July 2015
Intermediate to advanced
1300 pages
87h 27m
English
You implement the IEnumerable interface each time you want your class to support For..Each loops. Each time you iterate an object (typically a collection) using For Each, it is because that object implements IEnumerable. The .NET Framework offers lots of collections (including generic ones) and enables you to create custom collections inheriting from built-in ones; therefore, implementing IEnumerable will probably be spared for you. It’s important to understand how the interface works, especially for its intensive usage when working with LINQ. IEnumerable provides one method, named GetEnumerator, which generally is implemented as follows:
Public Function GetEnumerator() As System.Collections.IEnumerator ...