nextInt()

package com.tutorialspoint;

import java.util.*;

public class RandomDemo {
   public static void main( String args[] ){
   // create random object
   Random randomno = new Random();
 
   // check next int value  
   System.out.println("Next int value: " + randomno.nextInt(10000));
   }    
}

Let us compile and run the above program, this will produce the following result.

Next int value: 2110

java_util_random.htm

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