Date Format, C#

Date Fromat	Output
dd-MMM-yyyy	15-Feb-2010
dd-MM-yyyy	15-02-2010
dd-MMM-yyyy hh:mm:ss	15-Feb-2010 11:25:56
dd-MMM-yyyy hh:mm tt	15-Feb-2010 11:25 AM
dd-MMM-yy	15-Feb-10
MMM dd, yyyy	Feb 15, 2010
MMMM dd, yyyy	April 15, 2010

Example:
DateTime objDt = DateTime.Now;
objDt.ToString("dd-MMM-YYYY") = 15-Feb-2010