3. Tip Calculator App
Introducing Swift, Text Fields, Sliders, Outlets, Actions, View Controllers, Event Handling, NSDecimalNumber, NSNumberFormatter and Automatic Reference Counting
Objectives
In this chapter you’ll:
Learn basic Swift syntax, keywords and operators.
Use object-oriented Swift features, including objects, classes, inheritance, functions, methods and properties.
Use NSDecimalNumbers to perform precise monetary calculations.
Create ...
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