SaveCsvAsync(Stream,TextFileSaveFlags) Method

Saves the CSV (comma-separated values) file asynchronously.

Syntax

Visual Basic
C#

'Declaration
 
Public Overloads Function SaveCsvAsync( _
   ByVal stream As Stream, _
   ByVal flags As TextFileSaveFlags _
) As IAsyncAction

'Usage
 
Dim instance As Worksheet
Dim stream As Stream
Dim flags As TextFileSaveFlags
Dim value As IAsyncAction
 
value = instance.SaveCsvAsync(stream, flags)

public IAsyncAction SaveCsvAsync( 
   Stream stream,
   TextFileSaveFlags flags
)

Parameters

stream: The stream to which to save the content.
flags: The export flags.

Example

This example uses the SaveCsvAsync method.

C#
VB.NET

private async void Button_Click_1(object sender, RoutedEventArgs e)
        {
            try
            {
                var filePicker = new Windows.Storage.Pickers.FileSavePicker();
                filePicker.FileTypeChoices.Add("CSV Files", new List<string>() { ".csv" });
                filePicker.SuggestedFileName = "New SpreadSheet File";
                Windows.Storage.StorageFile storageFile = await filePicker.PickSaveFileAsync();
                if (storageFile != null)
                {
                    using (var stream = await storageFile.OpenStreamForWriteAsync())
                    {
                        var fileName = storageFile.FileType.ToUpperInvariant();
                        await gcSpreadSheet1.Sheets[0].SaveCsvAsync(stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.None);
                //await gcSpreadSheet1.Sheets[0].SaveCsvAsync(stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.None, System.Text.Encoding.UTF8);
                //await gcSpreadSheet1.Sheets[0].SaveCsvAsync(0, 0, 5, 5, stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.None);
                //await gcSpreadSheet1.Sheets[0].SaveCsvAsync(0, 0, 5, 5, stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.None, System.Text.Encoding.UTF8);
                //await gcSpreadSheet1.SaveCSVAsync(0, stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.AsViewed);
                //await gcSpreadSheet1.SaveCSVAsync(0, stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.AsViewed, System.Text.Encoding.UTF8);
                    }
                }
            }
            catch (Exception ex)
            {
                Windows.UI.Popups.MessageDialog dialog = new Windows.UI.Popups.MessageDialog(ex.Message, "Error");
                dialog.ShowAsync();
            }           
        }

Private Async Sub Button_Click_1(sender As Object, e As RoutedEventArgs)
        Try
            Dim filePicker As New Windows.Storage.Pickers.FileSavePicker()
            filePicker.FileTypeChoices.Add("CSV Files", New List(Of String)() From {".csv"})
            filePicker.SuggestedFileName = "New SpreadSheet File"
            Dim storageFile As Windows.Storage.StorageFile = Await filePicker.PickSaveFileAsync()
            If storageFile IsNot Nothing Then
                Using stream = Await storageFile.OpenStreamForWriteAsync()
                    Dim fileName = storageFile.FileType.ToUpperInvariant()                    
            await GcSpreadSheet1.Sheets(0).SaveCsvAsync(stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.AsViewed)
            'await GcSpreadSheet1.Sheets(0).SaveCsvAsync(stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.AsViewed, System.Text.Encoding.UTF8)
            'await GcSpreadSheet1.Sheets(0).SaveCsvAsync(0, 0, 5, 5, stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.AsViewed)
            'await GcSpreadSheet1.Sheets(0).SaveCsvAsync(0, 0, 5, 5, stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.AsViewed, System.Text.Encoding.UTF8)
            'await GcSpreadSheet1.SaveCSVAsync(0, stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.AsViewed)
            'await GcSpreadSheet1.SaveCSVAsync(0, stream, GrapeCity.Xaml.SpreadSheet.Data.TextFileSaveFlags.AsViewed, System.Text.Encoding.UTF8)
                End Using
            End If
        Catch ex As Exception
            Dim dialog As Windows.UI.Popups.MessageDialog = New Windows.UI.Popups.MessageDialog(ex.Message, "Error")
            dialog.ShowAsync()
        End Try
    End Sub

Reference

Worksheet Class
Worksheet Members
Overload List