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Template std.datetime.Interval.shift
Shifts the interval forward or backwards in time by the given duration
(a positive duration shifts the interval forward; a negative duration
shifts it backward). Effectively, it does begin += durationend += duration
Arguments
template shift(D);
Functions
| Function name | Description |
|---|---|
| shift |
Parameters
| Name | Description |
|---|---|
| duration | The duration to shift the interval by. |
Throws
DateTimeException this interval is empty or if the resulting
interval would be invalid.
Examples
auto interval1 = Interval!Date(Date(1996, 1, 2), Date(2012, 4, 5)); auto interval2 = Interval!Date(Date(1996, 1, 2), Date(2012, 4, 5)); interval1.shift(dur!"days"(50)); assert(interval1 == Interval!Date(Date(1996, 2, 21), Date(2012, 5, 25))); interval2.shift(dur!"days"(-50)); assert(interval2 == Interval!Date(Date(1995, 11, 13), Date(2012, 2, 15)));
Authors
Jonathan M Davis and Kato Shoichi