Concatenate dates formatted as yyyyMm or yyyy.m to obtain period
Arguments
- dat1
date of period start (string: yyyyMm or yyyy.m)
- dat2
date of period end (string: yyyyMm or yyyy.m)
Value
string containing date range
Examples
pm("2010M1", "2020M4")
#> [1] "2010-01-01/2020-04-01"
pm(2010.1, 2020.4)
#> [1] "2010-01-01/2020-04-01"
pm(2010.1, )
#> [1] "2010-01-01/"
pm(, 2010.1)
#> [1] "/2010-01-01"