Control language

Control language (CL) allows system programmers and system administrators to write programs using i5/OS™ commands and other IBM-supplied commands.

• About control language (CL)
  This provides an overview of the control language (CL) topic.
• What's new for V5R4
  Find out about new and changed information in the Control Language (CL) topic in the Information Center for V5R4.
• Printable PDFs
  Use this to print groups of CL commands or concepts.
• CL command finder
  Select this to access the CL command finder, a tool that allows you to search for CL commands by name or description. You can even display an alphabetic list of all commands, all new commands, or all changed commands.
• Alphabetic list of commands
  Select this to display an alphabetic list of all commands by description.
• CL concepts
  This describes concepts useful when using control language (CL) commands.
• CL programming
  This provides tasks and concepts specific to CL programming.
• Debug CL programs and procedures
  Debugging allows you to detect, diagnose, and eliminate errors in a program. This gives how-to information for debugging ILE and OPM programs.
• Objects and libraries
  This provides tasks and concepts specific to objects and libraries, including functions performed on objects, creating libraries, and specifying object authority.
• Messages
  This discusses some of the ways that messages can be used to communicate between users and programs.