diff --git a/arrays.js b/arrays.js index e69de29bb2..f7fa73962b 100644 --- a/arrays.js +++ b/arrays.js @@ -0,0 +1,44 @@ +var chocolateBars = ["snickers", "hundred grand", "kitkat", "skittles"] + +function addElementToBeginningOfArray(array,element){ + return ["element", ...array]; +} + +function destructivelyAddElementToBeginningOfArray(array,element){ + var alteredArray = array.unshift(element); + return alteredArray; +} + +function addElementToEndOfArray(array,element){ + var newArray = [...array,element]; + return newArray; +} + +function destructivelyAddElementToEndOfArray(array,element){ + return array.push(element); + +} + +function accessElementInArray(array,index){ + return array[index]; +} + +function destructivelyRemoveElementFromBeginningOfArray(array){ + var shiftedArray = array.shift(); + return array; +} + +function removeElementFromBeginningOfArray(array){ + var slicedArray = array.slice(1); + return slicedArray; +} + +function destructivelyRemoveElementFromEndOfArray(array){ + var popedArray = array.pop(); + return array; +} + +function removeElementFromEndOfArray(array){ + var lastElementSliced = array.slice(0, array.length-1); + return lastElementSliced; +}