checking YYYYY-mm-dd format of date variables

checking YYYYY-mm-dd format of date variables

Usage

is_ISO8601(date_col)

Arguments

date_col

character vector, vector containing dates to check

Value

boolean, when TRUE all values of date_col are in the required format, when FALSE at least one is not in required format

Examples

if (FALSE) { # \dontrun{
is_ISO8601(c("2023-04-01", "2022-12-31"))
} # }