StringBuffer 종류와 사용

//StringBuffer 종류와 사용

class StringBufferTest 

{

public StringBufferTest(){}

public void start(){

StringBuffer sb1 = new StringBuffer("Spring FrameWork");

StringBuffer sb2 = new StringBuffer(50);

System.out.println("sb1.capacity()="+sb1.capacity());

System.out.println("sb2.capacity()="+sb2.capacity());

//객체에 문자열 추가

sb1.append("Programing");

System.out.println("sb1="+sb1);

//문자열을 중간에 추가

sb1.insert(sb1.indexOf("P"), "(스프링프레임웍)");

System.out.println("sb1.insert()="+sb1);

//문자열 뒤집기

sb1.reverse();

System.out.println("sb1.reverse()="+sb1);

//문자열 일부삭제

sb1.delete(3,5);

System.out.println("sb1.delete()="+sb1);

}

public static void main(String[] args) 

{

StringBufferTest sbt = new StringBufferTest();

sbt.start();

}

}