WM4 - CYF - Emeka - JavaScript-Core-1-Coursework-Week1

exercises/B-hello-world/README.md

@@ -14,5 +14,28 @@ 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?
+- What happens when you get rid of the quote marks? it gives me this error 
+[Running] node "/Users/Coding/Documents/GitHub/HTML-CSS-Module-Project/HTML-CSS-Module-Project/JavaScript-Core-1-Coursework-Week1/exercises/B-hello-world/exercise.js"
+/Users/Coding/Documents/GitHub/HTML-CSS-Module-Project/HTML-CSS-Module-Project/JavaScript-Core-1-Coursework-Week1/exercises/B-hello-world/exercise.js:1
+console.log(Salve mondo);
+            ^^^^^
+
+SyntaxError: missing ) after argument list
+    at Object.compileFunction (node:vm:352:18)
+    at wrapSafe (node:internal/modules/cjs/loader:1033:15)
+    at Module._compile (node:internal/modules/cjs/loader:1069:27)
+    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1159:10)
+    at Module.load (node:internal/modules/cjs/loader:981:32)
+    at Function.Module._load (node:internal/modules/cjs/loader:822:12)
+    at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:77:12)
+    at node:internal/main/run_main_module:17:47
+
+[Done] exited with code=1 in 0.304 seconds
+
+
+
+
+
+
 - What happens when you console.log() just a number without quotes?
+it gives me a result of 10, with a console.log (10)

exercises/B-hello-world/exercise.js

@@ -1 +1 @@
-console.log("Hello world");
+console.log(10);

exercises/C-variables/exercise.js

@@ -1,3 +1,6 @@
 // Start by creating a variable `greeting`
+var greeting = "Hello world";
 
 console.log(greeting);
+console.log(greeting);
+console.log(greeting);

exercises/D-strings/exercise.js

@@ -1,3 +1,6 @@
 // Start by creating a variable `message`
 
-console.log(message);
+var message = "Emeka";
+var messageType = typeof message;
+
+console.log(messageType);

exercises/E-strings-concatenation/exercise.js

@@ -1,3 +1,6 @@
-// Start by creating a variable `message`
+var greetingStart = "Hello, my name is ";
+var name = "Brolin";
 
-console.log(message);
+var greeting = greetingStart + name;
+
+console.log(greeting);

exercises/F-strings-methods/exercise.js

@@ -1,3 +1,4 @@
-// Start by creating a variable `message`
+var name = "Brolin";
+var nameLength = name.length;
 
-console.log(message);
+console.log(nameLength); 

exercises/F-strings-methods/exercise2.js

@@ -1,3 +1,4 @@
-const name = " Daniel  ";
+const name = " Brolin  ";
 
 console.log(message);
+

exercises/G-numbers/README.md

@@ -6,7 +6,7 @@ Unlike strings, numbers do not need to be wrapped in quotes.
 var age = 30;
 ```
 
-You can use mathematical operators to caclulate numbers:
+You can use mathematical operators to calculate numbers:
 
 ```js
 var sum = 10 + 2; // 12

exercises/G-numbers/exercise.js

@@ -1 +1,6 @@
-// Start by creating a variables `numberOfStudents` and `numberOfMentors`
+numberOfStudents = 15;
+let numberOfMentors = 8;
+let total = numberOfStudents + numberOfMentors
+console.log(numberOfStudents)
+console.log(numberOfMentors)
+console.log(`total number of students and mentors: ${total}`)

exercises/I-floats/exercise.js

@@ -1,2 +1,7 @@
 var numberOfStudents = 15;
 var numberOfMentors = 8;
+
+
+
+var 7;
+var roughAge = Math.round(preciseAge); // 30

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 introduceMe(name, age) {
+  return "Hello, my name is " + name + " and I am " + age + " years old";
+}
 function getTotal(a, b) {
-  total = a ++ b;
+  let total = a + b;
 
-  return "The total is total";
+  return "The total is "+ total;
 }
 
 /* 

mandatory/2-logic-error.js

@@ -1,16 +1,16 @@
 // 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

@@ -9,6 +9,7 @@ function combine2Words(word1, word2) {
 }
 
 function concatenate(firstWord, secondWord, thirdWord) {
+  return (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.
 }

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 * 1.2
+}
 
 /*
   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(price) {
+let total= calculateSalesTax(price)
+total = total.toFixed(2)
+return `£${total}`
+}
 
 /* 
 ===================================================