Microsoft Visual C# Step by Step, 10th Edition

Chapter 16

Handling binary data and using indexers

After completing this chapter, you will be able to:

• Explain the purpose of indexers and create and use indexers to encapsulate logical array-like access to an object.

• Control read and write access to indexers by declaring accessors.

• Create interfaces that declare indexers.

• Implement indexers in structures and classes that inherit from interfaces.

Chapter 15, “Implementing properties to access fields,” described how to implement and use properties as a means of providing controlled access to the fields in a class. Properties are useful for mirroring fields that contain a single value. However, indexers are invaluable if you want to provide access to items that contain multiple values, and to ...