The SAS Dummy
A SAS® blog for the rest of us
One of the often-cited side effects of moving from "Base SAS" (SAS on your PC, or Display Manager) to SAS Enterprise Guide is the loss of "X" command privileges -- that is, the ability for your SAS programs to invoke other programs via the operating system shell. We call this
Regular expressions provide a powerful method to find patterns in a string of text. However, the syntax for regular expressions is somewhat cryptic and difficult to devise. This is why, by my reckoning, approximately 97% of the regular expressions used in code today were copied and pasted from somewhere else.
The project that I'm currently working on requires several input data tables, and those tables must have a specific schema. That is, each input table must contain columns of a specific name, type, and length in order for the rest of the system to function correctly. The schema requirements aren't