| instanceIDs | IDs of Object instances. |
| validArray | Array of bools indicating whether a given instance ID corresponds to a valid Object. |
Translates an array of instance IDs to an array of bools indicating whether a given instance ID from instanceIDs corresponds to a valid Object.
instanceIDs and validArray must be of the same length. The value at each index in validArray corresponds with the instance ID at the same index in instanceIDs.