Chapter 15
Variable Information Functions
Functions That Determine SAS Variable Information
Functions That Determine Format Information
Functions That Determine Informat Information
Introduction
The functions in this chapter all return information about SAS variables. For example, VNAME returns the name of a variable, given an array reference. VTYPE is used to determine if a variable is character or numeric. The advantage of these functions over the VAR functions listed in the previous chapter is that the OPEN function is not needed to obtain variable information.
As a general class, there are ...
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