Answers for "how to pick a random element from an array in java"

Java

how to select a random element from an array in java

import java.util.Random;

public class RandomStringFromArray
{    
  	public static void main(String[] args)    
    {        
      	String[] arr={"1", "2", "3", "4", "5"};
      	Random r=new Random();        
      	int randomNumber=r.nextInt(arr.length);
      	System.out.println(arr[randomNumber]);
    }
}

Posted by: Guest on May-15-2020

Source

random.choice in java

String[] available_cards = {"1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "Queen", "King", "Jack", "Ace"};  
java.util.Random random = new java.util.Random();
int random_computer_card = random.nextInt(available_cards.length);
System.out.println(available_cards[random_computer_card]);

Posted by: Guest on September-14-2020

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