DD-MM-YYYY is what is most commonly used in Europe, and in my opinion it is perfectly acceptable and logical to use.
But YYYY-MM-DD does have one major benefit that makes it extremely useful for archival purposes. When you sort it alphabetically, it also sorts correctly by date.
You can even keep going and use YYYY-MM-DD HH:mm:SS…
DD-MM-YYYY is what is most commonly used in Europe, and in my opinion it is perfectly acceptable and logical to use.
But YYYY-MM-DD does have one major benefit that makes it extremely useful for archival purposes. When you sort it alphabetically, it also sorts correctly by date.
You can even keep going and use YYYY-MM-DD HH:mm:SS…