Stringbuffer.java

/**
 *
 * @author Mudassar
 */

public class Stringbuffer {
 public static void main(String args[])
 {
 StringBuffer sb=new StringBuffer("Hello world");
 System.out.println("Original word:"+sb);
 sb.replace(0,5,"Hi");
 System.out.println("Modified word:"+sb);
 sb.delete(0,8);
 System.out.println(sb);
 sb.delete(0,sb.length());
 System.out.println(sb);
 StringBuffer sb1=new StringBuffer("Abutalha");
 System.out.println(sb1);
 sb1.deleteCharAt(0);
 System.out.println(sb1);
 }
}