tz iterator hw

myEach.js

@@ -1,9 +1,10 @@
 // See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/ForEach
 
 function myEach(arr, callback) {
-
-//  CODE INSIDE HERE   //
-
+  console.log('myEach');
+  for (var i=0; i < arr.length; i++) {
+    callback(arr[i], i, arr);
+  }
 }
 
 /*

myMap.js

@@ -1,11 +1,15 @@
 // See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/Map
 
 function myMap(arr, callback) {
-
-//  CODE INSIDE HERE   //
-
+	var newArray = []
+	for (var i = 0; i < arr.length; i++) {
+	callback(arr[i], i, arr);
+	newArray.push(callback(arr[i], i, arr));
+	}
+	return newArray
 }
 
+
 /*
  Best if you don't code out here.
  If you want to check your code, use `index.js`!

myReduce.js

@@ -3,15 +3,53 @@
 
 function myReduce(arr, callback) {
 
-//  CODE INSIDE HERE   //
+function reduceIt = function(arr, arr[i], i, init) {
+	var result = arr[0]
+	if !init {
+		for (i = 1; i < arr.length; i ++) {
+			result = callback(result, arr[i], i, arr);
+		}
+	}
+	else {
+		result = init
+		for (i = 0; i < arr.length; i++) {
+			var result = callback(result, arr[i], i, arr);
+		}
+		return result
+	}
+}
 
+function myFilter(arr, callback) {
+	var newArray = []
+	for (i=0; i<arr.length; i++){
+		if (callback(arr[i])) {
+			newArray.push(arr[i])
+		}
+	}
+	return newArray
 }
 
-/*
- Best if you don't code out here.
- If you want to check your code, use `index.js`!
-*/
+function mySome(arr, callback) {
+	for (i=0; i<array.lengthl i++) {
+		if callback(arr[i]) = true {
+			return true
+		}
+	}
+}
 
+function myEvery(arr, callback) {
+	var newArray = []
+	for (i=0; i<arr.length; i++) {
+		if (callback(arr[1]) != true);
+		newArray.push(false)
+	}
+	if (newArray != true) {
+		return false;
+	}
+	else {
+		return true;
+	}
+}