assert_has_duplicates
Does the input have duplicates?
Checks to see if the input has duplicates.
Usage
assert_has_duplicates(x, severity = getOption("assertive.severity", "stop"))
assert_has_no_duplicates(x, severity = getOption("assertive.severity", "stop"))
has_duplicates(x, .xname = get_name_in_parent(x))
has_no_duplicates(x, .xname = get_name_in_parent(x))
Arguments
- x
- Input to check.
- severity
- How severe should the consequences of the assertion be?
Either
"stop"
,"warning"
,"message"
, or"none"
. - .xname
- Not intended to be used directly.
Value
has_duplicates
returns TRUE
ifanyDuplicated
is TRUE
. assert_has_duplicates
returns nothing but
throws an error if has_duplicates
is not TRUE
.
has_no_duplicates
is the negation of has_duplicates
.
See Also
Examples
library(assertive.properties)
x <- sample(10, 100, replace = TRUE)
assert_has_duplicates(x)
has_no_duplicates(x)
Community examples
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