IBM: OS/2 2.0 Procedures Language/2 Reference Manual

"OS/2 2.0 Procedures Language/2 REXX Reference Manual" is the reference documentation about REXX from IBM.

This document is a 'must have' for every serious OS/2 REXX programmer.

This document contains the following sections:

• Introduction
  
• General Concepts
  
• Keyword Instructions
  
• Functions
  
• OS/2 API Functions
  
• QUEUE Interface
  
• REXX Utiltities (REXXUTIL)
  
• Parsing
  
• Numbers and Arithmetik
  
• Conditions and Condition Traps
  
• Input and Output Streams
  
• Application Programming Interface
  
• Invoking the REXX Interpreter
  
• Subcommand Interfaces
  
• External Functions
  
• System Exits
  
• Variable Pool Interface
  
• Halt and Trace Functions
  
• Macrospace Interface
  
• Debugging Aids
  
• Reserved Keywords and Special Variables
  
• Useful OS/2 Commands
  
• Error Numbers and Messages
  
• Double-Byte Character Set (DBCS) Support