摘要: 1 package Suchas; 2 import java.io.*; 3 4 public class FileIO 5 { 6 public FileIO(String str) 7 { 8 File f = new File("data.txt"); 9 try 10 { 11 ... 阅读全文
posted @ 2019-06-15 20:06 sky灬刘海波 阅读(177) 评论(0) 推荐(0)