Hi, I have very little C# programming experience and it would be much appreciated if you could help me with this problem.
Currently I am using file dialogue control and browsing my computer to find and upload a csv file that i want to display in gridview, however i want to read a csv file which will be stored in the app_data folder and display it in gridview when I click on
a page. I understand that the code should be in page_load event but i dont know how to do it. My code is shown below:
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
if (FileUpload1.PostedFile.FileName == string.Empty)
{
lblMsg.Visible = true;
return;
}
else
{
string[] FileExt = FileUpload1.FileName.Split('.');
string FileEx = FileExt[FileExt.Length - 1];
if (FileEx.ToLower() == "csv")
{
//save the file
FileUpload1.SaveAs(Serve ...
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