Question

What is the syntax of defining lambda expression?

(a) [capture clause](parameters) -> return_type { body of the function }

(b) [parameters](capture clause) -> return_type { body of the function }

(c) [parameters:capture clause]() -> return_type { body of the function }

(d) [capture clause:parameters]() -> return_type { body of the function }

I had been asked this question in an interview.

My query is from Lambda Expressions topic in portion C++ Advanced of C++

Answer 1

Correct answer is (a) [capture clause](parameters) -> return_type { body of the function }

The best explanation: The correct syntax of defining a lambda expression is given below: