Description Usage Arguments Details Examples
Conversion between period specification and codes
1 2 3 | period2code(periods)
code2period(code)
|
periods |
period specification |
code |
period code |
Periods are specified using keywords "day", "month", "year" preceded by an integer and a space and optionally followed by "s" (the specification is further passed to cut.Date
, see cut.Date
for details). To fit in figures and for simplicity, periods can be also specified by codes, i.e. by D
, M
, Y
(for "day", "month" and "year", respectively) and folowed by integer specifying the number of intervals. The functions period2code
and code2period
provide conversion between the two alternatives.
1 2 3 | period2code(c('1 day', '23 days', '3 month', '2 years'))
code2period(c('D1', 'D23', 'M3', 'Y2'))
|
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