Sets the date format for Date fields that contain time. Examples: - "O", "o" (ISO 8601): 2009-06-15T13:45:30 -> 2009-06-15T13:45:30.0000000Z. - "R", "r" (RFC1123): 2009-06-15T13:45:30 -> Mon, 15 Jun 2009 13:45:30 GMT. - "U" (Universal full date/time pattern.): 2009-06-15T13:45:30 -> Monday, June 15, 2009 8:45:30 PM (en-US).

Sets the default date format for Date fields that contain time. General date/time pattern (short time) is a default format. Example: 2009-06-15T13:45:30 -> 6/15/2009 1:45 PM (en-US).