fullstack-21-22-learn-programming-with-javascript/arrays/solution-part-3.js

let cargoHold = ['oxygen tanks', 'space suits', 'parrot', 'instruction manual', 'meal packs', 'slinky', 'security blanket'];

cargoHold.splice(3,0,'keys');
console.log(cargoHold);

cargoHold.splice(cargoHold.indexOf('instruction manual'),1);
console.log(cargoHold);

cargoHold.splice(2,3,'cat','fob','string cheese');
console.log(cargoHold);