Functions

Question 1

Basic Function Declaration

Answer 1

function functionName(parameter) {
     //do stuff;
}

Question 2

Calling a function

Answer 2

functionName(argument);

Question 3

Function Expression

Answer 3

const functionName = function(parameterOne, parameterTwo) {
     //do stuff;
}

Question 4

Fat Arrow Function

Answer 4

const functionName = (parameterOne, parameterTwo) => {
     //do stuff;
}

Question 5

Default Parameter

Answer 5

function functionName (default = 'This is the default') {
     //do stuff;
}

Question 6

Concise Body Function, Zero Parameters

Answer 6

const functionName = () => {};
-Parentheses required

Question 7

Concise Body Function, One Parameter

Answer 7

const functionName = parameterOne => {};
-No parentheses required

Question 8

Concise Body Function, Two or more Parameters

Answer 8

const functionName = (parameterOne, parameterTwo) => {};
-Parentheses required

Question 9

Concise Body Function, Single Line Block

Answer 9

const functionName = parameter => parameter + 2;
-No curly braces required

Question 10

Concise Body Function,

Multi-line Block

Answer 10

const functionName = parameter => {
     const sum = parameter + 2;
     return sum;
}
-Curly braces required