How do I show a Save As dialog in WPF?

Question

I have a requirement in WPF/C# to click on a button, gather some data and then put it in a text file that the user can download to their machine. I can get the first half of

Answer 1

Here is some sample code:

string fileText = "Your output text";

SaveFileDialog dialog = new SaveFileDialog()
{
    Filter = "Text Files(*.txt)|*.txt|All(*.*)|*"
};

if (dialog.ShowDialog() == true)
{
     File.WriteAllText(dialog.FileName, fileText);
}