ANSI INCITS 113 : 1987

1 Scope, Purpose and Referenced and Related Standards
   1.1 Scope
   1.2 Purpose
   1.3 Referenced and Related Standards
2 Conformance
   2.1 Program Conformance
   2.2 Implementation Conformance
   2.3 Errors
   2.4 Exceptions
3 Syntax Specification and Definitions
   3.1 Method of Syntax Specification
   3.2 Definitions
4 Program Elements
   4.1 Characters
   4.2 Programs, Lines, and Blocks
   4.3 Program Annotation
   4.4 Identifiers
5 Numbers
   5.1 Numeric Constants
   5.2 Numeric Variables
   5.3 Numeric Expressions
   5.4 Implementation-Supplied Numeric Functions
   5.5 Numeric Assignment Statements
   5.6 Numeric Arithmetic and Angle
6 Strings
   6.1 String Constants
   6.2 String Variables
   6.3 String Expressions
   6.4 Implementation-Supplied String Functions
   6.5 String Assignment Statements
   6.6 String Declarations
7 Arrays
   7.1 Array Declarations
   7.2 Numeric Arrays
   7.3 String Arrays
8 Control Structures
   8.1 Relational Expressions
   8.2 Control Statements
   8.3 Loop Structures
   8.4 Decision Structures
9 Program Segmentation
   9.1 User-Defined Functions
   9.2 Subprograms
   9.3 Chaining
10 Input and Output
   10.1 Internal Data
   10.2 Input
   10.3 Output
   10.4 Formatted Output
   10.5 Array Input and Output
11 Files
   11.1 File Operations
   11.2 File Pointer Manipulation
   11.3 File Data Creation
   11.4 File Data Retrieval
   11.5 File Data Modification
12 Exception Handling and Debugging
   12.1 Exception Handling
   12.2 Debugging
13 Graphics
   13.1 Coordinate Systems
   13.2 Attributes and Screen Control
   13.3 Graphic Output
   13.4 Graphic Input
   13.5 Graphic Pictures and Moving Point Output
14 Real-Time
   14.1 Real-Time Programs
   14.2 Real-Time Declarations
   14.3 Scheduling
   14.4 Process Input and Output
   14.5 Shared Data
   14.6 Message Passing
   14.7 Bit Patterns and Operations
   14.8 Resource Management
15 Fixed Decimal Numbers
   15.1 Fixed Decimal Precision
   15.2 Fixed Decimal Program Segmentation
16 Editing
   16.1 Unsorted Programs
   16.2 Editing Commands
Appendixes
Appendix A Organization of Standard
Appendix B Scope Rules
Appendix C Implementation-Defined Features
Appendix D Index of Syntactic Objects
Appendix E Combined List of Production Rules
Appendix F Binding of GKS Level 0b to BASIC
Appendix G Differences between Minimal BASIC and BASIC
Appendix H Language Elements under Consideration for Future
             Removal