PROC FCMP User-Defined Functions: An Introduction to the SAS Function Compiler - Paperbackby Troy Martin Hughes (Author) Elevate your programming skills with PROC FCMP. In PROC FCMP User Defined Functions, readers are introduced to the SAS Function Compiler, which enables users to create user defined functions and subroutines. These modular, callable software components complement the diverse array of SAS built in functions and extend the SAS programming language, creating more building blocks for constructing future software! The book