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Author: thgaskell

README.md

@@ -1,18 +1,19 @@
 #Javascript Function Exercises
 
-navigate to this project in your terminal  
-run `http-server`  
-open [http://localhost:8000](http://localhost:8000) in chrome  
-*you should see failing tests*
+1. Navigate to this project in your terminal
+2. Run `http-server`
+3. Open [http://localhost:8000](http://localhost:8000) in Chrome
 
-Create 20 functions by following the comments in `functions.js`.  
-*write all of functions below in `functions.js`*  
+*You should see failing tests.*
 
-after you write each function:
-- save `functions.js`
-- reload [http://localhost:8000](http://localhost:8000) in chrome
-- check if your test passes.
-- if it passes, [commit your work](http://git-scm.com/book/en/Git-Basics-Recording-Changes-to-the-Repository)
+Create 20 functions by following the comments in `functions.js`.
+*Write all of functions below in `functions.js`*
+
+After you write each function:
+1. Save `functions.js`.
+2. Reload [http://localhost:8000](http://localhost:8000) in Chrome.
+3. Check if your test passes.
+4. If it passes, [commit your work](http://git-scm.com/book/en/Git-Basics-Recording-Changes-to-the-Repository).
 
 ---
 
@@ -94,7 +95,7 @@ Divides the first number by the second.
 
 **Returns**: number, the quotient
 
-square(x,)
+square(x)
 -----------------------------
 Multiplies a number by itself.
 
@@ -254,3 +255,5 @@ Use [Math.PI](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/
 -----------------------------
 
 ![js-functions](http://i.imgur.com/HmYgp37.jpg)
+
+After all your tests pass, practice calling functions by following the comments in `script.js`.

script.js

@@ -0,0 +1,45 @@
+/**
+ * Follow the comments below.
+ * Feel free to use `console.log` to see what values are being returned.
+
+// Create a variable called `myNumber`, and assign it to any number
+
+/**
+ * Create another variable called `stringValue`.
+ * Assign it the value that's returned when you pass
+ * `myNumber into the function `numberToString`.
+ */
+
+/**
+ * If you pass `myNumber` and `stringValue` into `areEqual`,
+ * what value will you get back? Why is that?
+ */
+
+/**
+ * You may have noticed that the `calculate` function combined
+ * the functionality of `add`, `subtract`, `multiply`, and `divide`.
+ * Did you try to use those functions _inside_ of `calculate`?
+ * If you didn't go back and try it, this is called "reusability"!
+ */
+
+// Do you see any other functions where code could be reused?
+
+/**
+ * For your `letterGrade` function,
+ * what happens if you provide a `score` that is less than 0,
+ * or greater than the `total` value?
+ * Does it still work as expected? If it doesn't, how could you improve this?
+ */
+
+/**
+ * Your `combine` function looks okay,
+ * but what if you wanted to join it with ANY string instead of a single space?
+ * Create a new function called `improvedCombine`,
+ * with the same parameters as `combine`, but also add a
+ * third parameter called `glue` (a string value).
+ */
+
+// What happens if you were to uncomment the following lines?
+
+// combine = improvedCombine;
+// console.log(combine('combine', 'improved!', ' is '));