Checks if non-missing POSIXct scalar using
inherits(x, "POSIXct") && length(x) == 1L && !anyNA(x)
Usage
chk_date_time(x, x_name = NULL)
chk_datetime(x, x_name = NULL)
vld_date_time(x)
vld_datetime(x)
Value
The chk_
function throws an informative error if the test fails or
returns the original object if successful so it can used in pipes.
The vld_
function returns a flag indicating whether the test was met.
See also
Other chk_scalars:
chk_date()
,
chk_number()
,
chk_scalar()
,
chk_string()
,
chk_tz()
,
chk_whole_number()
Examples
# chk_date_time
chk_date_time(as.POSIXct("2001-01-02"))
try(chk_date_time(1))
#> Error in eval(expr, envir) :
#> `1` must be a date time (non-missing POSIXct scalar).
# vld_date_time
vld_date_time(as.POSIXct("2001-01-02"))
#> [1] TRUE
vld_date_time(Sys.time())
#> [1] TRUE
vld_date_time(1)
#> [1] FALSE
vld_date_time("2001-01-02")
#> [1] FALSE
vld_date_time(c(Sys.time(), Sys.time()))
#> [1] FALSE