check_length {chk} | R Documentation |
Check Length
Description
Checks length of an object.
Usage
check_length(x, values = numeric(0), x_name = NULL)
Arguments
x |
The object to check. |
values |
A flag or a whole numeric vector of the value, value range or possible values. |
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_names()
,
check_values()
Examples
check_length(1)
try(check_length(1, values = FALSE))
try(check_length(1, values = c(10, 2)))
[Package chk version 0.10.0 Index]