SAS® Macro Programming Made Easy, Second Edition

Chapter 13. A Stepwise Method for Writing Macro Programs

Introduction		336
Building a Macro Program in Four Steps		336
Applying the Four Steps to an Example		337
	Step 1: Write, test, and debug the SAS program(s) that you want the macro program to build	338
	Step 2: Remove hard-coded programming constants from the program(s) in Step 1 and replace these constants with macro variables	344
	Step 3: Create macro program(s) from the program(s) in Step 2	348
	Step 4: Refine and generalize the macro program(s) in Step 3 by adding macro language statements like %IF-%THEN and %DO groups	352
Executing the REPORT Macro Program		356
Enhancing the Macro Program REPORT		366

Introduction

By now you’ve probably thought of at least one application that you could rewrite as a macro program. ...