sbuffertest.java

来自「非常好的JAVA学习资料」· Java 代码 · 共 10 行

public class SbufferTest {
   public static void main(String args[]){
      StringBuffer str=new StringBuffer("Sun & Moon");
      System.out.println("length="+str.length());
      System.out.println(str.replace(6,10,"Star"));
      System.out.println(str.reverse());
      System.out.println(str); 
   }
}