SAS 9.4 Macro Language, 2nd Edition

Chapter 11

Writing Efficient and Portable Macros

Writing Efficient and Portable Macros

Keeping Efficiency in Perspective

Writing Efficient Macros

Use Macros Wisely

Use Name Style Macros

Avoid Nested Macro Definitions

Assign Function Results to Macro Variables

Turn Off System Options When Appropriate

Use the Stored Compiled Macro Facility

Centrally Store Autocall Macros

Other Useful Efficiency Tips

Storing Only One Copy of a Long Macro Variable Value

Writing Portable Macros

Using Portable SAS Language Functions with %SYSFUNC

Example Using %SYSFUNC

Using Automatic Variables with Host-Specific Values

Example Using SYSPARM

SYSPARM Details

SYSRC Details

Macro Language Elements with System Dependencies

Host-Specific Macro Variables

Naming Macros and ...