check_names {chk} | R Documentation |
Check Names
Description
Checks the names of an object.
Usage
check_names(
x,
names = character(0),
exclusive = FALSE,
order = FALSE,
x_name = NULL
)
Arguments
x |
The object to check. |
names |
A character vector of the required names. |
exclusive |
A flag specifying whether x must only contain the required names. |
order |
A flag specifying whether the order of the required names in x must match the order in names. |
x_name |
A string of the name of object x or NULL. |
Value
An informative error if the test fails or an invisible copy of x.
See Also
Other check:
check_data()
,
check_dim()
,
check_dirs()
,
check_files()
,
check_key()
,
check_values()
Examples
x <- c(x = 1, y = 2)
check_names(x, c("y", "x"))
try(check_names(x, c("y", "x"), order = TRUE))
try(check_names(x, "x", exclusive = TRUE))
[Package chk version 0.9.2 Index]