es6-arrow-functions-Q&A

Question 1

What is the syntax for defining an arrow function?

Answer 1

parameters => {expression}

(parameter1, parameter2) => {expression}

Question 2

When an arrow function’s body is left without curly braces, what changes in its functionality?

Answer 2

If theres no curly braces around the expression the function will be implicitly returned

Question 3

How is the value of this determined within an arrow function?

Answer 3

This will be defined by the parent scope