Ask almost any developer how object-oriented programming works, and they will describe the same textbook picture: an object bundles data and methods together into a single unit. In Ruby, you hear this idea reinforced constantly under the slogan: "Everything is an object. " You create a string, c...
Source: [Dev.to](https://dev.to/smtahosin/in-ruby-objects-dont-have-methods-how-method-lookup-actually-works-31g9)