Operation Codes and Extenders
Definition: Opcode extenders in IBM i are like modifiers for commands in programming. They...
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Built-in Functions
%ABS: The absolute value of the numeric expression specified as the parameter is returned...
Logic Cycle
Introduction The RPG cycle simplifies the development process by automatically handling file operations, calculations,...
Data Structure
Introduction Data structures are a powerful tool that can make your CL programs more...
ILE with CL using Procedures
Introduction In CLLE, subroutines and procedures are essential programming constructs used to organize and...
OVRDBF and OPNQRYF
Introduction In IBM i CL (Control Language) programming, the “override” concept is used in...
Error & Message Handling
Error and message handling in CL (Control Language) programming on IBM i is crucial...
File Operations
CL, unlike RPG where all types of files are supported, does not support all...
Operations and Functions
Built In Functions Introduction: Built-in function is a function that is already available in...
