What is an optional in swift?
No Answer is Posted For this Question
Be the First to Post Answer
Is swift a good language?
What is difference between single and double, in swift?
Is swift an oop?
What are the advantages of using swift?
Explain the difference between let and var in swift programming?
What is dynamic dispatch swift?
How can we define a base class in swift?
How will you connect ui?
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?
Why do we use swift? Mention some advantages of swift?
What is forced unwrapping? Why is it potentially unsafe?
What is forced unwrapping?