Introducing Macro Variables
A Brief Overview
The SAS macro facility
is a tool for extending and customizing SAS. It also reduces the amount
of program code that you enter to perform common tasks. The macro
facility has its own language, which enables you to package small
or large amounts of text into units that are assigned names called macro
variables. After a macro variable is created, you can
insert the text into your code simply by referencing the macro variable
by its name.
SAS macro variables
enable you to substitute text in your SAS programs. Macro variables
can also provide the following information:
-
operating system
-
SAS session
-
text strings
When you reference a macro variable in a SAS program, SAS replaces the reference ...
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