WM4 - Abdirahim Hussein - JavaScript-Core-1-Coursework-Week-1

.github/exercises/B-hello-world/exercise.js

@@ -0,0 +1,4 @@
+console.log("Hello world");
+console.log("this is my introduction to javascript")
+console.log("by the end of javascript i will be experience in this programming language")
+

.github/exercises/C-variables/exercise.js

@@ -0,0 +1,5 @@
+// Start by creating a variable `greeting`
+let greeting ="Hello world";
+console.log(greeting);
+console.log(greeting);
+console.log(greeting);

.github/exercises/D-strings/exercise.js

@@ -0,0 +1,7 @@
+// Start by creating a variable `message`
+let message = "This is a string";
+let messageExample = typeof message;
+
+
+console.log(message);
+console.log(messageExample);

.github/exercises/E-strings-concatenation/exercise.js

@@ -0,0 +1,7 @@
+// Start by creating a variable `message`
+let greeting = "Hello, my name is ";
+let name = "Abdirahim";
+
+let greetingOutput = greeting + name;
+
+console.log(greetingOutput);

.github/exercises/F-strings-methods/exercise.js

@@ -0,0 +1,6 @@
+// Start by creating a variable `message`
+
+let text = "Abdirahim"
+let nameLength = text.length
+let message = `My name is ${text} and my name is ${nameLength} characters long`
+console.log(message);

.github/exercises/F-strings-methods/exercise2.js

@@ -0,0 +1,3 @@
+const text = " Abdirahim  ";
+const nameLength = text.trim();
+console.log();

.github/exercises/G-numbers/exercise.js

@@ -0,0 +1,7 @@
+// Start by creating a variables `numberOfStudents` and `numberOfMentors`
+let numberOfStudents: 15;
+let numberOfMentors: 8;
+let numberOfStudentsAndMentors: 23;
+numberOfStudentsAndMentors = numberOfStudents + numberOfMentors; 
+let message = `Total number of students and mentors: ${numberOfStudentsAndMentors}`;
+console.log(message); 

.github/exercises/I-floats/exercise.js

@@ -0,0 +1,9 @@
+var numberOfStudents = 15;
+var numberOfMentors = 8;
+
+var numberOfStudentsAndMentors = numberOfStudents + numberOfStudents;
+var percentageOfStudents = numberOfStudents / numberOfStudentsAndMentors * 100;
+var percentageOfMentors = numberOfMentors / numberOfStudentsAndMentors * 100;
+
+console.log(`Percentage of students: ${Math.round(percentageOfStudents)}` + "%");
+console.log(`Percentage of mentors: ${Math.round(percentageOfMentors)}` + "%");

exercises/J-functions/exercise.js → .github/exercises/J-functions/exercise.js

@@ -1,5 +1,6 @@
 function halve(number) {
   // complete the function here
+  return number / 2;
 }
 
 var result = halve(12);

exercises/J-functions/exercise2.js → .github/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 → .github/exercises/K-functions-parameters/exercise.js

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

exercises/K-functions-parameters/exercise2.js → .github/exercises/K-functions-parameters/exercise2.js

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

.github/exercises/K-functions-parameters/exercise3.js

@@ -0,0 +1,8 @@
+// Write your function here
+function createGreeting(name){
+    return name;
+}
+
+var greeting = createGreeting("Daniel");
+
+console.log(`Hello, nice to meet you my name is $(greeting)`);

exercises/K-functions-parameters/exercise4.js → .github/exercises/K-functions-parameters/exercise4.js

@@ -1,5 +1,7 @@
 // Declare your function first
-
+function total(a, b){
+    return a + b;
+}
 // Call the function and assign to a variable `sum`
-
+const sum = total(102, 79);
 console.log(sum);

.github/exercises/K-functions-parameters/exercise5.js

@@ -0,0 +1,6 @@
+// Declare your function here
+function createLongGreeting(name,age){
+    return `Hello my name is ${name} and I am ${age} years old.`;
+}
+const greeting = createLongGreeting("Daniel", 30);
+console.log(greeting);

.github/exercises/L-functions-nested/exercise.js

@@ -0,0 +1,21 @@
+function mentorName(name) {
+    return name.toUpperCase();
+}
+function shoutyGreeting(name) {
+    var name = mentorName(name);
+    var message = `HELLO ${name}`;
+    return message;
+}
+
+var mentor1 = "Daniel";
+var mentor2 = "Irina";
+var mentor3 = "Mimi";
+var mentor4 = "Rob";
+var mentor5 = "Yohannes";
+
+
+console.log(message(mentor1));
+console.log(message(mentor2));
+console.log(message(mentor3));
+console.log(message(mentor4));
+console.log(message(mentor5));

extra/1-currency-conversion.js

@@ -5,7 +5,9 @@
   Write a function that converts a price to USD (exchange rate is 1.4 $ to £)
 */
 
-function convertToUSD() {}
+function convertToUSD(inputPrice) {
+  return inputPrice * 1.4;
+}
 
 /*
   CURRENCY CONVERSION
@@ -15,7 +17,10 @@ function convertToUSD() {}
   They have also decided that they should add a 1% fee to all foreign transactions, which means you only convert 99% of the £ to BRL.
 */
 
-function convertToBRL() {}
+function convertToBRL(inputPrice) {
+  let newPrice = inputPrice * (1 - 0.01) * 5.7;
+  return parseFloat(newPrice.toFixed(2));
+}
 
 /* ======= TESTS - DO NOT MODIFY ===== 
 There are some Tests in this file that will help you work out if your code is working.

mandatory/1-syntax-errors.js

@@ -1,16 +1,16 @@
 // There are syntax errors in this code - can you fix it to pass the tests?
 
-function addNumbers(a b c) {
+function addNumbers(a, b, c) {
   return a + b + c;
 }
 
 function introduceMe(name, age)
   return "Hello, my name is " + name "and I am " age + "years old";
 
 function getTotal(a, b) {
-  total = a ++ b;
+  total = a + b;
 
-  return "The total is total";
+  return "The total is " + total;
 }
 
 /* 

mandatory/2-logic-error.js

@@ -1,16 +1,15 @@
 // The syntax for this function is valid but it has an error, find it and fix it.
 
 function trimWord(word) {
-  return wordtrim();
+  return word.trim();
 }
 
 function getStringLength(word) {
-  return "word".length();
+  return word.length();
 }
 
 function multiply(a, b, c) {
-  a * b * c;
-  return;
+ return a * b * c;
 }
 
 /* 

mandatory/3-function-output.js

@@ -10,9 +10,11 @@ function combine2Words(word1, word2) {
 
 function concatenate(firstWord, secondWord, thirdWord) {
   // Write the body of this function to concatenate three words together.
-  // Look at the test case below to understand what this function is expected to return.
+// Look at the test case below to understand what this function is expected to return.
+return firstWord.concat(" ", secondWord, " ", thirdWord);
 }
 
+
 /* 
 ===================================================
 ======= TESTS - DO NOT MODIFY BELOW THIS LINE =====

mandatory/4-tax.js

@@ -5,7 +5,9 @@
   Sales tax is 20% of the price of the product.
 */
 
-function calculateSalesTax() {}
+function calculateSalesTax(price) {
+  return price + price * 0.2;
+}
 
 /*
   CURRENCY FORMATTING
@@ -17,7 +19,11 @@ function calculateSalesTax() {}
   Remember that the prices must include the sales tax (hint: you already wrote a function for this!)
 */
 
-function addTaxAndFormatCurrency() {}
+function addTaxAndFormatCurrency(number) {
+  var newNumber = calculateSalesTax(number);
+  newNumber = newNumber.toFixed(2);
+  return "£" + newNumber;
+}
 
 /* 
 ===================================================