diff --git a/arthimetic-operators.js b/arthimetic-operators.js index 3ff7d54..f6ac874 100644 --- a/arthimetic-operators.js +++ b/arthimetic-operators.js @@ -18,7 +18,13 @@ 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 = 6+4; +let b = 10*5; +let c = 17%3; +let d = b-a +; +let e = a+b+c+d; +console.log(e); /******************************************************************************* Task 2: 1. Subtract two numbers and log the result to the console. @@ -28,3 +34,14 @@ 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 +console.log(15 - 7); +let MultiplyFourNumbers = 3 * 5 * 7 * 9; +console.log(MultiplyFourNumbers); +console.log(3*5*7); +let price = 9.99; +let discount = 0.2 ; +let discountPrice = 9.99 - 0.2; +console.log(discountPrice); +let number = 20 / 5; +let round3 = Math.round(number); +console.log(round3); diff --git a/index.html b/index.html index 9eb7d90..a76d636 100644 --- a/index.html +++ b/index.html @@ -7,8 +7,8 @@ Variables and Operators - - - + + + \ No newline at end of file diff --git a/logical-comaprison-operators.js b/logical-comaprison-operators.js index aea6930..45e05ea 100644 --- a/logical-comaprison-operators.js +++ b/logical-comaprison-operators.js @@ -6,35 +6,36 @@ TASK 1: // Have fun! // 😃 ********************************************************************************/ -const exp1 = 10 >= 10; // TODO: ADD YOUR EVALUATION HERE --> +const exp1 = 10 >= 10; // TODO: ADD YOUR EVALUATION HERE --> true -const exp2 = "dog" == "dog"; // TODO: ADD YOUR EVALUATION HERE --> +const exp2 = "dog" == "dog"; // TODO: ADD YOUR EVALUATION HERE --> true -const exp3 = true != false; // TODO: ADD YOUR EVALUATION HERE --> +const exp3 = true != false; // TODO: ADD YOUR EVALUATION HERE --> true -const exp4 = "10" === 10; // TODO: ADD YOUR EVALUATION HERE --> +const exp4 = "10" === 10; // TODO: ADD YOUR EVALUATION HERE --> false -const exp5 = 5 > 4; // TODO: ADD YOUR EVALUATION HERE --> +const exp5 = 5 > 4; // TODO: ADD YOUR EVALUATION HERE --> true -const exp6 = null == undefined; // TODO: ADD YOUR EVALUATION HERE --> +const exp6 = null == undefined; // TODO: ADD YOUR EVALUATION HERE --> true -const exp7 = "true" == true; // TODO: ADD YOUR EVALUATION HERE --> +const exp7 = "true" == true; // TODO: ADD YOUR EVALUATION HERE --> true -const exp8 = "false" == false; // TODO: ADD YOUR EVALUATION HERE --> +const exp8 = "false" == false; // TODO: ADD YOUR EVALUATION HERE --> true -const exp9 = NaN === NaN; // TODO: ADD YOUR EVALUATION HERE --> +const exp9 = NaN === NaN; // TODO: ADD YOUR EVALUATION HERE --> false -const exp10 = !false || false; // TODO: ADD YOUR EVALUATION HERE --> +const exp10 = !false || false; // TODO: ADD YOUR EVALUATION HERE --> true -const exp11 = false && !false; // TODO: ADD YOUR EVALUATION HERE --> -const exp12 = "apple" > "pineapple"; // TODO: ADD YOUR EVALUATION HERE --> +const exp11 = false && !false; // TODO: ADD YOUR EVALUATION HERE --> false -const exp13 = "2" > "12"; // TODO: ADD YOUR EVALUATION HERE --> +const exp12 = "apple" > "pineapple"; // TODO: ADD YOUR EVALUATION HERE --> false -const exp14 = undefined == null; // TODO: ADD YOUR EVALUATION HERE --> +const exp13 = "2" > "12"; // TODO: ADD YOUR EVALUATION HERE --> false -const exp15 = undefined === null; // TODO: ADD YOUR EVALUATION HERE --> +const exp14 = undefined == null; // TODO: ADD YOUR EVALUATION HERE --> true + +const exp15 = undefined === null; // TODO: ADD YOUR EVALUATION HERE --> false /******************************************************************************* Task 2: @@ -43,37 +44,42 @@ Task 2: ********************************************************************************/ const num = 15; const str = "Hakuna Matata"; -const isHappy = false; +const isHappy = true; // - 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(num >= 10 && 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(!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 > 10 && 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 / 5 || num / 3); // - Check if str contains the letter "e". Log the result to the console. // TODO: ADD YOUR CODE BELOW +console.log(str.includes("e")); -// - Check if str starts with "Hakuna". Log the result to the console. +// - Check if str starts with "". 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 - +const isOdd = num => num % 2 === 1; +const isNegativeZero = num => num === 0 && 1 / num === -Infinity; + console.log(isOdd(15) || isNegativeZero(15)); // - 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 +console.log(str.length === num || str.length === 40); \ No newline at end of file diff --git a/variables.js b/variables.js index 2d8a281..c8219e8 100644 --- a/variables.js +++ b/variables.js @@ -15,7 +15,12 @@ 2. Use console.log() to output the value of each variable. ********************************************************************************/ // TODO: ADD YOUR CODE BELOW - +let personName = "mohammedhassan"; +let age = 12; +let isHappy = false; +console.log(personName) +console.log(age) +console.log(isHappy) /******************************************************************************* Task 2 (Reassigning variables): @@ -24,7 +29,8 @@ 2. Use console.log o output the value of 'nickName' *******************************************************************************/ // TODO: ADD YOUR CODE BELOW - +let nickName = personName; +console.log(nickName) /******************************************************************************* Task 3 (Naming variables): @@ -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 monkieKid ; +let UserAge ; /******************************************************************************* Task 4 (String Concatenation): Build upon the previous task by completing the following steps: @@ -48,3 +55,13 @@ 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 = prompt (); +let finalMsg +if(isHappy == true){ + finalMsg = msg + " And btw, Why are you happy?" +} else if (isHappy == false){ + finalMsg = msg + " And btw, Good for you. There's nothing to be happy about." +} + console.log(`Dear ${personName.toUpperCase()}, here's your message: ${finalMsg}`) + +