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arrayPractice/Challenge complete #14

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61 changes: 61 additions & 0 deletions main.js
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Original file line number Diff line number Diff line change
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const cars = ['Ford', 'Acura', 'Hyundai', 'Tesla', 'Ford'];
console.log(cars.length);

const moreCars = ['Toyota', 'Fiat', 'BMW', 'Honda'];
const totalCars = cars.concat(moreCars);
console.log(totalCars);
console.log(totalCars.indexOf('Honda'));
console.log(totalCars.lastIndexOf('Ford'));

const stringOfCars = totalCars.join();
console.log(stringOfCars);

const carsFromString = stringOfCars.split(',');
console.log(carsFromString);

const carsInReverse = totalCars.reverse();
console.log(carsInReverse);

carsInReverse.sort();
console.log(carsInReverse);
console.log(carsInReverse.indexOf('Acura'));

const pets = ['dog', 'cat', 'fish', 'rabbit', 'snake', 'lizard', 'bird'];
const reptiles = pets.slice(4,6)
console.log(reptiles);
console.log(pets);


let removedReptiles = pets.splice(4, 2, 'hamster');
console.log(removedReptiles);
console.log(pets);

const removedPet = pets.pop();
console.log(removedPet);
console.log(pets);

pets.push(removedPet);
console.log(pets);

const firstPet = pets.shift();
console.log(firstPet);

pets.unshift('turtle');
console.log(pets);



const numbers = [23, 45, 0 , 2, 8, 44, 100, 1, 3, 91, 34];

numbers.forEach(addTwo);
console.log(numbers);

function addTwo(num, index, arr){

arr[index] = num + 2;

}