SAS Programs
A SAS program
is a sequence of statements that execute one step at a time, statement
by statement, independently of one another. Whereas other programming
languages compile an entire program and then completely execute it,
SAS reads each line of information separately. To better imagine how
a SAS program works, think about your favorite restaurant. You enter
the restaurant, take a seat, and then when the waiter or waitress
arrives, you say what you would like to eat. When you state your order,
think of the statements like a program:
I
would like to place my order for my meal. I would like a glass of
water. I would like to order the chicken sandwich and chips. I would
also like a napkin.
Note that you first say what you want ...
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