Reverse String in Java

How to reverse String in Java without using external function . here is the easiest way to reverse String in java

public class ReverseString{
    public static void main(String []args){
        String value="Anand";
        for(int i=value.length()-1;i>=0;i--){
            System.out.println(value.charAt(i));
            
        }
    }
}