The WHERE clause in SAS is a powerful mechanism for selecting observations as you read or write a data set. The WHERE clause supports many operators, including the IN operator, which enables you to compactly specify multiple conditions for a categorical variable. A common use of the IN operator is
First, if you landed on this topic because you encountered this SAS message: ERROR 180-322: Statement is not valid or it is used out of proper order. ...then I'll tell you right now: you've probably left off a semicolon in one of your SAS statements. If you're lucky, the SAS
A colleague approached me with this very important business problem: Every Friday at SAS HQ, SAS cafe staff provides a breakfast goodie in our breakrooms. Often the supplied goodie is delicious, but sometimes it's more...well...healthy. I want to know whether I should eat my breakfast before I leave home on
