(* Validate a date in the form "yyyy[/mm[/dd]]". Returns a (yyyy, mm, dd)
* tuple with missing fields set to 0. If the string doesn't parse or the
* date isn't valid, then raises Not_found.
(* Validate a date in the form "yyyy[/mm[/dd]]". Returns a (yyyy, mm, dd)
* tuple with missing fields set to 0. If the string doesn't parse or the
* date isn't valid, then raises Not_found.