what is IEnumerable ? Exposes an enumerator, which supports a simple iteration over a non-generic collection. For calling this class method in void Main. Output:-
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Lists and arrays implement IList. This interface is an abstraction that allows list types to be used with through a single reference type. Properties of IList Few popular property of IList interface is given below. Count:- It will return number of object in List IsReadOnly:- This property will indicate whether the IList is read-only or not. Item:- It will return the particular Item of specified index. Example :- For calling this class method in void Main. Final Output :-