Time functions

calendar >>

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addtodate

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Modify date number by field.

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Syntax

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r = addtodate(d, q, f)

Input argument

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d

serial datenum.

q

quantile to add to date

f

'year', 'month', 'day', 'hour', 'minute', 'second', or 'millisecond.

Output argument

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r

date number.

Description

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r = addtodate(d, q, f) adds quantity q to the indicated date field f of a scalar serial date number d, returning the updated date number r.

Example

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t = datenum('07-Apr-2008 23:00:00');datevec(t)
t2 = addtodate(t, -2, 'hour');datevec(t2)
t3 = addtodate(t, 4, 'hour');datevec(t3)

See also

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datenum, datevec.

History

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Version	Description
1.0.0	initial version

Author

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Allan CORNET