From 245a512bc7fe6ade417dcdcaea229435e5665f11 Mon Sep 17 00:00:00 2001
From: Aaron Altounian <aaron.altounian@gmail.com>
Date: Wed, 13 Feb 2019 19:19:58 -0600
Subject: [PATCH 1/3] did assignment using Array prototype methods

---
 06week/higherOrder.js | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/06week/higherOrder.js b/06week/higherOrder.js
index 73926e3dc..e03d79489 100644
--- a/06week/higherOrder.js
+++ b/06week/higherOrder.js
@@ -3,23 +3,23 @@
 const assert = require('assert');
 
 function forEach(arr, callback) {
-  // Your code here
+  arr.forEach(callback);
 }
 
 function map(arr, callback) {
-  // Your code here
+  return arr.map(x => callback(x));
 }
 
 function filter(arr, callback) {
-  // Your code here
+  return arr.filter(x => callback(x));
 }
 
 function some(arr, callback) {
-  // Your code here
+  return arr.some(x => callback(x));
 }
 
 function every(arr, callback) {
-  // Your code here
+  return arr.every(x => callback(x))
 }
 
 if (typeof describe === 'function') {

From 391f822c45662a74ee0ed5d9a2fb32cc6ac6615c Mon Sep 17 00:00:00 2001
From: Aaron Altounian <aaron.altounian@gmail.com>
Date: Thu, 14 Feb 2019 19:02:53 -0600
Subject: [PATCH 2/3] began writing them long ways with for loops

---
 06week/higherOrder.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/06week/higherOrder.js b/06week/higherOrder.js
index e03d79489..ea57bd75e 100644
--- a/06week/higherOrder.js
+++ b/06week/higherOrder.js
@@ -3,11 +3,17 @@
 const assert = require('assert');
 
 function forEach(arr, callback) {
-  arr.forEach(callback);
+  // arr.forEach(callback);
+  for( let i = 0; i < arr.length; i++ ) {
+    callback();
+  }
 }
 
 function map(arr, callback) {
-  return arr.map(x => callback(x));
+  // return arr.map(x => callback(x));
+  for( let i = 0; i < arr.length; i++ ) {
+    
+  }
 }
 
 function filter(arr, callback) {

From 2da62d6d0f304e4bc925963fb3cb3950223994bf Mon Sep 17 00:00:00 2001
From: Aaron Altounian <aaron.altounian@gmail.com>
Date: Sat, 16 Feb 2019 21:19:51 -0600
Subject: [PATCH 3/3] refactored using for loops

---
 06week/higherOrder.js | 35 +++++++++++++++++++++++++++++++----
 1 file changed, 31 insertions(+), 4 deletions(-)

diff --git a/06week/higherOrder.js b/06week/higherOrder.js
index ea57bd75e..18e8a9823 100644
--- a/06week/higherOrder.js
+++ b/06week/higherOrder.js
@@ -11,21 +11,48 @@ function forEach(arr, callback) {
 
 function map(arr, callback) {
   // return arr.map(x => callback(x));
+  let newArray = [];
   for( let i = 0; i < arr.length; i++ ) {
-    
+    let element = arr[i];
+    newArray.push(callback(element, i, arr))
   }
+  return newArray;
 }
 
 function filter(arr, callback) {
-  return arr.filter(x => callback(x));
+  // return arr.filter(x => callback(x));
+  let newArray = [];
+  for( let i = 0; i < arr.length; i++ ) {
+    let element = arr[i];
+    if(callback(element, i, arr)) newArray.push(element);
+  }
+  return newArray;
 }
 
 function some(arr, callback) {
-  return arr.some(x => callback(x));
+  // return arr.some(x => callback(x));
+  let boolean = false;
+  for( let i = 0; i < arr.length; i++ ) {
+    let element = arr[i];
+    if( callback(element, i, arr) ) {
+      boolean = true;
+      break;
+    }
+  }
+  return boolean;
 }
 
 function every(arr, callback) {
-  return arr.every(x => callback(x))
+  // return arr.every(x => callback(x))
+  let boolean = true;
+  for( let i = 0; i < arr.length; i++ ) {
+    let element = arr[i];
+    if( !callback(element, i, arr) ) {
+      boolean = false;
+      break;
+    }
+  }
+  return boolean;
 }
 
 if (typeof describe === 'function') {