Swift 4 Protocol-Oriented Programming :Swift as Object-Oriented Programming Lang|packtpub.com

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Swift provides full support for developing applications in an object-oriented way. Prior to Swift 2, Swift is primarily an object-oriented language in the same way as Java and C#. Here, we will be designing the vehicle types in an object-oriented way and looking at the advantages and the disadvantages of this design.
• Look at the basic class diagram that shows how we would design the vehicle class hierarchy
• Create a TerrainType enumeration that will be used to define the different vehicle
• Create some getter methods that will retrieve the values of the properties.

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