- 2 hours
The REXX Programming II for VSE course explains how to produce a structured REXX program and execute it in the VSE environment.
Programmers who require more advanced REXX programming skills.
Completion of the Programming in REXX I course and knowledge of the fundamentals of REXX programming.
After completing this course, the student will be able to identify:
- How to write a structured REXX program, including the BLK_INIT, BLK_CALC, and BLK_SHOW procedures
- How error messages are added
BLKSIZE Calculator as an Example Program
Structure of BLKSIZE EXEC and Parameters
Calculating Variables and Constants
Validate Input Parameters
Coding the Parameters
How BLKSIZE Is Calculated
End/ Return Statement
Setting Up Error Codes
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