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You're reading from  Object???Oriented Programming with Swift 2

Product typeBook
Published inJan 2016
Reading LevelIntermediate
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ISBN-139781785885693
Edition1st Edition
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Gaston C. Hillar
Gaston C. Hillar
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Gaston C. Hillar

Gaston C. Hillar is Italian and has been working with computers since he was 8 years old. Gaston has a Bachelor's degree in computer science (graduated with honors) and an MBA. Currently, Gaston is an independent IT consultant and a freelance author who is always looking for new adventures anywhere in the world. He was a senior contributing editor at Dr. Dobb's, and has written more than a hundred articles on software development topics. He has received the prestigious Intel Black Belt Software Developer award eight times. He has written many articles about Java for Oracle Java Magazine. Gaston was also a former Microsoft MVP in technical computing. He lives with his wife, Vanesa, and his two sons, Kevin and Brandon.
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Using type properties to create values shared by all the instances of a class


The LionSuperHero class is a blueprint for lions that are superheroes. This class should inherit from the SuperHero class, but we will forget about inheritance and other super types of superheroes for a while and use the LionSuperHero class to understand the difference between type and instance properties.

We will define the following type properties to store the values that are shared by all the members of the lion superhero group:

  • averageStrength: This is the average strength for the superhero group.

  • averageRunningSpeed: This is the average running speed for the superhero group.

  • attackPower: This is the attack power score for the superhero group.

  • defensePower: This is the defense power score for the superhero group.

  • warriorScore: This is the score that combines the previously mentioned values in a single value that determines the warrior score for the superhero group. It is a calculated type property.

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Object???Oriented Programming with Swift 2
Published in: Jan 2016Publisher: ISBN-13: 9781785885693

Author (1)

author image
Gaston C. Hillar

Gaston C. Hillar is Italian and has been working with computers since he was 8 years old. Gaston has a Bachelor's degree in computer science (graduated with honors) and an MBA. Currently, Gaston is an independent IT consultant and a freelance author who is always looking for new adventures anywhere in the world. He was a senior contributing editor at Dr. Dobb's, and has written more than a hundred articles on software development topics. He has received the prestigious Intel Black Belt Software Developer award eight times. He has written many articles about Java for Oracle Java Magazine. Gaston was also a former Microsoft MVP in technical computing. He lives with his wife, Vanesa, and his two sons, Kevin and Brandon.
Read more about Gaston C. Hillar