From 3821fd492f262c45ae566813d3c34136ed5782d6 Mon Sep 17 00:00:00 2001 From: Karan <50290386+Sonawane-Karan26@users.noreply.github.com> Date: Thu, 25 Nov 2021 19:50:40 +0530 Subject: [PATCH] cleanup --- Chapter 3/Exercises | 126 -------------------------------------------- 1 file changed, 126 deletions(-) delete mode 100644 Chapter 3/Exercises diff --git a/Chapter 3/Exercises b/Chapter 3/Exercises deleted file mode 100644 index 1a1ec19..0000000 --- a/Chapter 3/Exercises +++ /dev/null @@ -1,126 +0,0 @@ -/* -Exercise 1 -const myList = ['Milk', 'Bread', 'Apples']; -console.log(myList.length); -myList[1] = 'Bananas'; -console.log(myList); - -Exercise 2 -const myList = []; -myList.push('Milk', 'Bread', 'Apples'); -myList.splice(1, 1, 'Bananas', 'Eggs'); -const removeLast = myList.pop(); -console.log(removeLast); -myList.sort(); -console.log(myList.indexOf('Milk')); -myList.splice(1, 0, 'Carrots', 'Lettuce'); -const myList2 = ['Juice', 'Pop']; -const finalList = myList.concat(myList2, myList2); -console.log(finalList.lastIndexOf('Pop')); -console.log(finalList); - -Exercise 3 -const myArr = [1, 2, 3]; -const bigArr = [myArr, myArr, myArr]; -console.log(bigArr[0][1]); -console.log(bigArr[1][1]); -console.log(bigArr[2][1]); -console.log(bigArr); - -Exercise 4 -const myCar = { - make: 'Toyota', - model: 'Camry', - tires: 4, - doors: 4, - color: 'blue', - forSale: false -}; -let propColor = 'color'; -myCar[propColor] = 'red'; -propColor = 'forSale'; -myCar[propColor] = true; -console.log(myCar.make + ' ' + myCar.model); -console.log(myCar.forSale); - -Exercise 5 -const people = {friends:[]}; -const friend1 = {first:'Laurence',last:'Svekis',id:1}; -const friend2 = {first:'Jane',last:'Doe',id:2}; -const friend3 = {first:'John',last:'Doe',id:3}; -people.friends.push(friend1,friend2,friend3); -console.log(people); - - -const theList = ['Laurence', 'Svekis', true, 35, null, undefined, { - test: 'one', - score: 55 - }, - ['one', 'two'] -]; - -theList.length; -Array.isArray(theList); -theList[1] = "hello World"; -theList.indexOf('Laurence'); -theList.push("new one push"); -theList.pop(); -theList.shift(); -theList.unshift("make me first"); -theList.splice(1, 2); -console.log(theList); -*/ - -const myArr1 = [1,3,5,6,8,9,15]; -console.log(myArr1.indexOf(0)); -console.log(myArr1.indexOf(3)); -//What is output in the console. - - - -//How do you replace the second element in an array myArr = [1,3,5,6,8,9,15] with the value 4? -const myArr = [1,3,5,6,8,9,15] -myArr.splice(1,1,4); -console.log(myArr); - - -const myArr2 = []; -myArr2[10] = 'test' -console.log(myArr2); -console.log(myArr2[2]); -//What is output in the console. - -const myArr3 = [3,6,8,9,3,55,553,434]; -myArr3.sort(); -myArr3.length = 0; -console.log(myArr3[0]); -//What is output in the console. - - -Final Project -const inventory = []; -const item3 = { - name: 'computer', - model: 'imac', - cost: 1000, - qty: 3 -} -const item2 = { - name: 'phone', - model: 'android', - cost: 500, - qty: 11 -} -const item1 = { - name: 'tablet', - model: 'ipad', - cost: 650, - qty: 1 -} -inventory.push(item1, item2, item3); -console.log(inventory); -let total = 0; -inventory.forEach(el => { - total += el.qty; -}) -console.log(total);