how to get last 2 characters from string in java code example

Example 1: java get last char of string

public class Test {
    public static void main(String args[]) {
        String string = args[0];
        System.out.println("last character: " +
                           string.substring(string.length() - 1)); 
    }
}

Example 2: Java repeat last 3 letters of string

word + word.substring(word.length()-3, word.length())