is.Item | R Documentation |
Item-class
Check whether an object is an Item-class
Check whether an object is an Itempool-class
object
Check whether an object is a Testlet-class
object
is.Item(x) is.Itempool(x) is.Testlet(x)
x |
an object that is checked for being a member of 'Testlet' class |
Emre Gonulates
i1 <- item(a = 1, b = 2) is.Item(i1) # Alternatively: is(i1, "Item") # Not an item: is.Item("abc")
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