Who Knew You Could Do That with RPG IV? Modern RPG for the Modern Programmer

Exception and error handling

The original version of this book briefly covered the topic of exception and error handling, mostly from the perspective of Integrated Language Environment (ILE) exception handlers. Since that time, a number of things have happened:

•Interest in error handling has grown among RPG programmers, particularly with the increased use of subprocedures.

•New error handling techniques were introduced into the RPG language itself though the MONITOR op-code.

For these reasons, this chapter handles the topic of exception and error ...