220 Notes

push()

Add one or more elements to the end of an array and have it return the new length of the array.

const numbers = [1,2,3] numbers.push(4,5)

pop()

Removes the last element from array and returns that element

const numbers = [1,2,3] numbers.pop()

shift()

Removes the first element from array and returns that element const numbers = [1,2,3] numbers.shift()

unshift()

Adds one or more elements to the beginning of the array and returns the new length of the array.

const numbers = [1,2,3] numbers.unshift(-1, 0)

find()

Returns the value of the first element in the array which satifies the provided condition, otherwise undefined is returned.

const numbers = [1,2,3,4,5] const foundNum = numbers.find((num) => num > 3)