diff --git a/ToDoApp/index.html b/ToDoApp/index.html
new file mode 100644
index 0000000..318eb50
--- /dev/null
+++ b/ToDoApp/index.html
@@ -0,0 +1,11 @@
+
+
+
+
+
+ Document
+
+
+
+
+
\ No newline at end of file
diff --git a/ToDoApp/main.js b/ToDoApp/main.js
new file mode 100644
index 0000000..e69de29
diff --git a/ToDoList b/ToDoList
new file mode 100644
index 0000000..e69de29
diff --git a/main.js b/main.js
index e69de29..ab380e5 100644
--- a/main.js
+++ b/main.js
@@ -0,0 +1,102 @@
+let cars = [
+"Ford",
+"Chevy",
+"Dodge",
+"Toyota"
+];
+console.log(cars.length)
+
+let morecars = [
+"Nissan",
+"Hyundai",
+"Kia",
+"Honda"
+]
+
+const array1 = ['Ford', 'Dodge', 'Chevy','Toyota'];
+const array2 = ['Honda', 'Kia', 'Nissan','Hyundai'];
+const array3 = cars.concat(morecars);
+
+const carsmorecars = ['Ford', 'Honda', 'Dodge', 'Kia', 'Toyota','Hyundai','Chevy','Nissan'];
+
+console.log(carsmorecars.indexOf('Dodge'));
+// expected output: 4
+
+// start from index 2
+console.log(carsmorecars.indexOf('Honda', 2));
+// expected output: -1
+
+console.log(carsmorecars.indexOf('Ford'));
+// expected output: 0
+
+const carcompanys = ['Ford', 'Honda', 'Dodge', 'Kia', 'Toyota','Hyundai','Chevy','Nissan'];
+
+const Ford = 'Ford';
+
+console.log(`The index of the first "${Ford}" from the end is ${carcompanys.lastIndexOf(Ford)}`);
+
+const stringofcars = [cars][morecars];
+
+console.log(carcompanys.join(stringofcars));
+
+let carsFromString = 'Ford! Chevy? Dodge. Toyota! Nissan? Hyundai. Kia Honda! '
+let str = carsFromString.split(/[!,?,.]/);
+console.log(str);
+
+const forward = ['Ford', 'Chevy', 'Dodge', 'Toyota','Nissan','Hyundai','Kia','Honda'];
+console.log('forward:', forward);
+const carsInReverse = forward.reverse();
+console.log('reversed:', forward);
+
+const brands = ['Ford', 'Chevy', 'Dodge', 'Toyota','Nissan','Hyuundai','Kia','Honda'];
+brands.sort();
+console.log(brands);
+
+
+
+const pets = ['dog', 'cat', 'fish', 'rabbit', 'snake','lizard','bird'];
+
+console.log(pets.slice(4, 6));
+
+const removedPet = ['Dog', 'cat', 'fish', 'rabbit', 'snake','lizard','bird'];
+
+console.log(removedPet.pop());
+
+const animals = ['Dog', 'cat', 'fish','rabbit','snake','lizard'];
+const animalName = animals.push('bird');
+
+console.log(animalName);
+
+console.log(animals);
+
+animals.push('bird');
+
+console.log(animals);
+
+const pets2 = ['Dog','cat','fish','rabbit','snake','lizard','bird'];
+
+const firstElement = pets2.shift();
+
+console.log(firstElement);
+// expected output: Array [2, 3]
+
+const array4 = ['Dog','cat','fish','rabbit','snake','lizard','bird'];
+
+console.log(array4.unshift('turtle'));
+
+
+console.log(array4);
+
+const numbers = [23, 45, 0 , 2, 8, 44, 100, 1, 3, 91, 34];
+const copyItems = []
+numbers.forEach(function(numbers){
+ copyItems.push(numbers * 10)
+ })
+
+
+
+
+
+
+
+