bloominstituteoftechnology · sashat14 · Aug 7, 2018
diff --git a/.vscode/settings.json b/.vscode/settings.json
@@ -0,0 +1,2 @@
+{
+}
diff --git a/assignments/array-methods.js b/assignments/array-methods.js
@@ -56,21 +56,33 @@ const runners = [{"id":1,"first_name":"Charmain","last_name":"Seiler","email":"c
 // ==== Challenge 1: Use .forEach() ====
 // The event director needs both the first and last names of each runner for their running bibs.  Combine both the first and last names into a new array called fullName. 
 let fullName = [];
+runners.forEach(function(obj){
+    console.log(obj.first_name + " " + obj.last_name);
+})
 console.log(fullName);
 
 // ==== Challenge 2: Use .map() ====
 // The event director needs to have all the runner's first names converted to uppercase because the director BECAME DRUNK WITH POWER. Convert each first name into all caps and log the result
 let allCaps = [];
+allCaps=runners.map(function(obj){
+   return runners.first_name.toUpperCase();
+});
 console.log(allCaps); 
 
 // ==== Challenge 3: Use .filter() ====
 // The large shirts won't be available for the event due to an ordering issue.  Get a list of runners with large sized shirts so they can choose a different size. Return an array named largeShirts that contains information about the runners that have a shirt size of L and log the result
 let largeShirts = [];
+largeShirts = runners.filter(function(obj){
+    return runners.shirt_size === "L";
+});
 console.log(largeShirts);
 
 // ==== Challenge 4: Use .reduce() ====
 // The donations need to be tallied up and reported for tax purposes. Add up all the donations into a ticketPriceTotal array and log the result
 let ticketPriceTotal = [];
+ticketPriceTotal = runners.reduce(function(reducer, obj){
+    return reducer += runners.donation;
+}, 0);
 console.log(ticketPriceTotal);
 
 // ==== Challenge 5: Be Creative ====

diff --git a/assignments/callbacks.js b/assignments/callbacks.js
@@ -1,30 +1,89 @@
 const items = ['Pencil', 'Notebook', 'yo-yo', 'Gum'];
 
+
 function firstItem(arr, cb) {
-  // firstItem passes the first item of the given array to the callback function.
+   // firstItem passes the first item of the given array to the callback function.
+  return cb(arr);
+}
+
+function first(arr){
+  return arr[0];
 }
 
+firstItem(items, first);
+
+//-----------------------------------------------------------------------------------------------------------------------------
+
 function getLength(arr, cb) {
   // getLength passes the length of the array into the callback.
+   return cb(arr);
+}
+
+function length(arr){
+  return arr.length;
 }
 
+getLength(items, length);
+
+//----------------------------------------------------------------------------------------------------------------------------------
+
 function last(arr, cb) {
   // last passes the last item of the array into the callback.
+  return cb(arr);
+}
+
+function lastItem(arr){
+  return arr[arr.length-1];
 }
 
+last(items, lastItem);
+
+//--------------------------------------------------------------------------------------------------------------------------------
+
 function sumNums(x, y, cb) {
   // sumNums adds two numbers (x, y) and passes the result to the callback.
+  return cb(x,y);
 }
 
+function adds(x,y){
+  return x + y;
+}
+
+sumNums(5, 4, adds);
+
+//------------------------------------------------------------------------------------------------------------------------------------
+
 function multiplyNums(x, y, cb) {
   // multiplyNums multiplies two numbers and passes the result to the callback.
+  return cb(x,y);
+}
+
+function multi(x,y){
+  return x * y;
 }
 
+multiplyNums(5, 4, multi);
+
+//-----------------------------------------------------------------------------------------------------------------------------------
+
 function contains(item, list, cb) {
   // contains checks if an item is present inside of the given array/list.
   // Pass true to the callback if it is, otherwise pass false.
+  return cb(item, list);
+}
+
+function contents(item, list){
+  if(list.indexOf(item)> -1){
+    return true;
+  }else{
+    return false;
+  }
 }
 
+contains("yo-yo", items, contents);
+
+//----------------------------------------------------------------------------------------------------------------------------------
+
 /* STRETCH PROBLEM */
 
 function removeDuplicates(array, cb) {

diff --git a/assignments/closure.js b/assignments/closure.js
@@ -1,6 +1,8 @@
 // ==== Challenge 1: Write your own closure ====
 // Write a simple closure of your own creation.  Keep it simple!
 
+function 
+
 
 // ==== Challenge 2: Create a counter function ====
 const counter = () => {