View source: R/validation-helpers.R
validateIsOfLength | R Documentation |
Check if objects have expected length
validateIsOfLength(object, nbElements)
object |
An object or a list of objects |
nbElements |
number of elements that are supposed in object |
If validations are successful, NULL
is returned. Otherwise, error is
signaled.
# returns `NULL` if of objects are of specified length validateIsOfLength(list(1, 2), 2L) # error otherwise # validateIsOfLength(c("3", "4"), 3L)
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