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version 2.109.1

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std.datetime.date.DateTime.yearBC - multiple declarations

Function DateTime.yearBC

Year B.C. of the Gregorian Calendar counting year 0 as 1 B.C.

short yearBC() pure @property @safe const;

Throws

DateTimeException if isAD is true.

Example

writeln(DateTime(Date(0, 1, 1), TimeOfDay(12, 30, 33)).yearBC); // 1
writeln(DateTime(Date(-1, 1, 1), TimeOfDay(10, 7, 2)).yearBC); // 2
writeln(DateTime(Date(-100, 1, 1), TimeOfDay(4, 59, 0)).yearBC); // 101

Function DateTime.yearBC

Year B.C. of the Gregorian Calendar counting year 0 as 1 B.C.

void yearBC (
  int year
) pure @property @safe;

Parameters

NameDescription
year The year B.C. to set this DateTime's year to.

Throws

DateTimeException if a non-positive value is given.

Example

auto dt = DateTime(Date(2010, 1, 1), TimeOfDay(7, 30, 0));
dt.yearBC = 1;
writeln(dt); // DateTime(Date(0, 1, 1), TimeOfDay(7, 30, 0))

dt.yearBC = 10;
writeln(dt); // DateTime(Date(-9, 1, 1), TimeOfDay(7, 30, 0))

Authors

Jonathan M Davis

License

Boost License 1.0.