gr1021的博客

上传文件时的进度条显示：package com.itheima.servlet; import java.io.File; import java.io.IOException; import java.text.NumberFormat; import java.util.List; import javax.servlet.ServletException; import javax.servl

domain层：package com.itheima.domain;public class Word { private int id; private String word; public int getId() { return id; } public void setId(int id) { this.id = i

import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; /** * 单独使用jdbc开发程序 */ public class JdbcTest {