Applesoft BASIC Programming Reference Manual - Apple Computer.pdf

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:BASIC PROGRAMMING REFERENCE MANUAL
If many faultes in this book you fynde,
Yet think not the correctors blynde;
If Argos heere hymselfe had beene
He should perchance not all have seene .
Richard Shacklock . •• 1565
Published by
APPLE COHPUTER INC .
10260 Bandley Drive
Cupertino, California 95014
(408) 996 - 1010
All rights reserved. No part of this publication
may be reproduced without the prior written
permission of APPLE COMPUTER INC. Please call
(408) 996 - 1010 for more information .
1978 by APPLE COI!PUTER INC .
Reo r der APPLE Product #A2L0006
(030 - 0013-03)
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TABLE OF CONTENTS
xu
OVERVIEW
CHAPTER1
GEniNG STARTED
Immediate-Execution Conmands
Deferred - Execution Commands
Number Format
Color Graphics Example
6
Print Format
7
9
l~
ll
14
15
17
18
19
23
25
Variable Names
IF .•.
THEN
Another Color Exanple
FOR ..• NEXT
Arrays
GOSUB ••. RETURN
READ • . • DATA .•. RESTORE
Real, Integer and String Variables
Strings
More Color Graphics
High - Resolution Color Graphics
CHAPTER2
DEFINITIONS
31
36
36
36
Syntactic Definitions and Abbreviations
Rules for Evaluating Expressions
Conversion of Types
Execution Modes
II
CHAPTER3
SYSTEM AND UTILITY COMMANDS
38
38
38
39
40
40
41
41
43
43
44
45
LOAD and SAVE
NEW
RUN
STOP , END,
ctrl C,
reset and CONT
TRACE and NOTRACE
PEEK
POKE
WAIT
CALL
HIMEM :
LOMEM :
USR
Ill

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