> You can use closures or pass the data parameter as an input to the function.
In some sense closures and objects are isomorphic, as are functional and OOP. There’s a famous old _koan_ about this: > The venerable master Qc Na was walking with his student, Anton. Hoping to > prompt the master into a discussion, Anton said “Master, I have heard that > objects are a very good thing — is this true?” Qc Na looked pityingly at his > student and replied, “Foolish pupil — objects are merely a poor man’s > closures.” > [(continues...)](https://citizen428.net/blog/of-closures-and-objects/) —Jens
