Java - StringBuffer Explanation

Methods

        Same as String class method and other methods are,

        public Synchronized StringBuffer append(int);            

        public Synchronized StringBuffer insert(int offset,Object);

        public Synchronized StringBuffer delete(int startindex,int endindex);

        public Synchronized StringBuffer deleteCharAt(int index);

        public Synchronized StringBuffer replace(int startindex,int endindex,String data);

        public Synchronized void setCharAt(int index,char ch);

        public Synchronized StringBuffer reverse();