Software information: BBC BASIC Reference Manual

This manual provides a complete description of BBC BASIC for users of computers running RISC OS 3.10 or later.

If you prefer a printed version, this can be purchased from the Merchandise page.

Chapter contents

The BBC BASIC Reference Manual contains chapters on the following subjects:

Part 1: Overview

• About the BBC BASIC Reference Manual
• About BBC BASIC

Part 2: Programming techniques

• Command mode
• Simple programming
• Variables
• Numeric expressions
• Binary and logic
• String expressions
• Arrays
• Outputting text
• Inputting data
• Control statements
• Procedures and functions
• Data and command files
• Screen modes
• Simple graphics
• Complex graphics
• Graphic patterns
• Viewports
• Sprites
• Teletext mode
• Sound
• Accessing memory locations
• Error handling and debugging
• VDU control
• Editing BASIC files

Part 3: Reference

• Keywords
• Star commands
• ARM assembler

Part 4: Appendices

• Numeric implementation
• Minimum abbreviations
• Error messages
• INKEY values
• Specifying screen modes
• Default palettes
• Plot codes
• VDU variables
• BBC BASIC’s history