摘要: 先见下面实例:public class TestDemo { @Test public void test(){ //String str = "hello"; String str = new String("hello"); appendStr(str); System.out.prin... 阅读全文
posted @ 2014-09-24 09:59 marco_tan 阅读(1485) 评论(0) 推荐(0) 编辑