What is the function of swift?
What is the purpose of swift?
What is hashable in swift?
How does closure work in swift?
What is nsmutablearray in swift?
How many types of closures are there in swift?
Is swift thread safe?
What is subscript in swift?
What is mutating keyword in swift?
Is swift compiled or interpreted?
What is static function in swift?
What is extension in swift?
What is category in swift?
What are swift categories?
Does swift have a runtime?