What is nested function in swift?
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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?
Is swift written in c++?
Why swift is faster?
Explain the usage of class and benefits of inheritance.
What is clean swift?
What is observer in swift?
What is the difference between array and nsarray?
Is swift a good language to learn?
What are the most important features of swift?
What is polymorphism in swift?
What is nil-coalescing operator?
What is the difference between swift and objective c?