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3 changes: 3 additions & 0 deletions .vscode/settings.json
Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
{
"liveServer.settings.port": 5501
}
26 changes: 26 additions & 0 deletions arthimetic-operators.js
Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,21 @@ Task 1:
7. Use console.log() to print the value of variable e to the console. (it should result 105.667)
*******************************************************************************/
// TODO: ADD YOUR CODE BELOW
let a;
let b;
let c;
let d;
let e;
a = 4 + 6;
b = 10 * 5;
c = 17 % 3;
console.log(a);
console.log(b);
console.log(c);
d = b - a;
console.log(d);
e = a + b + c + d;
console.log(e);

/*******************************************************************************
Task 2:
Expand All @@ -28,3 +43,14 @@ Task 1:
5. Divide two numbers and round the result to the nearest integer before logging it to the console.
*******************************************************************************/
// TODO: ADD YOUR CODE BELOW
let x = 10 - 5;
console.log(x);
let y = 1 * 3 * 5 * 7;
console.log(y);
let rectangular = 3 * 5 * 7;
console.log(rectangular);
let price = 9.99;
let discount = 0.2;
console.log(price * (price - discount));
let z = 7 / 3;
console.log(Math.ceil(z));
4 changes: 2 additions & 2 deletions index.html
Original file line number Diff line number Diff line change
Expand Up @@ -7,8 +7,8 @@
<title>Variables and Operators</title>
</head>
<body>
<script src="./variables.js"></script>
<!-- <script src="./arthimetic-operators.js"></script> -->
<!-- <script src="./arthimetic-operators.js"></script> -->
<!-- <script src="./logical-operators.js"></script> -->
<script src="/logical-comaprison-operators.js"></script>
</body>
</html>
83 changes: 43 additions & 40 deletions logical-comaprison-operators.js
Original file line number Diff line number Diff line change
Expand Up @@ -6,36 +6,37 @@ TASK 1:
// Have fun! // 😃
********************************************************************************/

const exp1 = 10 >= 10; // TODO: ADD YOUR EVALUATION HERE -->

const exp2 = "dog" == "dog"; // TODO: ADD YOUR EVALUATION HERE -->

const exp3 = true != false; // TODO: ADD YOUR EVALUATION HERE -->

const exp4 = "10" === 10; // TODO: ADD YOUR EVALUATION HERE -->

const exp5 = 5 > 4; // TODO: ADD YOUR EVALUATION HERE -->

const exp6 = null == undefined; // TODO: ADD YOUR EVALUATION HERE -->

const exp7 = "true" == true; // TODO: ADD YOUR EVALUATION HERE -->

const exp8 = "false" == false; // TODO: ADD YOUR EVALUATION HERE -->

const exp9 = NaN === NaN; // TODO: ADD YOUR EVALUATION HERE -->

const exp10 = !false || false; // TODO: ADD YOUR EVALUATION HERE -->

const exp11 = false && !false; // TODO: ADD YOUR EVALUATION HERE -->

const exp12 = "apple" > "pineapple"; // TODO: ADD YOUR EVALUATION HERE -->

const exp13 = "2" > "12"; // TODO: ADD YOUR EVALUATION HERE -->

const exp14 = undefined == null; // TODO: ADD YOUR EVALUATION HERE -->

const exp15 = undefined === null; // TODO: ADD YOUR EVALUATION HERE -->

const exp1 = 10 >= 10; // TODO: ADD YOUR EVALUATION HERE --> TRUE
console.log(exp1 + "1");

const exp2 = "dog" == "dog"; // TODO: ADD YOUR EVALUATION HERE --> TRUE
console.log(exp2 + "2");
const exp3 = true != false; // TODO: ADD YOUR EVALUATION HERE --> TRUE
console.log(exp3 + "3");
const exp4 = "10" === 10; // TODO: ADD YOUR EVALUATION HERE --> FALSE
console.log(exp4 + "4");
const exp5 = 5 > 4; // TODO: ADD YOUR EVALUATION HERE --> TRUE
console.log(exp5 + "5");
const exp6 = null == undefined; // TODO: ADD YOUR EVALUATION HERE --> TRUE
console.log(exp6 + "6");
const exp7 = "true" == true; // TODO: ADD YOUR EVALUATION HERE --> FALSE
console.log(exp7 + "7");
const exp8 = "false" == false; // TODO: ADD YOUR EVALUATION HERE --> FALSE
console.log(exp8 + "8");
const exp9 = NaN === NaN; // TODO: ADD YOUR EVALUATION HERE --> FALSE
console.log(exp9 + "9");
const exp10 = !false || false; // TODO: ADD YOUR EVALUATION HERE --> TRUE
console.log(exp10 + "10");
const exp11 = false && !false; // TODO: ADD YOUR EVALUATION HERE --> FALSE
console.log(exp11 + "11");
const exp12 = "apple" > "pineapple"; // TODO: ADD YOUR EVALUATION HERE --> FALSE
console.log(exp12 + "12");
const exp13 = "2" > "12"; // TODO: ADD YOUR EVALUATION HERE --> TRUE
console.log(exp13 + "13");
const exp14 = undefined == null; // TODO: ADD YOUR EVALUATION HERE --> TRUE
console.log(exp14 + "14");
const exp15 = undefined === null; // TODO: ADD YOUR EVALUATION HERE -->FALSE
console.log(exp15 + "15");
/*******************************************************************************
Task 2:
In the following tasks, you will practice using logical operators in JavaScript, in addition to some strings methods.
Expand All @@ -47,33 +48,35 @@ const isHappy = false;

// - Check if num is between 10 and 20 (inclusive) using the logical AND operator. Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(10 < num && num < 20);
// - Check if num is either less than 5 or greater than 50 using the logical OR operator. Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(num < 5 || num > 50);
// - Check if str is either "apple" or "orange" using the logical OR operator. Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(str == "apple" || str == "orange");
// - Check if isHappy value is true using the logical NOT operator. Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(isHappy != true);
// - Check if num is even and greater than 10 using the logical AND operator. Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(num % 2 == 0 && num > 10);
// - Check if num is divisible by both 3 and 5 using the logical OR operator. Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(num % 3 == 0 || num % 5 == 0);
// - Check if str contains the letter "e". Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(str.includes("r"));
// - Check if str starts with "Hakuna". Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(str.startsWith("Hakuna"));
// - Check if str ends with "a". Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(str.endsWith("a"));
// - Check if num is either negative or odd using the logical OR operator. Log the result to the console.
// TODO: ADD YOUR CODE BELOW

console.log(num < 0 || num % 2 !== 0);
// - Check if the length of str is greater than num or equal to 40 using logical OR operator. Log the result to the console.
// TODO: ADD YOUR CODE BELOW
let lengthStr = str.length;
console.log(lengthStr > 40 || lengthStr === 40);
25 changes: 22 additions & 3 deletions variables.js
Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,12 @@
2. Use console.log() to output the value of each variable.
********************************************************************************/
// TODO: ADD YOUR CODE BELOW

let personName = "Hussein";
let age = 24;
let isHappy = true;
console.log(personName);
console.log(age);
console.log(isHappy);
/*******************************************************************************
Task 2 (Reassigning variables):

Expand All @@ -24,7 +29,8 @@
2. Use console.log o output the value of 'nickName'
*******************************************************************************/
// TODO: ADD YOUR CODE BELOW

let nickName = personName;
console.log(personName);
/*******************************************************************************
Task 3 (Naming variables):

Expand All @@ -33,7 +39,8 @@
2. Declare a variable that stores the age of a user. What name would you choose for this variable?
*******************************************************************************/
// TODO: ADD YOUR CODE BELOW

let favoriteMovie = "IT";
let ageUser = 30;
/*******************************************************************************
Task 4 (String Concatenation):
Build upon the previous task by completing the following steps:
Expand All @@ -48,3 +55,15 @@ Steps:
- Print the final message to the console, including the personName in uppercase in this format `Dear personName_VALUE, here's your message: finalMsg_VALUE.`.
*******************************************************************************/
// TODO: ADD YOUR CODE BELOW
let msg;
let whyHappy;
msg = prompt("Enter a message ");

if (isHappy == true) {
whyHappy = prompt("And btw, Why are you happy?");
console.log(whyHappy);
}
let finalMsg = `${msg}${" "}${whyHappy}`;
console.log(
`Dear ${personName.toLocaleUpperCase()}, here's your message: ${finalMsg} , and why iam happy ${whyHappy} `
);