Array Methods

Question 1

ForEach

Answer 1

Executes callback for each element in array

Question 2

map()

Answer 2

Creates and returns a new array based off callback

Question 3

filter()

Answer 3

Returns a new array with whatever elements pass the filter criteria set in the callback function

Question 4

includes()

Answer 4

Returns true or false if search parameter exists in array

Question 5

find()

Answer 5

Returns the first element in array that passes the callback testing function

Question 6

fill()

Answer 6

Mutates an array putting a value at a certain index based on a range