摘要：
` public class Test2 { public static void main(String[] args) { copy(new File("e:/youdao"),new File("e:/test")); } private static void copy(File src, 阅读全文
摘要：
` public class Test1 { public static void main(String[] args) throws Exception { File f=new File("e:/haha"); deleDir(f); System.out.println("删除成功！"); 阅读全文