Question

How to initialize char array with random lowercase letters in Java

Answer 1

import java.util.Random;

public class MyClass {
    public static char[] createArray(int size) {
        char[] arr = new char[size];
        
        Random random = new Random();
        for (int i = 0; i < arr.length; i++) {
            arr[i] = (char) (random.nextInt(26) + 97);
        }
        return arr;
    }
    public static void print(char[] arr) {
        for (int i = 0; i < arr.length; i++) {
             System.out.print(arr[i]);
        }
    }
    public static void main(String args[]) {
        char[] arr = createArray(30);

        print(arr);
    }
}


/*
run:

wbcedunopptyehmkcuqrlkrapowxga

*/

 

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