Done

arrays.js

@@ -0,0 +1,42 @@
+var chocolateBars = ["snickers", "hundred grand", "kitkat", "skittles"];
+
+function addElementToBeginningOfArray (arr, elem) {
+ var newArray = [elem,...arr]; 
+ return newArray;
+}
+
+function destructivelyAddElementToBeginningOfArray (arr, elem) {
+  arr.unshift(elem); 
+  return arr;
+}
+function addElementToEndOfArray (arr, elem) {
+  var newArray = [...arr, elem]
+  return newArray;
+}
+
+function destructivelyAddElementToEndOfArray (arr, elem) {
+  arr.push(elem);
+  return arr;
+}
+
+function accessElementInArray (arr, i) {
+  return arr[i];
+}
+
+function destructivelyRemoveElementFromBeginningOfArray (arr) {
+  arr.shift();
+  return arr;
+}
+
+function removeElementFromBeginningOfArray (arr) {
+  return arr.slice(1);
+}
+function destructivelyRemoveElementFromEndOfArray (arr) {
+  arr.pop();
+  return arr;
+}
+
+function removeElementFromEndOfArray (arr) {
+  return arr.slice(0, arr.length-1);
+}
+