gistfile1.java

package br.com.ocjp.string;

public class StringBufferBuilder {
	
   public static void main(String[] args) {
		
      StringBuffer sb = new StringBuffer();
      sb.append("Java Test - ");
      sb.append("OCJP");
      System.out.println(sb); // Prints Java Test - OCJP
		
      StringBuffer sd = new StringBuffer("0123456789");
      sd.delete(4, 6);
      System.out.println(sd); //Prints 01236789
		
      StringBuffer si = new StringBuffer("0123456789");
      si.insert(4, "----");
      System.out.println(si); //Prints 0123----46789
		
      StringBuffer sr = new StringBuffer("0123456789");
      sr.reverse();
      System.out.println(sr); //Prints 987654321
		
		
      StringBuilder builder = new StringBuilder("abcdef");
      builder.append("ghij").reverse().delete(5,20);
      System.out.println(builder); // Prints jihgf
   }
}