Create a variable of some name (you pick) and assign it a key/value pair of number:234. Then
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Create a variable of some name (you pick) and assign it a key/value pair of “number”:234. Then print the value for the key “number” in that Dictionary.
2. Create of Optional Binding to unwrap the value of an Optional variable using ‘let’, ‘guard’, and ‘switch’.
3. Create an example of using the Nil-Coalescing operator
Swift programming questions
Related Book For
Income Tax Fundamentals 2013
ISBN: 9781285586618
31st Edition
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
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