Really good pcakge to understand the R objects and functions

very good of these functions, thanks a lot

but need ducumentation or tutorial

At least expain following questions

1. the package name meanings ? Simiple Helper for the OOP in R?
2. What is the meaning of the ->, => or *. Especially for the end R users
3. Need better explain the some concepts base on real examples

Example on explaination

must act like a example by the explain.

Example! and expain