Complete CL: The Definitive Control Language Programming Guide, Fifth Edition

  • 5h 56m
  • Ted Holt
  • MC Press, LLC.
  • 2009

Updated with the latest innovations to this quintessential programming language, the new edition of this comprehensive resource to Command Language (CL) covers all aspects of the language from basics to advanced topics. New functions have been added to CL by IBM and this manual provides detailed coverage on topics such as the INCLUDE command, new constants, overlaid variables, pointers and based variables, the Power System, and the new operating system IBM i. There is now a section on programming subroutines, with practices and examples, as well as explanations for file handling commands and techniques.

About the Author

Ted Holt has worked in the information technology industry since 1981, primarily with IBM midrange systems, and has taught at community colleges, universities, vocational, and technical schools. He is the author of several books on programming topics, including Encyclopedia of Tips, Techniques, and Programming Practices for iSeries and AS/400, Open Query File Magic!, Power CL, and Qshell for iSeries. He lives in Corinth, Mississippi.

In this Book

  • Introduction
  • A First Look at CL
  • Constants and Variables
  • Basic Operators and Functions
  • Control Statements
  • Message Management
  • Interprogram and Intermodule Communications
  • Job and System Interface
  • Using Files
  • Using Quotes
  • Managing Objects
  • Batch Job Processing
  • Advanced Topics
  • Security Considerations
  • Sign-on Programs
  • Debugging
  • CL and the Integrated Language Environment