Answers for "how to export a random char from string"

create a random char java

import java.util.Random;

public class RandomChar {
    public static void main(String[] args) {
        Random random = new Random();

        char randomizedCharacter = (char) (random.nextInt(26) + 'a');
        System.out.println("Generated Random Character: " + randomizedCharacter);

    }

}

A random character from a string of characters:

String chars = "abcxyz";
Random rnd = new Random();
char c = chars.charAt(rnd.nextInt(chars.length()));