Check Time Zone
Checks if non-missing valid scalar timezone using
is.character(x) && length(x) == 1L && !anyNA(x) && x %in% OlsonNames()
chk_tz(x, x_name = NULL) vld_tz(x)
x |
The object to check. |
x_name |
A string of the name of object x or NULL. |
The chk_ function throws an informative error if the test fails.
The vld_ function returns a flag indicating whether the test was met.
vld_tz: Validate Time Zone
Other chk_scalars:
chk_date_time(),
chk_date(),
chk_number(),
chk_scalar(),
chk_string(),
chk_whole_number()
chk_tz("UTC")
try(chk_tz("TCU"))
vld_tz("UTC")
vld_tz("TCU")Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.