Explain some common features of protocols & superclasses.
Is swift object oriented programming?
What is optional chaining?
Explain what is half-open range operator?
How to write a multiple line comment in swift?
Is swift memory safe?
Is swift object oriented?
What is a guard statement?
Who created swift?
What is nil-coalescing operator?
Is swift easier than python?
What is better swift or objective c?
What is singleton in swift?
Are arrays structs in swift?
What are the control transfer statements that are used in ios swift?