diff --git a/arrays.js b/arrays.js index e69de29bb..3ac48c8a3 100644 --- a/arrays.js +++ b/arrays.js @@ -0,0 +1,46 @@ +//chocolateBars Array +var chocolateBars = ["snickers", "hundred grand", "kitkat", "skittles"] + +//addElementToBeginningOfArray is not destructive +function addElementToBeginningOfArray(array,element){ + return [element, ...array] +} + +//destructivelyAddElementToBeginningOfArray is destructive +function destructivelyAddElementToBeginningOfArray(array, element){ + array.unshift(element) + return array +} + +//addElementToEndOfArray is not destructive +function addElementToEndOfArray(array, element){ + return [...array, element] +} + +//destructivelyAddElementToEndOfArray +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){ + return array.slice(1) +} + +function destructivelyRemoveElementFromEndOfArray(array){ + array.pop() + return array +} + +function removeElementFromEndOfArray(array){ + return array.slice(0,array.length-1) +}