如何在导出的时候有一个保存对话框弹出来?
string filePath = System.Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory) + "\\最新数据.txt";
using (FileStream fileStream = new FileStream(filePath, FileMode.OpenOrCreate))
{
using (StreamWriter streamWriter = new StreamWriter(fileStream, Encoding.Unicode))
{
DataTable dt = new DataTable();
dt = HotelManager.DAL.LoadPaper.GetRecord();
StringBuilder rowWriter = new StringBuilder();
rowWriter.Append("编码\t区\t号\n");
foreach (DataRow row in dt.Rows)
{
rowWriter.Append(row["aNO"].ToString()).Append("\t");
rowWriter.Append(row["ckNO"].ToString()).Append("\t");
rowWriter.Append(row["erUsed"].ToString()).Append("\n");
}
streamWriter.Write(rowWriter.ToString());
}
}
//导出成功