Java StringBuilder class

Introduction

StringBuilder is for creating and manipulating dynamic string,

StringBuilder can store characters specified by its capacity property. 

public class Main 
{
   public static void main(String[] args)
   {//  ww w  .  java  2s.  c o m
      StringBuilder buffer1 = new StringBuilder();
      StringBuilder buffer2 = new StringBuilder(10);
      StringBuilder buffer3 = new StringBuilder("hello");

      System.out.printf("buffer1 = \"%s\"\n", buffer1);
      System.out.printf("buffer2 = \"%s\"\n", buffer2);
      System.out.printf("buffer3 = \"%s\"\n", buffer3);
   } 
}



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