Basics Of The Prx Functions

223-2007: The Basics of the PRX Functions

The Basics of the PRX Functions David L. Cassell, Design Pathways, Corvallis, OR ABSTRACT We are constantly needing ways to search for patterns in text, and change particular pieces of text. With the advent of SAS® 9, the power of Perl's regular expressions is now available in the DATA step. The PRX functions and call

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