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Salem Ba-Raboud #4

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b9ca5c9
solved all assignments
Barboud Jan 27, 2026
8dcfb48
Fix formatting of conversion functions in date.js
Barboud Jan 27, 2026
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12 changes: 11 additions & 1 deletion task-1/book.js
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Original file line number Diff line number Diff line change
@@ -1,3 +1,13 @@
function isBookApplicable(searchString) {
// Your code here

const bookTitle = 'The fundamentals of JavaScript'.toLocaleLowerCase();
const query = searchString.trim().toLocaleLowerCase();

if (bookTitle.includes(query)) {
return true;
} else {
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@rafaelhdr rafaelhdr Jan 30, 2026

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Good. Here, you don't need the else if you are returning it.

This is common and just help for clear code (It is early return)

return false;
}


}
25 changes: 24 additions & 1 deletion task-2/parse-date.js
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Original file line number Diff line number Diff line change
@@ -1 +1,24 @@
// Your code here
function parseDateString(dateString) {

const formatType = dateString.substring(0,3);
let day;
let month;

if (formatType === 'DMY') {
day = Number(dateString.substring(4,6));
month = Number(dateString.substring(7,9));
} else {
day = Number(dateString.substring(7,9));
month = Number(dateString.substring(4,6));
}

const year = Number(dateString.substring(10,14));

const date = {
day: day,
month: month,
year: year
}

return date;
}
7 changes: 7 additions & 0 deletions task-3/date.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
export const convertHoursToMinutes = (hours) => hours * 60;
export const convertMinutesToHours = (minutes) => minutes / 60;
export const convertDaysToHours = (days) => days * 24;
export const convertHoursToDays = (hours) => hours / 24;
export const convertMinutesToSeconds = (minutes) => minutes * 60;
export const convertSecondsToMinutes = (seconds) => seconds / 60;

129 changes: 52 additions & 77 deletions task-4/cleanup.js
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Original file line number Diff line number Diff line change
@@ -1,80 +1,55 @@
// Temperature conversion and weather report for City 1
let cityName1 = "Amsterdam";
let tempCelsius1 = 22;
let tempFahrenheit1 = (tempCelsius1 * 9 / 5) + 32;
let tempKelvin1 = tempCelsius1 + 273.15;
console.log("Weather Report for " + cityName1);
console.log("Temperature: " + tempCelsius1 + "°C");
console.log("Temperature: " + tempFahrenheit1 + "°F");
console.log("Temperature: " + tempKelvin1 + "K");
if (tempCelsius1 < 0) {
console.log("Status: Freezing");
} else if (tempCelsius1 >= 0 && tempCelsius1 < 10) {
console.log("Status: Cold");
} else if (tempCelsius1 >= 10 && tempCelsius1 < 20) {
console.log("Status: Mild");
} else if (tempCelsius1 >= 20 && tempCelsius1 < 30) {
console.log("Status: Warm");
} else {
console.log("Status: Hot");
function convertCelsiusToFahrenheit (degreeCelsius) {
return (degreeCelsius * 9 / 5) + 32 + "°F";
}

function convertCelsiusToKelvin(degreeCelsius) {
return degreeCelsius + 273.15 + "K";
}
console.log("---");

// Temperature conversion and weather report for City 2
let cityName2 = "Berlin";
let tempCelsius2 = 15;
let tempFahrenheit2 = (tempCelsius2 * 9 / 5) + 32;
let tempKelvin2 = tempCelsius2 + 273.15;
console.log("Weather Report for " + cityName2);
console.log("Temperature: " + tempCelsius2 + "°C");
console.log("Temperature: " + tempFahrenheit2 + "°F");
console.log("Temperature: " + tempKelvin2 + "K");
if (tempCelsius2 < 0) {
console.log("Status: Freezing");
} else if (tempCelsius2 >= 0 && tempCelsius2 < 10) {
console.log("Status: Cold");
} else if (tempCelsius2 >= 10 && tempCelsius2 < 20) {
console.log("Status: Mild");
} else if (tempCelsius2 >= 20 && tempCelsius2 < 30) {
console.log("Status: Warm");
} else {
console.log("Status: Hot");

function showWeatherStatus(degreeCelsius) {
if (degreeCelsius < 0) {
console.log("Status: Freezing");
} else if (degreeCelsius >= 0 && degreeCelsius < 10) {
console.log("Status: Cold");
} else if (degreeCelsius >= 10 && degreeCelsius < 20) {
console.log("Status: Mild");
} else if (degreeCelsius >= 20 && degreeCelsius < 30) {
console.log("Status: Warm");
} else {
console.log("Status: Hot");
}
}
console.log("---");

// Temperature conversion and weather report for City 3
let cityName3 = "Copenhagen";
let tempCelsius3 = -5;
let tempFahrenheit3 = (tempCelsius3 * 9 / 5) + 32;
let tempKelvin3 = tempCelsius3 + 273.15;
console.log("Weather Report for " + cityName3);
console.log("Temperature: " + tempCelsius3 + "°C");
console.log("Temperature: " + tempFahrenheit3 + "°F");
console.log("Temperature: " + tempKelvin3 + "K");
if (tempCelsius3 < 0) {
console.log("Status: Freezing");
} else if (tempCelsius3 >= 0 && tempCelsius3 < 10) {
console.log("Status: Cold");
} else if (tempCelsius3 >= 10 && tempCelsius3 < 20) {
console.log("Status: Mild");
} else if (tempCelsius3 >= 20 && tempCelsius3 < 30) {
console.log("Status: Warm");
} else {
console.log("Status: Hot");


function calculateWindChil(cityName, degreeCelsius, windSpeed) {
let windChill = 13.12 + 0.6215 * degreeCelsius - 11.37 * Math.pow(windSpeed, 0.16) + 0.3965 * degreeCelsius * Math.pow(windSpeed, 0.16);
console.log("Wind chill in " + cityName + ": " + windChill.toFixed(2) + "°C");
}
console.log("---");

// Wind chill calculation for City 1
let windSpeed1 = 15;
let windChill1 = 13.12 + 0.6215 * tempCelsius1 - 11.37 * Math.pow(windSpeed1, 0.16) + 0.3965 * tempCelsius1 * Math.pow(windSpeed1, 0.16);
console.log("Wind chill in " + cityName1 + ": " + windChill1.toFixed(2) + "°C");

// Wind chill calculation for City 2
let windSpeed2 = 20;
let windChill2 = 13.12 + 0.6215 * tempCelsius2 - 11.37 * Math.pow(windSpeed2, 0.16) + 0.3965 * tempCelsius2 * Math.pow(windSpeed2, 0.16);
console.log("Wind chill in " + cityName2 + ": " + windChill2.toFixed(2) + "°C");

// Wind chill calculation for City 3
let windSpeed3 = 25;
let windChill3 = 13.12 + 0.6215 * tempCelsius3 - 11.37 * Math.pow(windSpeed3, 0.16) + 0.3965 * tempCelsius3 * Math.pow(windSpeed3, 0.16);
console.log("Wind chill in " + cityName3 + ": " + windChill3.toFixed(2) + "°C");

function showWeatherReport(cityName, degreeCelsius) {
console.log("Weather Report for " + cityName);
console.log("Temperature: " + degreeCelsius);
console.log("Temperature: " + convertCelsiusToFahrenheit(degreeCelsius));
console.log("Temperature: " + convertCelsiusToKelvin(degreeCelsius));
showWeatherStatus(degreeCelsius);
console.log("---");
}

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@rafaelhdr rafaelhdr Jan 30, 2026

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Normally we avoid so many empty lines, unless we have a good reason for that.






showWeatherReport("Amsterdam", 22);
showWeatherReport("Berlin", 15);
showWeatherReport("Copenhagen", -5);
showWeatherReport("Den Haag", 25);



calculateWindChil("Amsterdam", 22, 15)
calculateWindChil("Berlin", 15, 20)
calculateWindChil("Copenhagen", -5, 25)
calculateWindChil("Den Haag", 25, 15)