This function is similar to DateTime.from_iso8601
(with first being G_DATE_YEAR, second being G_DATE_MONTH, third
being G_DATE_DAY and sep being '-') but allows one to specify the expected date format.
| value |
a string to be parsed |
| first |
a DateDMY specifying which of year, month or day appears first (in the
first bytes) in |
| second |
a DateDMY specifying which of year, month or day appears second (in the
first bytes) in |
| third |
a DateDMY specifying which of year, month or day appears third (in the
first bytes) in |
| sep |
specifies the expected separator character between year, month and day (for example '-') |
|
a new DateTime if |