HOUDA class 5

.vscode/launch.json

@@ -0,0 +1,20 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+
+
+
+        {
+            "type": "pwa-node",
+            "request": "launch",
+            "name": "Launch Program",
+            "skipFiles": [
+                "<node_internals>/**"
+            ],
+            "program":"${file}"
+        }
+    ]
+}

.vscode/settings.json

@@ -0,0 +1,4 @@
+{
+    "editor.formatOnPaste": true,
+    "editor.formatOnSave": true
+}

exercises/B-hello-world/exercise.js

@@ -1 +1 @@
-console.log("Hello world");
+console.log("Hello world i am learning java");

exercises/C-variables/exercise.js

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

exercises/D-strings/exercise.js

@@ -1,3 +1,4 @@
-// Start by creating a variable `message`
+var message = "this is a string";
+var messagetype = typeof message; // Start by creating a variable `message`
 
-console.log(message);
+console.log(messagetype);

exercises/E-strings-concatenation/exercise.js

@@ -1,3 +1,4 @@
-// Start by creating a variable `message`
-
-console.log(message);
+var greetingStart = "Hello"; // Start by creating a variable `message`
+var name = " my name is Houda";
+var greeting = greetingStart + name;
+console.log(greeting);

exercises/F-strings-methods/exercise.js

@@ -1,3 +1,10 @@
 // Start by creating a variable `message`
 
-console.log(message);
+var message = "my name is Houda and my name is";
+
+var name = "Houda";
+var nameLength = name.length;
+
+var characters = "characters long";
+var greeting = message + " " + nameLength + " " + characters;
+console.log(greeting);

exercises/G-numbers/exercise.js

@@ -1 +1,10 @@
 // Start by creating a variables `numberOfStudents` and `numberOfMentors`
+var numberOfStudents = 15;
+var numberOfMentors = 8;
+var sum = numberOfStudents + numberOfMentors;
+console.log(sum);
+
+var numberOfStudents = 15;
+var numberOfMentors = 8;
+var sum = (numberOfStudents = numberOfMentors);
+console.log(sum);

exercises/I-floats/exercise.js

@@ -1,2 +1,12 @@
 var numberOfStudents = 15;
 var numberOfMentors = 8;
+var sum = numberOfMentors + numberOfStudents;
+console.log(sum);
+var studentPercentage = (numberOfStudents / 23) * 100;
+console.log(studentPercentage);
+var roughstudent = Math.round(studentPercentage);
+console.log(roughstudent);
+var mentorPercentage = (numberOfMentors / 23) * 100;
+console.log(mentorPercentage);
+var roughmentors = Math.round(mentorPercentage);
+console.log(roughmentors);

exercises/J-functions/exercise.js

@@ -1,7 +1,14 @@
 function halve(number) {
-  // complete the function here
+  return number / 2;
 }
 
-var result = halve(12);
+let result = halve(12);
 
 console.log(result);
+
+function trimWord(word) {
+  return word.trim();
+}
+
+let words = "  vertyhuhnb    ";
+console.log(words);

exercises/J-functions/exercise2.js

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

exercises/K-functions-parameters/exercise.js

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

exercises/K-functions-parameters/exercise2.js

@@ -1,4 +1,6 @@
-// Declare your function first
+function divide(a, b) {
+  return a / b;
+}
 
 var result = divide(3, 4);
 

exercises/K-functions-parameters/exercise3.js

@@ -1,4 +1,6 @@
-// Write your function here
+function createGreeting(inputname) {
+  return "Hello my name is" + " " + inputname;
+}
 
 var greeting = createGreeting("Daniel");
 

exercises/K-functions-parameters/exercise4.js

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

exercises/K-functions-parameters/exercise5.js

@@ -1,4 +1,8 @@
-// Declare your function here
+function createLongGreeting(inputname, age) {
+  return (
+    "Hello my name is" + " " + inputname + " and Iam " + age + " " + "years old"
+  );
+}
 
 const greeting = createLongGreeting("Daniel", 30);
 

exercises/L-functions-nested/exercise.js

@@ -3,3 +3,10 @@ var mentor2 = "Irina";
 var mentor3 = "Mimi";
 var mentor4 = "Rob";
 var mentor5 = "Yohannes";
+
+function toUpperCase(mentor) {
+  return mentor.toUpperCase();
+}
+
+let mentor = toUpperCase(mentor2);
+console.log(toUpperCase);

extra/1-currency-conversion.js

@@ -5,8 +5,11 @@
   Write a function that converts a price to USD (exchange rate is 1.4 $ to £)
 */
 
-function convertToUSD() {}
-
+function convertToUSD(£) {
+  return 1.4 * convertToUSD(£);
+}
+var convert = convertToUSD(£50);
+console.log(convert);
 /*
   CURRENCY CONVERSION
   ===================

extra/2-piping.js

@@ -16,11 +16,13 @@
   the final result to the variable goodCode
 */
 
-function add() {
+function add(a,b) {
+  return a+b;
 
 }
 
-function multiply() {
+function multiply(a,b) {
+  return a*b;
 
 }
 

mandatory/1-syntax-errors.js

@@ -1,18 +1,24 @@
 // 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";
+var number = addNumbers(3, 4, 6);
+console.log(number);
 
-function getTotal(a, b) {
-  total = a ++ b;
-
-  return "The total is total";
+function introduceMe(name, age) {
+  return "Hello, my name is " + name + " and I am " + age + " " + "years old";
 }
+var introduce = ("Sonjide", 27);
+console.log(introduceMe);
 
+function getTotal(a, b) {
+  let total = a + b;
+  return "The total is " + total;
+}
+var get = (23, 5);
+console.log(getTotal);
 /* 
 ===================================================
 ======= TESTS - DO NOT MODIFY BELOW THIS LINE =====

mandatory/2-logic-error.js

@@ -1,17 +1,23 @@
 // 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();
 }
 
+let words = "  CodeYourFuture  ";
+console.log(words);
+
 function getStringLength(word) {
-  return "word".length();
+  return word.length;
 }
+var get = "Turtles";
+console.log(get);
 
 function multiply(a, b, c) {
-  a * b * c;
-  return;
+  return a * b * c;
 }
+var mult = (2, 3, 4);
+console.log(mult);
 
 /* 
 ===================================================
@@ -24,7 +30,7 @@ To run the tests for just this one file, type `npm test -- --testPathPattern 2-l
 ===================================================
 */
 
-test("trimWord trims leading and trailing whitespace", () => {
+test("trimWord trims leading and trailing ", () => {
   expect(trimWord("   CodeYourFuture ")).toEqual("CodeYourFuture");
 });
 

mandatory/4-tax.js

@@ -5,8 +5,12 @@
   Sales tax is 20% of the price of the product.
 */
 
-function calculateSalesTax() {}
+function calculateSalesTax(a) {
+  return a + (a * 20) / 100;
+}
 
+var vax = 15;
+console.log(vax);
 /*
   CURRENCY FORMATTING
   ===================
@@ -17,7 +21,11 @@ function calculateSalesTax() {}
   Remember that the prices must include the sales tax (hint: you already wrote a function for this!)
 */
 
-function addTaxAndFormatCurrency() {}
+function addTaxAndFormatCurrency(a) {
+  return "£" + a + (a * 20) / 100;
+}
+var tax = 17.5;
+console.log(math.round(tax));
 
 /* 
 ===================================================

package.json

@@ -14,7 +14,9 @@
     "url": "https://github.com/CodeYourFuture/JavaScript-Core-1-Coursework-Week1/issues"
   },
   "jest": {
-    "setupFilesAfterEnv": ["jest-extended"]
+    "setupFilesAfterEnv": [
+      "jest-extended"
+    ]
   },
   "homepage": "https://github.com/CodeYourFuture/JavaScript-Core-1-Coursework-Week1#readme",
   "devDependencies": {