Functions and CALL Routines |
Returns a value that indicates whether the specified name is an
array.
Category: |
Variable Information
|
Restriction: |
Use only with the DATA step
|
-
name
-
specifies a name that is expressed as a
scalar or as an array reference.
Restriction: |
You cannot use an
expression as an argument. |
VARRAY returns 1 if the given name is
an array; it returns 0 if the given name is not an array.
-
VARRAY returns a value that indicates whether
the specified name is an array. VARRAYX returns a value that indicates whether
the value of the specified expression is an array.
-
VARRAY does not accept an expression as an argument.
VARRAYX accepts expressions, but the value of the specified variable cannot
denote an array reference.
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Related functions return the value of other variable
attributes, such as the variable name, informat, format, among others. For
a list, see the "Variable Information" functions in Functions and CALL Routines by Category
.
SAS Statements |
Results |
array x(3) x1-x3;
a=varray(x);
B=varray(x1);
put a=;
put B=;
|
a=1
B=0
|
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