WARNING. This is for verision 2.x of the library, which introduces major syntax differences for when accessing instance variables and functions, and static variables and functions, from within static functions. For the old documentation, refer to V1.x Documentation
This documentation is very brief about the actual details of OOP concepts. For further details, refer to C++'s documentation first, and if the topic is not found there, Java's documentation. A web search engine can be very handy. Needless to say, familiarity with any of C++, Java, and to some extent C# and PHP, is very useful when learning CrxOop.