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Why Program Using Optionals in Swift (Episode 27)
Manage episode 155049372 series 1144178
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Why Program Using Optionals in Swift (Video Tutorial Podcast Episode 27)
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In this Swift video tutorial, we’ll discuss the how’s and why’s of programming optional variables in any of your iOS or tvOS apps or games. Optionals allow you to test if a variable is nil or not. We’ll go over testing for nil values, then safely forcing a value from an optional variable.
Hosts: Justin Dike, Clevon O’Doul
70 episodes
Manage episode 155049372 series 1144178
![CartoonSmart Podcast Thumbnail](https://cartoonsmartstreaming.s3.amazonaws.com/wp-content/uploads/2016/05/04222500/Podcast-Thumbnail.jpg)
Why Program Using Optionals in Swift (Video Tutorial Podcast Episode 27)
Watch Fullscreen
In this Swift video tutorial, we’ll discuss the how’s and why’s of programming optional variables in any of your iOS or tvOS apps or games. Optionals allow you to test if a variable is nil or not. We’ll go over testing for nil values, then safely forcing a value from an optional variable.
Hosts: Justin Dike, Clevon O’Doul
70 episodes
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