custom-collection
You are developing a custom-collection class.
You need to create a method in your class. You need to ensure that the method you create in
your class returns a type that is compatible with the Foreach statement. Which criterion should
the method meet?
Select Answer:
The method must return a type of either IEnumerator or IEnumerable.
The method must return a type of IComparable.
The method must explicitly contain a collection.
The method must be the only iterator in the class
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