Tutorial by Examples

A common use-case for iterators is to perform some operation over a collection of numbers. The example below demonstrates how each element within an array of numbers can be individually printed out to the console. This is possible because arrays implement the IEnumerable interface, allowing clients...

Iterators produce enumerators. In C#, enumerators are produced by defining methods, properties or indexers that contain yield statements. Most methods will return control to their caller through normal return statements, which disposes all state local to that method. In contrast, methods that use y...