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lab-js-data-types finished #683

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fe964da
lab-js-data-types finished
Darkheadbanger Nov 19, 2025
97bd23a
better result! Final
Darkheadbanger Nov 19, 2025
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46 changes: 30 additions & 16 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -8,51 +8,58 @@ const s4 = "bread";
const s5 = "and";

// Concatenate the string variables into one new string

let concatenateWords = `${s1} ${s2} ${s3} ${s4} ${s5} ${s3} ${s1} ${s4}`;
console.log("Here is the concantenate words : ", concatenateWords);

// Print out the concatenated string




/*******************************************
Iteration 1.2 | Camel Tail
*******************************************/
const part1 = "java";
const part2 = "script";

// Convert the last letter of part1 and part2 to uppercase and concatenate the strings

const concatenateWords1 =
part1 +
part1[part1.length - 1].toUpperCase() +
part2 +
part2[part2.length - 1].toUpperCase();
console.log(
"This is concantenated words with each last letter capitalize : ",
concatenateWords1
);

// Print the cameLtaiL-formatted string




/*******************************************
Iteration 2.1 | Calculate Tip
*******************************************/
const billTotal = 84;

// Calculate the tip (15% of the bill total)

const percentageTip = 15 / 100;
const totalTip = billTotal * percentageTip;
console.log(
"The total tip of the bil total of " +
billTotal +
" euros is " +
totalTip +
" euros"
);

// Print out the tipAmount




/*******************************************
Iteration 2.2 | Generate Random Number
*******************************************/

// Generate a random integer between 1 and 10 (inclusive)
let randomNumber = Math.floor(Math.random() * 10) + 1;


console.log(`The random number between 1 and 10 is ${randomNumber}`);
// Print the generated random number



/*******************************************
Iteration 3.1 | Booleans
*******************************************/
Expand All @@ -62,15 +69,22 @@ const b = false;

// Try and guess the output of the below expressions first and write your answers down:
const expression1 = a && b;
console.log(`The output of the expression of ${expression1} is false`);

const expression2 = a || b;
console.log(`The output of the expression of ${expression2} is true`);

const expression3 = !a && b;
console.log(`The output of the expression of ${expression3} is false`);

const expression4 = !(a && b);
console.log(`The output of the expression of ${expression4} is true`);

const expression5 = !a || !b;
console.log(`The output of the expression of ${expression5} is true`);

const expression6 = !(a || b);
console.log(`The output of the expression of ${expression6} is false`);

const expression7 = a && a;
const expression7 = a && a;
console.log(`The output of the expression of ${expression7} is true`);