Which of the following is the correct way to declare a function with an argument label from and a parameter name start of type Int?

easy📝 Syntax Q12 of 15

Swift - Functions

Which of the following is the correct way to declare a function with an argument label from and a parameter name start of type Int?

Afunc move(from: start Int) { }

Bfunc move(from start: Int) { }

Cfunc move(start from: Int) { }

Dfunc move(Int from start) { }

Step-by-Step Solution

Solution:

Step 1: Recall Swift function syntax for labels
The syntax is: func name(argumentLabel parameterName: Type) { }.
Step 2: Match the syntax with given options
func move(from start: Int) { } matches this syntax exactly: func move(from start: Int) { }.
Final Answer:
func move(from start: Int) { } -> Option B
Quick Check:
Argument label before parameter name [OK]

Quick Trick: Argument label comes before parameter name in declaration [OK]

Common Mistakes:

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