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Finished Homework week2 SAMED OZCAN
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‎Week2/homework/js-exercises/PROJECT: Grade calculator.js‎

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/* We made a function which takes score, evaluates between 0-100, assigns a grade letter
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according two American grade system. */
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function calculateGrade(score) {
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let grade = '';
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if (score >= 90 && score <= 100) {
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grade = 'A';
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} else if (score >= 80 && score < 90) {
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grade = 'B';
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} else if (score >= 70 && score < 80) {
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grade = 'C';
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} else if (score >= 60 && score < 70) {
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grade = 'D';
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} else if (score >= 50 && score < 60) {
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grade = 'E';
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} else if (score >= 0 && score < 50) {
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grade = 'F';
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} else {
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grade = 'n/a'; //not available
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}
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return `You got a ${grade} (${score}%)!`;
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}
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console.log(calculateGrade(100));

‎Week2/homework/js-exercises/ex-1-removeComma.js‎

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'use strict';
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console.log('EXERCISE 1 - Remove The Comma');
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/* EXERCISE-1 =>
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In this exercise we want to remove all the commas and replace them with spaces.
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So I used google for my searching and I found the answer in stackoverflow.com
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https://stackoverflow.com/questions/39345634/how-do-i-replace-all-spaces-commas-and-periods-in-a-variable-using-javascript/39346082
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To achieve this, we should use regular expressions(regex).
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It has 2 parameters, first one is what we want to change,
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and the second parameter is the replacing ones.
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In the end our sentence is "hello this is a difficult to read sentence"*/
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let myString = 'hello,this,is,a,difficult,to,read,sentence';
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console.log('The length of my string is ' + myString.length);
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myString = myString.replace(/[","]/g, ' ');
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console.log(myString);
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console.log('------------');
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/* Or we can do this with using split method and join method */
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let myString2 = 'hello,this,is,a,difficult,to,read,sentence';
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console.log('The length of my string is ' + myString.length);
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let splittedString = myString.split(',');
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console.log(splittedString);
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myString = splittedString.join(' ');
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console.log(myString);

‎Week2/homework/js-exercises/ex-2-evenOddReporter.js‎

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'use strict';
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console.log('EXERCISE 2 - The even/odd reporter');
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/* EXERCISE-2 =>
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First we made a for loop which iterates 0 to 20.
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Then we made an if + else statement to check if our number is odd or even.
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To do this we used remainder/modulo operator.
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finally we console.log our numbers. ta da...*/
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for (let i = 0; i <= 20; i++) {
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if (i % 2 === 1) {
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console.log('The number ' + i + ' is odd!');
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} else {
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console.log(`The number ${i} is even!`);
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}
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}

‎Week2/homework/js-exercises/ex-3-recipeCard.js‎

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'use strict';
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console.log('EXERCISE 3 - The Recipe Card');
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/* EXERCISE-3 =>
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First of all we made an object with 3 properties.
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Then we logged out the properties using loop. */
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let myMealRecipe = {
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nameOfMeal: 'meat saute',
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serves: 4,
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ingredients: ['1 kg meat', '7 tomatoes', '11 pepper', 'salt'],
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};
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console.log(`Meal name: ${myMealRecipe.nameOfMeal}`); // 'Meal name: ' + myMealRecipe.nameOfMeal
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console.log(`Serves: ${myMealRecipe.serves}`);
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console.log('Ingredients:');
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for (let i = 0; i < myMealRecipe.ingredients.length; ++i) {
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console.log(myMealRecipe.ingredients[i]);
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}
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/* Or we can do this with for..of..loop
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for (let ingredient of myMealRecipe.ingredients) {
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console.log(ingredient);
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}
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*/

‎Week2/homework/js-exercises/ex-4-readingList.js‎

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'use strict';
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console.log('EXERCISE 4 - The reading list');
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/* EXERCISE-4 => */
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/* First we creat our objects, then using for loop and if
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we can log our reading list. */
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let myBookList = [
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{
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title: 'The Count of Monte Cristo',
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author: 'Alexander Dumas',
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alreadyRead: true,
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},
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{
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title: 'Les Misarebles',
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author: 'Victor Hugo',
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alreadyRead: true,
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},
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{
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title: 'The Hobbit',
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author: 'J.R.R. Tolkien',
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alreadyRead: false,
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},
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];
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for (let i = 0; i < myBookList.length; ++i) {
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console.log(myBookList[i].title + ' by ' + myBookList[i].author);
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if (myBookList[i].alreadyRead) {
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console.log(`You already read "${myBookList[i].title}"`);
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} else {
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console.log(`You still need to read "${myBookList[i].title}"`);
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}
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}

‎Week2/homework/js-exercises/ex-5-whoWantsDrink.js‎

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'use strict';
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console.log('EXERCISE 5 - Who wants a drink?');
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/* EXERCISE-5 => */
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/* We declared our empty array, then with for loop
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we pushed our drinkTypes. Finally with back tick we logged our sentence. */
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let drinkTray = [];
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const drinkTypes = ['cola', 'lemonade', 'water'];
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for (let i = 0; i < 5; ++i) {
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drinkTray.push(drinkTypes[i % 3]);
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}
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console.log('Hey guys, I brought a ' + drinkTray.join(', ') + '!');

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