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Object-oriented Programming in C#
Data Access, Properties, and Methods
* Accessing Data in Objects
Indirect data access
Overview of data access in C#
* Properties
Properties - Basic Use
Properties - Tricky Use
Properties in C#
Properties: Class Point with polar coordinates
Automatic Properties
Object Initialization via Properties
Summary of properties in C#
* Indexers
Indexers in C#
Associative Arrays
Example of associating Person with BankAccount
Summary of indexers in C#
* Methods
Methods in C#
Local variables in methods
Parameters
Value Parameters
Passing references as value parameters
Passing structs as value parameters
Reference Parameters
Output Parameters
Use of ref and out parameters in OOP
Parameter Arrays
Extension Methods
Methods versus Properties versus Indexers
Example of associating Person with BankAccount
An associative array that maps Person objects to their BankAccount
The class Person.
The class BankAccount - without owner.
The class PersonAccountPair.
The class Accounts - the associative array class.
A client of Accounts.
In real life, this program would be written with use of
Dictionary<Person,BankAccount>
