updated

john-azzaro · john-azzaro · commit cfb8004eef77 · 2020-03-07T11:20:10.000-08:00
diff --git a/JavaScript Problem Solving/veryEasy.js b/JavaScript Problem Solving/veryEasy.js
@@ -113,8 +113,41 @@ function nSidedShape(n) {
 Return the Total Number of Parameters
 Create a function that returns the total number of parameters passed in.
 Note: How can you express the input parameter so it takes a variable number of arguments?
+Note: Used the spread
 ////////////////////////////////////////////////////////////////////
 */
 function numberArgs(...args) {
 	return arguments.length;
+}
+
+
+
+/* 
+ES6: Destructuring Arrays III
+You can assign variables from arrays with destructuring like this:
+const arr = ["eyes", "nose", "lips", "ears"]
+let [eyes, nose, lips, ears] = arr
+*/
+
+
+
+
+/* 
+Stack the Boxes
+Here's an image of four models. Some of the cubes are hidden behind other cubes. Model one consists of one cube. Model two consists of four cubes, and so on...
+Write a function that takes a number n and returns the number of stacked boxes in a model n levels high, visible and invisible.
+*/
+function stackBoxes(n) {
+	return Math.pow(n, 2);
+}
+
+
+/* 
+Array of Word Lengths
+Create a function that takes an array of words and transforms it into an array of each word's length.
+*/
+function wordLengths(arr) {
+	return arr.map(function(word) {
+		return word.length;
+	});
 }
diff --git a/investigationNotes.txt b/investigationNotes.txt
@@ -0,0 +1,18 @@
+"use strict";
+// TOPIC /////////////////////////////////////////////////////////////////////////////////////////////////////
+//   
+//   Investigation Notes.
+//   
+// NOTES /////////////////////////////////////////////////////////////////////////////////////////////////////
+//     1. A handy list of concepts, tools, and skills to look further into as I investigate JavaScript recipes.  
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+
+1. Destructuring arrays and objects.
+=================
+Used this a few times with arrays and objects, but I'd like to get a better grasp of it. Last time I used it investigate
+when I cam across a question in edabits.
+
+
+* https://hacks.mozilla.org/2015/05/es6-in-depth-destructuring/
+
