C# LanguageIEnumerable


Introduction

IEnumerable is the base interface for all non-generic collections like ArrayList that can be enumerated. IEnumerator<T> is the base interface for all generic enumerators like List<>.

IEnumerable is an interface which implements the method GetEnumerator. The GetEnumerator method returns an IEnumerator which provides options to iterate through the collection like foreach.

Remarks

IEnumerable is the base interface for all non-generic collections that can be enumerated