Demo code in RPG/Free, SQL and CLP for the IBM i
More developers are learning about the IBM i as a wonderful business platform. ( It was formerly known as the AS/400.)
My intent is to provide real programs that help you learn, or improve your current understanding, and which you can adapt to you needs.
Feel free to provide comments and feedback.
Code to be copied into other programs.
Utility support routines that are called from other code.
Batch program with SQL embedded in RPGLE. Includes error checking and handling. There are two versions, one in completely free format and one not free with the D-Specs in fixed format.
Many shops are still using 5250 "green screen" applications and these need to be maintained and/or extended. This is a fully functional modernized 5250 "green screen" Customer Master maintenance and prompting application, with full screen and window displays, modular code, service programs, message files and a sample database.
A service program to add 1 to an alpha-numeric string of any length.
A standardized way to handle locked records in an interactive program, and display information about who is holding the lock. For programs that use native IO.