Ahh, that is interesting. So...if it's not an int index then it's looking for a specific Object? This seems like a good Java interview question - pretty tricky IMO.
Yep! Integer is a subclass of Object, so Java assumes you're looking for a specific Integer object in your ArrayList, even if the actual subclass is something totally different, like Character.
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Ahh, that is interesting. So...if it's not an
intindex then it's looking for a specificObject? This seems like a good Java interview question - pretty tricky IMO.Yep!
Integeris a subclass ofObject, so Java assumes you're looking for a specificIntegerobject in your ArrayList, even if the actual subclass is something totally different, likeCharacter.