If the first digit of the two-digit year is 7, 6, 5, 4, 3, 2, 1, or 0,
meaning that the date refers to the first 80 years of the century, this
assumes we are talking about the 21st century and prepend '20' when
creating the ISO Date String. Otherwise, it assumes we are talking
about the 20th century, and prepend '19' when creating the string.
Decodes a https://dlang.org/phobos/std_datetime_date.html#.DateTime, DateTime. The value is just the ASCII character representation of the UTC-formatted timestamp.
An UTC Timestamp looks like:
If the first digit of the two-digit year is 7, 6, 5, 4, 3, 2, 1, or 0, meaning that the date refers to the first 80 years of the century, this assumes we are talking about the 21st century and prepend '20' when creating the ISO Date String. Otherwise, it assumes we are talking about the 20th century, and prepend '19' when creating the string.