摘要：using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Data.SqlClient;using System.Data;using System.Configuration;namespace CommonClass{ static class SqlHelpers { /// /// 数据库连接串 /// private static SqlConnection connection =... 阅读全文

摘要：using System;using System.Collections.Generic;using System.Linq;using System.Text;using NPOI.HSSF.UserModel;using NPOI.SS.UserModel;using System.Data;using System.Windows.Forms;using System.IO;using System.Data.OleDb;using System.Collections;//////使用该类 需要添加 NOPI.dll 的引用///版本为 2.0.0.0 namespace Commo 阅读全文