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HaniBadranHaniBadran
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The js exercises and the project for js1-week2
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‎Week2/js-exercises/ex1.js

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//Exercise 1: Remove the comma
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'use strict';
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let myString = 'hello,this,is,a,difficult,to,read,sentence';
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console.log(myString.length);
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myString = myString.replace(/,/g," ");
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console.log(myString)

‎Week2/js-exercises/ex2.js

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//Exercise 2: The even/odd reporter
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'use strict';
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for (let i = 0; i <= 20; i++)
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{
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if(i % 2 === 1)
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{
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console.log(`The number ${i} is odd!`)
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};
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if(i % 2 === 0)
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{
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console.log(`The number ${i} is even!`)
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}
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};

‎Week2/js-exercises/ex3.js

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//Exercise 3: The recipe card
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'use strict';
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const recipe = {
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MealName: 'Papa oats',
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Serves: 3,
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Ingredients:[ '120 Gr Oats', '120 Gr Water', '30 Gr olive oil', '30 Gr honey', '1 tsp salt'],
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};
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let entries = Object.entries(recipe);
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for(entries of entries){
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console.log(entries)
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}

‎Week2/js-exercises/ex4.js

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//convert the score into a percentage
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function convertGrade(score) {
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//calculate what grade corresponds with that percentage
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if (score < 0.9 || score > 100) {
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return `${score} is not a score`;
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} else if (score >= 90) {
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return `You got a A ${score}%`;
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} else if (score >= 80) {
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return `You got a B ${score}%`;
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} else if (score >= 70) {
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return `You got a C ${score}%`;
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} else if (score >= 60) {
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return `You got a D ${score}%`;
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} else if (score >= 50) {
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return `You got a E ${score}%`;
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} else if (score >= 0) {
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return `You got a F ${score}%`;
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}
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}
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//shows in the command line the result: the grade and the percentage
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let result = convertGrade(60);
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console.log(result);
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//second way with switch
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/*same with switch , every case with number and if the number not
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the same of cases it give the default*/
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let theScore = 60;
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switch (theScore) {
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case 0:
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case 1:
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case 2:
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case 3:
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case 4:
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case 5:
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case 6:
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case 7:
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case 8:
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case 9:
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case 10:
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case 11:
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case 12:
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case 13:
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case 14:
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case 15:
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case 16:
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case 17:
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case 18:
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case 19:
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case 20:
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case 21:
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case 22:
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case 23:
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case 24:
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case 25:
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case 26:
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case 27:
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case 28:
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case 29:
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case 30:
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case 31:
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case 32:
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case 33:
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case 34:
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case 35:
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case 36:
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case 37:
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case 38:
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case 39:
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case 40:
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case 41:
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case 42:
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case 43:
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case 44:
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case 45:
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case 46:
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case 47:
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case 48:
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case 49:
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grade = 'you got a F';
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break;
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case 50:
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case 51:
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case 52:
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case 53:
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case 54:
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case 55:
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case 56:
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case 57:
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case 58:
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case 59:
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grade = 'you got a E';
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break;
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case 60:
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case 61:
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case 62:
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case 63:
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case 64:
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case 65:
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case 66:
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case 67:
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case 68:
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case 69:
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grade = 'you got a D';
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break;
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case 70:
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case 71:
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case 72:
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case 73:
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case 74:
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case 75:
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case 76:
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case 77:
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case 78:
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case 79:
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grade = 'you got a C';
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break;
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case 80:
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case 81:
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case 82:
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case 83:
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case 84:
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case 85:
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case 86:
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case 87:
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case 88:
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case 89:
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grade = 'you got a B';
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break;
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case 90:
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case 91:
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case 92:
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case 93:
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case 94:
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case 95:
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case 96:
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case 97:
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case 98:
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case 99:
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case 100:
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grade = 'you got a A';
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break;
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default:
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grade = 'it not score';
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break;
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}
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//shows in the command line the result: the grade and the percentage
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const resultSwit = `${grade} ${theScore}% `;
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console.log(resultSwit);
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‎Week2/js-exercises/ex5.js

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//Exercise 5: Who wants a drink?
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"use strict";
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let drinkTray = [];
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const drinks = ["cola", "lemonade", "water"];
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var i = 0;
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let j = 0;
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while (i < drinks.length) {
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let drink = drinks[i];
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drinkTray.push(drink);
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i++;
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while (j < 2) {
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let drink = drinks[j];
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drinkTray.push(drink);
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j++;
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}
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}
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console.log("Hey guys, I brought a " + drinkTray + "!");

‎Week2/project/Grade-calculator.js

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//4. PROJECT: Grade calculator
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'use strict';
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let grad = 83;
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let message = "";
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if (grad > 100) {
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message = "this number is not correct please enter number between 0 to 100";
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} else if (grad >= 90) {
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message = "your grad: F ";
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} else if (grad >= 80) {
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message = "your grad: B ";
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} else if (grad >= 70) {
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message = "your grad: C ";
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} else if (grad >= 60) {
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message = "your grad: D ";
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} else if (grad >= 50) {
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message = "your grad: E ";
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} else if (grad <= 49) {
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message = "your grad: F ";
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}
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console.log(message + '('+ grad + "%)");

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