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]);random item from arraylist
ArrayList<Type> arraylistName = new ArrayList<>();
// add items to arraylist
arraylistName.add(item1);
arraylistName.add(item2);
arraylistName.add(item3);
Random random = new Random();
// random index between 0 and arraylistName.size();
int randomIndex = random.nextInt(arraylistName.size());
System.out.println(arraylistName.get(randomIndex));get random String from array list
Random r = new Random();
int randomitem = r.nextInt(myList.size());
String randomElement = myList.get(randomitem);Copyright © 2021 Codeinu
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