check_vector | R Documentation |
Check Atomic Vector
check_vector(
x,
values = NULL,
length = NA,
unique = FALSE,
sorted = FALSE,
named = NA,
attributes = named,
names = TRUE,
class = TRUE,
only = FALSE,
x_name = substitute(x),
error = TRUE
)
x |
The object to check. |
values |
NULL or a vector specifying the values. |
length |
A flag indicating whether x should have elements (versus no elements) or a missing value indicating no requirements or a count or count range of the number of elements or a count vector of the permitted number of elements. |
unique |
A flag indicating whether the values must be unique. |
sorted |
A flag indicating whether the vector must be sorted. |
named |
A flag indicating whether the vector must be named or unnamed or NA if it doesn't matter. |
attributes |
A flag indicating whether the vector must or must not have attributes or NA if it doesn't matter. |
names |
A flag specifying whether names should be considered an attribute. |
class |
A flag specifying whether class should be considered an attribute. |
only |
A flag indicating whether only the actual values are permitted. It only affects values with two or less non-missing elements. |
x_name |
A string of the name of the object x. |
error |
A flag indicating whether to throw an informative error or immediately generate an informative message if the check fails. |
An invisible copy of x (if it doesn't throw an error).
check_vector(2:1, length = 3, sorted = TRUE, named = TRUE, error = FALSE)
check_vector(c("one", "two", "four"), values = c("one", "two", "two"), error = FALSE)
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