Creating several Observables with of()

of.ts

import { of } from "rxjs";

// Creating an Observable of numbers
const number$ = of(1, 2, 3, 4, 5);

// Creating an Observable of strings
const pokemon$ = of("Squirtle", "Charmander", "Bulbasur");

// Creating an Observable of arrays
const fruit$ = of(["Strawberry", "Cherry"], ["Lemon", "Orange"]);

// Creating an Observable of objects
const iceCream$ = of(
  { size: "Large", toppings: ["Oreos", "Chocolate syrup"] },
  { size: "small", toppings: ["Strawberries"] }
);