es6-arrow-functions

Question 1

What is the syntax for defining an arrow function?

Answer 1

(parameter) => {code block}

Question 2

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

Answer 2

the return statement is not required

Question 3

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

Answer 3

an arrow function captures the this value of the enclosing context instead of creating its own this context. The value of this is defined when it is being defined.