Merge b23f8a6334 into 29e4101818

02_Day_Data_types/string_data_types.js

@@ -5,3 +5,13 @@ let country = 'Finland'
 let city = 'Helsinki'
 let language = 'JavaScript'
 let job = 'teacher'
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+let sentence = "%I $am@% a %tea@cher%, &and& I lo%#ve %te@a@ching%;. The@re $is no@th@ing; &as& mo@re rewarding as educa@ting &and& @emp%o@weri@ng peo@ple. ;I found tea@ching m%o@re interesting tha@n any ot#her %jo@bs. %Do@es thi%s mo@tiv#ate yo@u to be a tea@cher!? %Th#is 30#Days&OfJavaScript &is al@so $the $resu@lt of &love& of tea&ching"
+
+let reg = /[%@#&$;]/g;
+let cleaned = sentence.replace(reg, '');
+console.log(cleaned);
+console.log(cleaned.match('teacher'));

03_Day_Booleans_operators_date/03_day_starter/scripts/main.js

@@ -1 +1,193 @@
-// this is your main.js script
+// this is your main.js script
+// level 1:
+
+// number i
+// const firstName = 'John';
+// const lastName = 'Doe';
+// const country = 'United States';
+// const city = 'california';
+// const age = 20;
+// const isMarried = false;
+// const year = 2009;
+
+// console.log(typeof(firstName));
+// console.log(typeof(lastName));
+// console.log(typeof(country));
+// console.log(typeof(city));
+// console.log(typeof(age));
+// console.log(typeof(isMarried));
+// console.log(typeof(year));
+
+// number2
+
+// console.log(typeof('10') ==  10);
+
+// number3
+
+// console.log(parseInt('9.8') == 10);
+
+// number4
+
+// true
+// const a = 5 > 2;
+// const b = 10 > 5;
+// const c = 154843 > 2;
+// false
+// const d = 6 < 5;
+// const e = 7 < 5;
+// const f = 8 < 5;
+
+// console.log(a, b, c, d, e, f);
+
+// number5
+// console.log(4 > 3); // true
+// console.log(4 >= 3); //true
+// console.log(4 < 3); // false
+// console.log(4 <= 3); // false
+// console.log(4 == 4); //true
+// console.log(4 === 4); //true
+// console.log(4 != 4); //false
+// console.log(4 !== 4); //false
+// console.log(4 != '4'); //false
+// console.log(4 == '4'); //true
+// console.log(4 === '4'); //false
+
+// console.log('python'.length == 'jargon'.length); //true
+
+// number 6
+// console.log(4 > 3 && 10 < 12); // true
+// console.log(4 > 3 && 10 > 12); // false
+// console.log(4 > 3 || 10 < 12); // true
+// console.log(4 > 3 || 10 > 12); // true
+// console.log(!(4 > 3)); // false
+// console.log(!(4 < 3)); // true
+// console.log(!(false)); // true
+// console.log(!(4 > 3 && 10 < 12)); // false
+// console.log(!(4 > 3 && 10 > 12)); // true
+// console.log(!(4 === '4')); // true
+
+// console.log('dragon.'.includes('on') && 'python'.includes('on'));
+
+// dates
+
+// let date = new Date();
+// console.log(date.getFullYear());
+// console.log(date.getMonth());
+// console.log(date.getDate());
+// console.log(date.getDay());
+// console.log(date.getHours());
+// console.log(date.getMinutes());
+// console.log(date.getMinutes());
+
+
+// level 2
+
+// number 1
+// let base = window.prompt('Enter base:');
+// let height = window.prompt('Enter height:');
+// let result = (base * height) / 2;
+// window.alert(`The area of the triangle is ${result}`);
+
+// number 2
+
+// let side_a = window.prompt('Enter side a:');
+// let side_b = window.prompt('Enter side b:');
+// let side_c = window.prompt('Enter side c:');
+ 
+// let parameter = side_a  + side_b  + side_c;
+// window.alert(`The perimeter of the triangle is ${parameter}`);
+
+// number 3
+// let length = window.prompt('Enter length:');
+// let width = window.prompt('Enter width:');
+// let area = (length + width);
+// let perimeter = 2 * (length + width);
+// window.alert(`the area of the rectangle is ${area} and the perimeter of the rectangle is ${perimeter}` );
+
+// number 4 =
+// let PI = 3.14;
+// let radius = window.prompt('enter radius:');
+// let area = PI * (radius * radius);
+// let circumfrence = 2 * (PI * radius);
+// window.alert(`The area of the circle is ${area} and the circumfrence of a circle is ${circumfrence}`);
+
+// number 5
+
+// number 6
+
+// number 7
+
+// number 8
+
+// number 9
+// let hours = window.prompt('Enter number of hours:');
+// let rates = window.prompt('Enter rates:');
+// let pay = hours * rates;
+
+// window.alert(`your weekly payment is ${pay}`);
+
+// number 10
+// let Name = window.prompt('Enter name:');
+// window.alert(Name.length > 7 ? 'your name is long' : 'your name is short');
+
+// number 11
+// let firstName = 'Asabeneh'
+// let lastName = 'Yetayeh'
+
+// console.log(' your first name' + firstName + 'is longer than your last name' + lastName);
+
+// number 12
+// let myAge = 250
+// let yourAge = 25
+
+// let older = myAge - yourAge;
+
+// console.log(`I am ${older} years older than you.`);
+
+// number 13
+// let myAge = window.prompt('Enter your age here:');
+// let remAge = 25 - myAge;
+// window.alert(myAge >= 25 ? 'you are old enough to drive' : `You will be allowed to drive after ${remAge} years.`);
+
+// number 14
+
+// number 15
+let date = new Date();
+
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04_Day_Conditionals/04_day_starter/scripts/main.js

@@ -1,3 +1,27 @@
 // this is your main.js script
 
-alert('Open the browser console whenever you work on JavaScript')
+// level 1
+
+// Number 1
+
+// const age = prompt('Enter your age:')
+// const wait = 2022 - age
+
+// if (age >= 18){
+//     alert('You are old enough to drive')
+// } else {
+//     alert('You are left with' +  age  + ' years to drive')
+// }
+
+// number 2
+// let myAge = prompt('Enter my age:')
+// let yourAge = prompt('Enter your age:')
+// let older = yourAge - myAge
+
+// if (myAge > yourAge){
+//     alert('i am older than you')
+// } else {
+//     alert('you are' + older + ' years younger than me')
+// }
+
+

05_Day_Arrays/05_day_starter/scripts/main.js

@@ -1,3 +1,74 @@
 console.log(countries)
-alert('Open the browser console whenever you work on JavaScript')
-alert('Open the console and check if the countries has been loaded')
+// alert('Open the browser console whenever you work on JavaScript')
+// alert('Open the console and check if the countries has been loaded')
+
+// number 1
+const emptyArray0 = []
+
+// number 2
+const arryFiveElements = [1, 2, 3, 4, 5]
+
+// number 3
+console.log(arryFiveElements.length) // 5
+
+// number 4
+console.log(arryFiveElements[0])
+console.log(arryFiveElements[2])
+console.log(arryFiveElements.length - 1)
+
+// number 5
+const mixedDataType = [1, 23, 34, 'fruit', 'rice', 'beans', true, false, false, false, false]
+console.log(mixedDataType.length)
+
+// number 6
+const itCompanies = ['Facebook', 'Google', 'Microsoft', 'Apple', 'IBM', 'Oracle','Amazon']
+
+// number 7
+console.table(itCompanies)
+
+// number 8
+console.log(itCompanies.length)
+
+// number 9
+console.table(itCompanies[0])
+console.table(itCompanies[2])
+console.table(itCompanies[6])
+
+// number 10
+console.table(itCompanies[0])
+console.table(itCompanies[1])
+console.table(itCompanies[2])
+console.table(itCompanies[3])
+console.table(itCompanies[4])
+console.table(itCompanies[5])
+console.table(itCompanies[6])
+
+// number 11
+const upper0 = itCompanies[0].toUpperCase()
+const upper1 = itCompanies[1].toUpperCase()
+const upper2 = itCompanies[2].toUpperCase()
+const upper3 = itCompanies[3].toUpperCase()
+const upper4 = itCompanies[4].toUpperCase()
+const upper5 = itCompanies[5].toUpperCase()
+const upper6 = itCompanies[6].toUpperCase()
+console.log(upper0)
+console.log(upper1)
+console.log(upper2)
+console.log(upper3)
+console.log(upper4)
+console.log(upper5)
+console.log(upper6)
+
+// number 12
+console.log(`${itCompanies[0]} , ${itCompanies[1]} , ${itCompanies[2]} , ${itCompanies[3]} , ${itCompanies[4]} , ${itCompanies[5]} and ${itCompanies[6]} are big IT companies`)
+
+// number 13
+const exist = itCompanies.includes('Facebook')
+
+    if (exist == true) {
+        console.log(itCompanies[0])
+    }else{
+        console.log('comany not found')
+    }
+
+// number 14