Читать книгу The Big R-Book - Philippe J. S. De Brouwer - Страница 213

It is common practice to use “UpperCamelCase” for S4 class names.^a Using a convention is always a good idea, using one that many other people use is even better. This convention avoids any confusion with the dispatcher functions that use the dot as separator.

UpperCamelCase

lowerCamelCase

snake_case

dot.separator