Gw Basic

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GWBASIC User's Manual

User's Guide
Chapters 1. Welcome 2. Getting Started 3. Reviewing and Practicing 4. The Screen Editor 5. Creating and Using Files 6. Constants, Variables, Expressions and Operators Appendicies A. Error Codes and Messages B. Mathematical Functions C. ASCII Character Codes D. Assembly Language E. Converting Programs F. Communications G. Hexadecimal Equivalents H. Key Scan Codes I. Characters Recognized Glossary

GW-BASIC User's Guide
Microsoft Corporation Information in this document is subject to change without notice and does not represent a commitment on the part of Microsoft Corporation. The software described in this document is furnished under a license agreement or nondisclosure agreement. It is against the law to copy this software on magnetic tape, disk, or any other medium for any purpose other than the purchaser's personal use. © Copyright Microsoft Corporation, 1986, 1987. All rights reserved. Portions copyright COMPAQ Computer Corporation, 1985 Simultaneously published in the United States and Canada. Microsoft®, MS-DOS®, GW-BASIC® and the Microsoft logo are registered trademarks of Microsoft Corporation. Compaq® is a registered trademark of COMPAQ Computer Corporation. DEC® is a registered trademark of Digital Equipment Corporation.

User's Reference
ABS Function ASC Function ATN Function AUTO Command BEEP Statement BLOAD Command BSAVE Command CALL Statement CDBL Function CHAIN Statement CHDIR Command CHR$ Function CINT Function

Document Number 410130001-330-R02-078

GW-BASIC User's Reference
Microsoft Corporation Information in this document is subject to change without notice and does not represent a commitment on the part of Microsoft Corporation. The software described in this document is furnished under a license agreement or nondisclosure agreement. The software may be used or copied only in accordance with the terms of the agreement. It is against the law to copy this software on magnetic tape, disk, or any other medium for any purpose other than the purchaser's personal use.

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GWBASIC User's Manual

CIRCLE Statement CLEAR Command CLOSE Statement CLS Statement COLOR Statement COM(n) Statement COMMON Statement CONT Command COS Function CSNG Function CSRLIN Variable CVD Function CVI Function CVS Function DATA Statement DATE$ Statement DEF FN Statement DEFINT Statement DEFDBL Statement DEFSNG Statement DEFSTR Statement DEF SEG Statement DEF USR Statement DELETE Command DIM Statement DRAW Statement EDIT Command END Statement ENVIRON Statement ENVIRON$ Function EOF Function ERASE Statement ERDEV($) Variables ERL Variable ERR Variable ERROR Statement EXP Function EXTERR Function FIELD Statement

© Copyright Microsoft Corporation, 1986, 1987. All rights reserved. Portions copyright COMPAQ Computer Corporation, 1985 Simultaneously published in the United States and Canada. Microsoft®, MS-DOS®, GW-BASIC®, and the Microsoft logo are registered trademarks of Microsoft Corporation. EGA® and IBM® are registered trademarks of International Business Machines Corporation. Document Number 410130013-330-R02-0787

Introduction
This manual is an alphabetical reference to GW-BASIC instructions: statements, functions, commands, and variables. The name and type of each instruction is listed at the top of the page, and is followed by: Purpose Syntax Comments The purpose of the instruction The complete notation of the instruction Pertinent information about the instruction, and what happens when it is encountered by GWBASIC An illustration of the instruction as it might appear in a program Any special information about the instruction

Examples Notes

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GWBASIC User's Manual

FILES Command FIX Function FOR Statement FRE Function GET Statement (Files) GET Statement...
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