diff --git a/README.md b/README.md index 422cf4c2..d74d5325 100644 --- a/README.md +++ b/README.md @@ -1,4 +1,10 @@ -# JavaScript Arrays +var chocolateBars = ["snickers", "hundred grand", "kitkat", "skittles"]; + +console.log(chocolateBars); + +function addElementToBeginningOfArray(array, element){ + return ['${element}', ...array]; +}# JavaScript Arrays ## Objectives diff --git a/arrays.js b/arrays.js index e69de29b..68984118 100644 --- a/arrays.js +++ b/arrays.js @@ -0,0 +1,59 @@ +var chocolateBars = ["snickers", "hundred grand", "kitkat", "skittles"]; + +function addElementToBeginningOfArray(array, element){ + return [element, ...array]; +} + +addElementToBeginningOfArray(chocolateBars,"Heath"); + +function destructivelyAddElementToBeginningOfArray(array, element){ + array.unshift(element); + return array; +} + +destructivelyAddElementToBeginningOfArray(chocolateBars, "Heath"); + +function addElementToEndOfArray(array, element){ + return [ ...array, element]; +} + +addElementToEndOfArray(chocolateBars,foo); + +function destructivelyAddElementToEndOfArray(array, element){ + array.push(element); + return array; +} + +destructivelyAddElementToEndOfArray(chocolateBars,"Heath"); + +function accessElementInArray(array, index){ + return array[index]; +} + +accessElementInArray(chocolateBars, 3) + +function destructivelyRemoveElementFromBeginningOfArray(array){ + array.shift(); + return array; +} + +destructivelyRemoveElementFromBeginningOfArray(chocolateBars); + +function removeElementFromBeginningOfArray(array){ + return array.slice(1); +} + +removeElementFromBeginningOfArray(chocolateBars); + +function destructivelyRemoveElementFromEndOfArray(array){ +array.pop(); +return array; +} + +destructivelyRemoveElementFromEndOfArray(chocolateBars); + +function removeElementFromEndOfArray(array){ + return array.slice(0, array.length -1); +} + +removeElementFromEndOfArray(chocolateBars);