Description Usage Arguments Value
Determine by date whether to use grib1 or grib2
1 2 3 4 | which_grib(
date = c("2017-04-05", "2017-04-06"),
origin = as.Date("2017-04-06")
)
|
date |
one or more dates as character ("YYYY-mm-dd"), Date or POSIXt |
origin |
the date at which NAM218 switches from grib1 to grib2 |
character vector of length date with elements either 'grib1' or 'grib2'
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