How can you make a property optional in swift?


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More Apple iOS Swift Interview Questions

What is the use of break statement in swift language?

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The following code snippet results in a compile time error: struct IntStack { var items = [Int]() func add(x: Int) { items.append(x) // Compile time error here. } } Explain why a compile time error occurs. How can you fix it?

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What is encapsulation in swift?

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How to create a tuple in swift?

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What is lazy stored procedure in swift and when is it used?

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What is $0 in swift?

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What is dynamic keyword in swift?

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Should I use struct or class swift?

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What is viewcontroller in swift?

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What is static function in swift?

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What is the latest version of swfit programming?

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List out what are the control transfer statements used in Swift?

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