How to shuffle string java

public static String shuffleString(String string)
{
  List<String> letters = Arrays.asList(string.split(""));
  Collections.shuffle(letters);
  String shuffled = "";
  for (String letter : letters) {
    shuffled += letter;
  }
  return shuffled;
}

Source: stackoverflow.com

How to shuffle string java

import java.util.*;

public class ShuffleString {
    
    public static void main(String[] args) {
        
        String str = "Team India Is Best";
        String shuf = "";
        String s1 = str.substring(0, 4);
        String s2 = str.substring(5, 10);
        String s3 = str.substring(11, 13);
        String s4 = str.substring(14, 18);
        ArrayList<String> arr = new ArrayList<String>();
        arr.add(s1);
        arr.add(s2);
        arr.add(s3);
        arr.add(s4);
        Collections.shuffle(arr);

        for(String a : arr)
        {
            shuf += a + " ";
        }
        System.out.println(shuf);
    }
}

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