Proto Inheritance

Slot Assignment

It is crucially important to understand how inheritance deals with assignment to an inherited slot. Assigning to an inherited slot never changes the proto. There are two compelling reasons that the language was designed this way:

Objects Should Be Independent
Protos May Be in ROM
Assignment to Inherited Slots

An online version of Programming for the Newton using Macintosh, 2nd ed. ©1996, 1994, Julie McKeehan and Neil Rhodes.

Last modified: 1 DEC 1996