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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