Chapter 5: Methods
Defining Methods
Methods are the home of executable DS2 code. Executable statements in DS2 look like executable statements in the DATA step. That is, you add, subtract, multiply, divide, and so on, the same way in both. The important difference in DS2 is that you can put code into logical groupings called methods.
Methods act like SAS functions. A method can take arguments (parameters) and return an answer (result). Like SAS functions, methods can be saved and used in other DS2 programs.
In DS2, there are two fundamental types of methods:
• System-defined methods
• User-defined methods
System-Defined Methods
Because all executable code resides in methods ...
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