Glasgow Class 5 - Yamin Mehrdad - JavaScript Core 1 - Week 1

exercises/A-setup-ide/README.md

@@ -6,8 +6,12 @@ There are some tools that will help you to write code. One of these, [Prettier](
 - Search for `Prettier - Code formatter`
 - Click install on the top result
 
+Installed.
+
 ### 2. Enable formatting on save
 
 - In Visual Studio open the settings file (see https://code.visualstudio.com/docs/getstarted/settings#_creating-user-and-workspace-settings)
 - Search for `editor format`
 - Set `editor.formatOnSave` and `editor.formatOnPaste` to true
+
+Both set.

exercises/B-hello-world/README.md

@@ -15,4 +15,6 @@ Inside of `exercise.js` there's a line of code that will print "Hello world!".
 - Try to `console.log()` something different. For example, 'Hello World. I just started learning JavaScript!'.
 - Try to console.log() several things at once.
 - What happens when you get rid of the quote marks?
+"I received an error
 - What happens when you console.log() just a number without quotes?
+the number is still shows but as a value not string.

exercises/B-hello-world/exercise.js

@@ -1 +1,5 @@
-console.log("Hello world");
+console.log("Hello world!");
+console.log("I just started learning JavaScript!")
+console.log("I'm Benjamin")
+console.log(30)
+console.log("30")

exercises/C-variables/README.md

@@ -1,4 +1,4 @@
-When you write code, you'll want to create shortcuts to data values so you can don't have to write out the same value every time.
+When you write code, you'll want to create shortcuts to data values so you don't have to write out the same value every time.
 
 We can use _variable_ to create a reference to a value.
 

exercises/C-variables/exercise.js

@@ -1,3 +1,5 @@
 // Start by creating a variable `greeting`
-
+var greeting = "Hello world, This is Benjamin!"
+console.log(greeting);
+console.log(greeting);
 console.log(greeting);

exercises/D-strings/exercise.js

@@ -1,3 +1,5 @@
 // Start by creating a variable `message`
-
+var message = "this is string";
+var messageType = typeof message;
 console.log(message);
+console.log(messageType);

exercises/E-strings-concatenation/exercise.js

@@ -1,3 +1,5 @@
 // Start by creating a variable `message`
-
+var greetingStart = "Hi, my name is ";
+var name = "Benjamin";
+var message = greetingStart + name + "!";
 console.log(message);

exercises/F-strings-methods/exercise.js

@@ -1,3 +1,6 @@
 // Start by creating a variable `message`
+var name = "Benjamin";
+var nameLength = name.length;
+var message = "My name is " + name + " and my name is " + nameLength + " characters long!";
 
 console.log(message);

exercises/F-strings-methods/exercise2.js

@@ -1,3 +1,6 @@
-const name = " Daniel  ";
+const name = "Benjamin";
 
+var nameTrimmed = name.trim();
+var nameLength = name.length;
+var message = "My name is "  + nameTrimmed + " and my name is " + nameLength + " characters long!";
 console.log(message);

exercises/G-numbers/README.md

@@ -25,5 +25,5 @@ var difference = 10 - 2; // 8
 ```
 Number of students: 15
 Number of mentors: 8
-Total numnber of students and mentors: 23
+Total number of students and mentors: 23
 ```

exercises/G-numbers/exercise.js

@@ -1 +1,8 @@
 // Start by creating a variables `numberOfStudents` and `numberOfMentors`
+var numberOfStudents = 32;
+var numberOfMentors = 6;
+var totalParticipants = numberOfStudents + numberOfMentors;
+
+console.log("Number of students: " + numberOfStudents);
+console.log("Number of mentors: " + numberOfMentors);
+console.log("Total number of students and mentors: " + totalParticipants);

exercises/I-floats/exercise.js

@@ -1,2 +1,9 @@
 var numberOfStudents = 15;
 var numberOfMentors = 8;
+
+var percentValue = 100/(numberOfStudents + numberOfMentors);
+var percentOfStudents = Math.round(numberOfStudents * percentValue);
+var percentOfMentors = Math.round(numberOfMentors * percentValue);
+
+console.log("Percentage students: " + percentOfStudents +"%");
+console.log("Percentage mentors: " + percentOfMentors + "%");

exercises/J-functions/exercise.js

@@ -1,7 +1,14 @@
 function halve(number) {
   // complete the function here
+  return number/2;
 }
 
 var result = halve(12);
 
 console.log(result);
+
+var result = halve(5);
+console.log(result);
+
+var result = halve(28);
+console.log(result);

exercises/J-functions/exercise2.js

@@ -1,5 +1,6 @@
 function triple(number) {
   // complete function here
+  return number*3;
 }
 
 var result = triple(12);

exercises/K-functions-parameters/exercise.js

@@ -1,6 +1,7 @@
 // Complete the function so that it takes input parameters
-function multiply() {
+function multiply(num1, num2) {
   // Calculate the result of the function and return it
+  return num1 * num2;
 }
 
 // Assign the result of calling the function the variable `result`

exercises/K-functions-parameters/exercise2.js

@@ -1,5 +1,7 @@
 // Declare your function first
-
+function divide(num1, num2){
+    return num1 / num2;
+}
 var result = divide(3, 4);
 
 console.log(result);

exercises/K-functions-parameters/exercise3.js

@@ -1,5 +1,7 @@
 // Write your function here
-
-var greeting = createGreeting("Daniel");
+function createGreeting(name){
+    return "Hello, my name is " + name +"!";
+}
+var greeting = createGreeting("Benjamin");
 
 console.log(greeting);

exercises/K-functions-parameters/exercise4.js

@@ -1,5 +1,7 @@
 // Declare your function first
-
+function sum(num1, num2){
+    return num1 + num2;
+}
 // Call the function and assign to a variable `sum`
-
+var sum = sum(13, 124)
 console.log(sum);

exercises/K-functions-parameters/exercise5.js

@@ -1,5 +1,7 @@
 // Declare your function here
-
-const greeting = createLongGreeting("Daniel", 30);
+function createLongGreeting(name, age){
+    return "Hello, my name is " + name + " and I'm " + age + " years old.";
+}
+const greeting = createLongGreeting("Ben", 30);
 
 console.log(greeting);

exercises/L-functions-nested/README.md

@@ -9,7 +9,7 @@ function getAgeInDays(age) {
   return age * 365;
 }
 
-function createCreeting(name, age) {
+function createGreeting(name, age) {
   var ageInDays = getAgeInDays(age);
   var message =
     "My Name is " + name + " and I was born over " + ageInDays + " days ago!";

exercises/L-functions-nested/exercise.js

@@ -3,3 +3,13 @@ var mentor2 = "Irina";
 var mentor3 = "Mimi";
 var mentor4 = "Rob";
 var mentor5 = "Yohannes";
+
+function shortGreeting(name){
+    return "Hello " + name.toUpperCase() +"!";
+}
+
+console.log(shortGreeting(mentor1));
+console.log(shortGreeting(mentor2));
+console.log(shortGreeting(mentor3));
+console.log(shortGreeting(mentor4));
+console.log(shortGreeting(mentor5));