Gets the minimal number of days _in the first week.
!(p)
The number of days considered to define the first week of a month or year
varies by culture.
For example, the ISO-8601 requires 4 days (more than half a week) to
be present before counting the first week.
@return the minimal number of days _in the first week of a month or year, from 1 to 7
Gets the minimal number of days _in the first week. !(p) The number of days considered to define the first week of a month or year varies by culture. For example, the ISO-8601 requires 4 days (more than half a week) to be present before counting the first week.
@return the minimal number of days _in the first week of a month or year, from 1 to 7