Chapter 14 R6

Learning objectives:

• Discuss how to construct a R6 class.
• Overview the different mechanisms of a R6 class (e.g. initialization, print, public, private, and active fields and methods).
• Observe various examples using R6’s mechanisms to create R6 classes, objects, fields, and methods.
• Observe the consequences of R6’s reference semantics.
• Review the book’s arguments on the use of R6 over reference classes.