Check Unique
Checks if unique using
!anyDuplicated(x, incomparables = incomparables)
chk_unique(x, incomparables = FALSE, x_name = NULL) vld_unique(x, incomparables = FALSE)
x |
The object to check. |
incomparables |
A vector of values that cannot be compared. FALSE means that all values can be compared. |
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_unique: Validate Unique
Other chk_misc:
chk_match(),
chk_named(),
chk_not_any_na(),
chk_not_empty(),
chk_sorted()
# chk_unique chk_unique(c(NA, 2)) try(chk_unique(c(NA, NA, 2))) chk_unique(c(NA, NA, 2), incomparables = NA) # vld_unique vld_unique(NULL) vld_unique(numeric(0)) vld_unique(c(NA, 2)) vld_unique(c(NA, NA, 2)) vld_unique(c(NA, NA, 2), incomparables = NA)
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