diff --git a/arrays.js b/arrays.js index e69de29bb2d..b537eb51579 100644 --- a/arrays.js +++ b/arrays.js @@ -0,0 +1,45 @@ +var ingredient1 = "bread" +var ingredient2 = "mild cheese" +var ingredient3 = "sharp cheese" +var ingredient4 = "butter" +var ingredient5 = "tomato" +var ingredient6 = "garlic" + +var chocolateBars = ['snickers', 'hundred grand', 'kitkat', 'skittles'] + +function addElementToBeginningOfArray(array, element) { + var newArray = array; + newArray = [element, ...array] + return newArray +} +function destructivelyAddElementToBeginningOfArray (array, element) { + array.unshift(element) + return array + } +function addElementToEndOfArray(array, element) { + var newArray = array; + 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) { + return array.slice(1); +} +function destructivelyRemoveElementFromEndOfArray(array) { + array.pop(); + return array; +} +function removeElementFromEndOfArray(array) { + return array.slice(0, array.length - 1) +} +