diff --git a/arrays.js b/arrays.js index e69de29bb..7c2c6dbcb 100644 --- a/arrays.js +++ b/arrays.js @@ -0,0 +1,36 @@ +var chocolateBars = ["snickers", "hundred grand", "kitkat", "skittles"]; +function addElementToBeginningOfArray(array, element) { + var newArray = [element, ...array] + return newArray +} +function destructivelyAddElementToBeginningOfArray(array, element) { + array.unshift(element) + return array +} +function addElementToEndOfArray(array, element) { + var newArray = [...array, element] + return newArray +} +function destructivelyAddElementToEndOfArray(array, element) { + array.push(element) + return array +} +function accessElementInArray(array, index) { + return array[index] +} +function destructivelyRemoveElementFromBeginningOfArray(array) { + array.shift() + return array +} +function removeElementFromBeginningOfArray(array) { + array = array.slice(1) + return array +} +function destructivelyRemoveElementFromEndOfArray(array) { + array.pop() + return array +} +function removeElementFromEndOfArray(array) { +array = array.slice(0, array.length - 1) + return array +}