C# 在ASP.NET中将数据导出和导入到Excel文件时出现问题
我正在使用以下代码将数据表中的数据导入excel文件:C# 在ASP.NET中将数据导出和导入到Excel文件时出现问题,c#,asp.net,C#,Asp.net,我正在使用以下代码将数据表中的数据导入excel文件: public void ExportDataTable(DataTable dt) { string attachment = "attachment; filename=EmployeeList.xls"; HttpContext.Current.Response.Clear(); HttpContext.Current.Response.AddHea
public void ExportDataTable(DataTable dt)
{
string attachment = "attachment; filename=EmployeeList.xls";
HttpContext.Current.Response.Clear();
HttpContext.Current.Response.AddHeader("content-disposition", attachment);
HttpContext.Current.Response.ContentType = "application/vnd.ms-excel";
string sTab = "";
foreach (DataColumn dc in dt.Columns)
{
HttpContext.Current.Response.Write(sTab + dc.ColumnName);
sTab = "\t";
}
HttpContext.Current.Response.Write("\n");
int i;
foreach (DataRow dr in dt.Rows)
{
sTab = "";
for (i = 0; i < dt.Columns.Count; i++)
{
HttpContext.Current.Response.Write(sTab + dr[i].ToString());
sTab = "\t";
}
HttpContext.Current.Response.Write("\n");
}
HttpContext.Current.Response.End();
}
请以我可以导出和导入MSOffice 2003和2007 excel文件的方式解决我的问题
谢谢,
拉吉比尔
public static DataTable excelToDataTable(string file)
{
DataTable dt = new DataTable();
OleDbConnection oledbcn = new OleDbConnection(@"Provider=Microsoft.Jet.OLEDB.4.0;Data Source= Server.MapPath("EmployeeList.xls").ToString(); Extended Properties='Excel 8.0;HDR=Yes;IMEX=1'");
string SheetName = "EmployeeList";
oledbcn.Open();
OleDbCommand cmd = new OleDbCommand(@"SELECT * FROM [" + SheetName + "$]", oledbcn);
OleDbDataAdapter oledbda = new OleDbDataAdapter();
oledbda.SelectCommand = cmd;
oledbda.Fill(dt);
oledbcn.Close();
return dt;
}