Specifies the format for parsed and displayed dates (m - month of year (no leading zero), mm - month of year (two digit), M - month name short, MM - month name long, d - day of month (no leading zero), dd - day of month (two digit), y - year (two digit), yy - year (four digit).

Default value

Blank – Uses the localised default as defined in the current std_messages file (see 3.10 Localization for details).

Valid values

Any string using formatting characters described above.