//1.这里为了简便，我只写出了前端页面中的body体部分供参考：

Excel文件	Visible="False">

//2.后端部分代码如下：

//这里是激发导入按钮点击事件

protected void Button1_Click(object sender, EventArgs e)

{

string cfilename = this.fuGlossaryXls.FileName;//获取准备导入的文件名称

if (cfilename == "")

{

Label2.Visible = true;

return;

}

else

{

Label2.Visible = false;

}

//显示进度/

DateTime startTime = System.DateTime.Now;

DateTime endTime = System.DateTime.Now;

// 根据 ProgressBar.htm 显示进度条界面

string templateFileName = Path.Combine(Server.MapPath("."), "ProgressBar.htm");

StreamReader reader = new StreamReader(@templateFileName, System.Text.Encoding.GetEncoding("gb2312"));

string html = reader.ReadToEnd();

reader.Close();

Response.Write(html);

Response.Flush();

System.Threading.Thread.Sleep(1000);

string jsBlock;

// 处理完成

jsBlock = "";

Response.Write(jsBlock);

Response.Flush();

string fileName = fuGlossaryXls.PostedFile.FileName.Substring(fuGlossaryXls.PostedFile.FileName.LastIndexOf("\\") + 1);//获取准备导入文件的文件名

string suffix = fileName.Substring(fileName.LastIndexOf(".") + 1);//获取准备导入文件的后缀名

System.Threading.Thread.Sleep(200);

int maxrows = 0;//用来记录需要加载的数据总行数

bool err = false;//用来记录加载状态

int errcount = 0;//用来记录加载错误行数

if (fuGlossaryXls.HasFile)//判断当前是否有选取文件

{

if (suffix == "xlsx")

{

DataTable dt = ExcelImport(fileName);

for (int i = 0; i < dt.Rows.Count; i++)

{

maxrows++;

}

//拓展

//DataView myView = new DataView(dt);

//myView.RowFilter = "name is not null";

//int t = myView.Count;//获取满足RowFilter 条件的数据行

//拓展

string sqlconnect = "Data Source=.;Initial Catalog=test;User ID=sa;Password=123456;";//本地数据库链接

SqlConnection conn = new SqlConnection(sqlconnect);

SqlTransaction myTrans = null;

try

{

SqlCommand cmd = new SqlCommand(null, conn);

conn.Open();

myTrans = conn.BeginTransaction();

cmd.Transaction = myTrans;

cmd.CommandText = "delete from test";

cmd.ExecuteNonQuery();//首先执行清除表内容操作

for (int j = 0; j < dt.Rows.Count; j++)//循环向数据库中插入excel数据

{

if (string.IsNullOrEmpty(dt.Rows[j][0].ToString()))

{

jsBlock = "";

Response.Write(jsBlock);

Response.Flush();

err = true;

errcount++;

}

else

{

cmd.CommandText = string.Format("insert into test values('{0}','{1}','{2}','{3}')", dt.Rows[j][0], dt.Rows[j][1], dt.Rows[j][2], dt.Rows[j][3]);

cmd.ExecuteNonQuery();//逐行向表中插入数据，注意字段的对应

}

System.Threading.Thread.Sleep(1000);

float cposf = 0;

cposf = 100 * (j + 1) / maxrows;

int cpos = (int)cposf;

jsBlock = "";

Response.Write(jsBlock);

Response.Flush();

}

myTrans.Commit();//提交

}

catch (Exception ex)

{

myTrans.Rollback();//回滚

ClientScript.RegisterStartupScript(this.GetType(), "alert", "");

}

finally

{

conn.Dispose();

conn.Close();//关闭数据库连接

}

}

else

{

ClientScript.RegisterStartupScript(GetType(), "", "alert('请选择Excel文件!');", true);

}

}

else

{

ClientScript.RegisterStartupScript(GetType(), "", "alert('请选择要导入的Excel!');", true);

}

if (!err)//加载中并没有出现错误

{

// 处理完成

jsBlock = "";

Response.Write(jsBlock);

Response.Flush();

}

else

{

jsBlock = "";

Response.Write(jsBlock);

Response.Flush();

}

System.Threading.Thread.Sleep(1000);

endTime = DateTime.Now;//录入完成所用时间

TimeSpan ts1 = new TimeSpan(startTime.Ticks);

TimeSpan ts2 = new TimeSpan(endTime.Ticks);

TimeSpan ts = ts2.Subtract(ts1).Duration(); //取开始时间和结束时间两个时间差的绝对值

String spanTime = ts.Hours.ToString() + "小时" + ts.Minutes.ToString() + "分" + ts.Seconds.ToString() + "秒";

jsBlock = "";

Response.Write(jsBlock);

Response.Flush();

}

public DataTable ExcelImport(string fileName) //建立Excel表链接，返回Excel表数据

{

//EXCEL 的连接串

string sConnectionString = "Provider=Microsoft.ACE.OLEDB.12.0;" +

"Data Source=C:\\Documents and Settings\\Administrator\\桌面\\" + fileName + ";" +

"Extended Properties='Excel 8.0;IMEX=1';";

//string sConnectionString = "Microsoft.ACE.OLEDB.4.0;" +

//"Data Source=C:\\Documents and Settings\\Administrator\\桌面\\" + fileName + ";" +

//"Extended Properties='Excel 8.0;IMEX=1';";

OleDbConnection objConn = new OleDbConnection(sConnectionString);//建立EXCEL的连接

//说明：程序运行到这里的时候有时会出错“未在本地计算机上注册“Microsoft.ACE.OLEDB.12.0”提供程序”，此时大多数情况下我们只需要去http://download.microsoft.com/download/7/0/3/703ffbcb-dc0c-4e19-b0da-1463960fdcdb/AccessDatabaseEngine.exe下载一个AccessDatabaseEngine.exe安装即可，原因在于你的office没有安装ACCESS组件

objConn.Open();

OleDbCommand objCmdSelect = new OleDbCommand("SELECT * FROM [Sheet1$]", objConn);

OleDbDataAdapter objAdapter1 = new OleDbDataAdapter();

objAdapter1.SelectCommand = objCmdSelect;

DataSet objDataset1 = new DataSet();

objAdapter1.Fill(objDataset1, "XLData");

DataTable dt = objDataset1.Tables[0];

//DataView myView = new DataView(dt);

objConn.Close();//关闭EXCEL的连接

return dt;

}