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An Introduction to Clascal
Susan Keohan
nacintoshUser Education
Apple Co.puter, Inc.
Preface
This is a conceptual introduction to ClascaL not a reference manual.
Example programs and syntax diagrams follow the text.
The purpose of this document is to introduce experienced Pascal
programmers to the concepts necessary to make the transition from a
traditional procedure-oriented environment to Clascal's .
object-oriented environment.
This document assumes you are familiar with Lisa Pascal and QuickDraw.
All programs and program fragments are boldface in this document. for
example, thisShape.Erase is a program fragment.
Table of Contents
Introduction ...... . 1
Comparing Pascal and Clascal 1
Pascal.