摘要：本人新手，没什么开发经验，下面代码是网上资料整理所得，经测试验证没问题，仅供参考using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Data.SqlClient;using System.Data;using System.Configuration;namespace DbTest{ public class DbHelper { private readonly string SQLCONNECTSTR = "server=17... 阅读全文