4.7. Summary
This chapter began with an examination of several C# keywords that allow you to build custom methods. Recall that by default, parameters are passed by value; however, you may pass a parameter by reference if you mark it with ref. or out. You also learned about the role of optional or named parameters and how to define and invoke methods taking parameter arrays.
Once we investigated the topic of method overloading, the bulk of this chapter examined several details regarding how arrays, enumerations, and structures are defined in C# and represented within the .NET base class libraries. Along the way, you examined several details regarding value types and reference types, including how they respond when passing them as parameters to ...
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