What are classes in swift?
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What is difference between xcode and swift?
The String struct doesn’t provide a count or length property or method to count the number of characters it contains. Instead a global countElements<T>() function is available. When applied to strings, what’s the complexity of the countElements function: O(1) O(n) and why?
What are the new feature in swift 4.0?
List some control transfer statements used in swift?
What is asynchronous in swift?
How to declare an empty dictionary in swift?
What is difference between any and anyobject in swift?
What is dynamic dispatch swift?
Why swift is safe?
What is category in swift?
What are regular expression and responder chain in swift?
What is closure in swift?