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Chapter 2. The Power of Brackets > Objective-C: The Nuts and Bolts for Your iPh...
2.1. Objective-C: The Nuts and Bolts for Your iPhone App
In this section, you'll explore the language used for programming iPhone applications: Objective-C. This chapter won't teach you how to program, but rather will show you the differences between this language and others you might have used. You'll also encounter features that are exclusive to Objective-C.
2.1.1. The Land of Square Brackets
While you were creating your flashlight, you might have noticed this line of code:
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