java program to get first and last character of a string

/* java program to get first and last character of a string */

 class PositionDemo{
public static void main(String args[]){

String str = "123456789" ;

//get First character
char first = str.charAt(0);

//get Last character
char last = str.charAt(str.length()-1);  //get last character

System.out.println("First charcater : "+first);
System.out.println("Last charcter :"+last);

}
 }