The following code shows how to format column values using the standard format strings. Values in the colPayment column are formatted as a currency amount, values in the colPurchaseDate column are formatted using the Long Date Pattern.
The result is shown below:
using DevExpress.Utils;
// ...
colPayment.DisplayFormat.FormatType = FormatType.Numeric;
colPayment.DisplayFormat.FormatString = "c2";
colPurchaseDate.DisplayFormat.FormatType = FormatType.DateTime;
colPurchaseDate.DisplayFormat.FormatString = "D";
Imports DevExpress.Utils
' ...
colPayment.DisplayFormat.FormatType = FormatType.Numeric
colPayment.DisplayFormat.FormatString = "c2"
colPurchaseDate.DisplayFormat.FormatType = FormatType.DateTime
colPurchaseDate.DisplayFormat.FormatString = "D"