IRIS Toolbox Reference Manual
datdiff
Number of periods between two dates with check for date frequency
Syntax
D = datdiff(D1,D2)
D1
, D2
[ numeric ] - IRIS dates of vectors of IRIS dates.
Output arguments
D
[ numeric ] - Number of periods between D1
and D2
, positive for D1
greater than D2
, negative for D1
smaller than D2
, or NaN for dates of different frequencies.
Description
Example
d1 = mm(2010,12);
d2 = mm(2011,12);
datdiff(d1,d2)
ans =
-12
datdiff(d2,d1)
ans =
12
d3 = yy(2011);
datdiff(d1,d3)
ans =
NaN
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