The Little SAS® Book: A Primer, Fourth Edition

Chapter 7. Writing Flexible Code with the SAS Macro Facility

• 7.1 Macro Concepts 210

• 7.2 Substituting Text with Macro Variables 212

• 7.3 Creating Modular Code with Macros 214

• 7.4 Adding Parameters to Macros 216

• 7.5 Writing Macros with Conditional Logic 218

• 7.6 Writing Data-Driven Programs with CALL SYMPUT 220

• 7.7 Debugging Macro Errors 222

Macro Concepts

Not so long ago the SAS macro facility was considered an advanced topic relevant only to experienced SAS users. Over time, however, macros have become more prevalent so that now even new SAS users would do well to know a little about the SAS macro facility. Fortunately, the basic macro concepts are not difficult to understand. This chapter introduces the most commonly used features of the SAS macro language. ...