prepend headers to my csv file

Question

I want to prepend headers to my CSV File as to let the data reflect the headings. How would I go about this without having to add it each time writing to the file? Meaning I onl

Answer 1

Here is the short version that will even properly handle values that contain , and ":

dataGridView1.ClipboardCopyMode = DataGridViewClipboardCopyMode.EnableAlwaysIncludeHeaderText;
dataGridView1.RowHeadersVisible = false;  // the row headers column is copied too if visible
dataGridView1.SelectAll();                // only the selected cells are used (the Windows Clipboard is not used)

DataObject dataObject = dataGridView1.GetClipboardContent();      // 4 Data Formats: Text,Csv,HTML Format,UnicodeText
File.WriteAllText("1.csv", dataObject.GetData("Csv") as string);  // DataFormats.CommaSeparatedValue = "Csv"

//string html = Encoding.ASCII.GetString((dataObject.GetData("HTML Format") as MemoryStream).ToArray()); // just the HTML Clipboard Format is in a MemoryStream