Program a Task Once and Reuse Your Code Everywhere

Program a Task Once and Reuse Your Code Everywhere 

Program 1.1 Librefs That Commonly Appear at the Start of a SAS Program 

For a clinical trial you may have anywhere from a few dozen to a couple hundred different SAS programs, depending on the nature of the project. If you were to copy the LIBNAME statements above into 200 different programs, you might realize two things  

You had to copy three common lines of SAS code into 200 different places. 

Another approach would be to wrap a SAS macro around the three LIBNAME statements and call it with a simple SAS macro call. First, set up a SAS macro. 

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