©TCP-tryJAVA

public class prog {
	public static void main(String[] args) {
		StringBuffer str = new StringBuffer("Java Oracle");
		System.out.println("원본 문자열 : " + str);
		
		System.out.println(str.delete(4, 8));
		System.out.println(str.deleteCharAt(1));
		System.out.println("deleteCharAt() 메소드 호출 후 원본 문자열 : " + str);
	}
}