VARRAYX

VARRAYX

Returns a value that indicates whether the value of the specified argument is an array

Category: Variable Information

Syntax
Arguments
Details
Comparisons
Examples
See Also

Syntax

VARRAYX (expression)

Arguments

expression

specifies any SAS character expression.

Restriction:

The value of the specified expression cannot denote an array reference.

Details

VARRAYX returns 1 if the value of the given argument is the name of an array; it returns 0 if the value of the given argument is not the name of an array.

Comparisons

VARRAY returns a value that indicates whether the specified name is the name of an array. VARRAYX returns a value that indicates whether the value of the specified expression is the name of 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.
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 .

Examples

SAS Statements Results

array x(3) x1-x3; array vx(4) $6 vx1 vx2 vx3 vx4 ('x' 'x1' 'x2' 'x3'); y=varrayx(vx(1)); z=varrayx(vx(2)); put y=; put z=;

y=1 z=0

See Also

SAS Statements	Results
array x(3) x1-x3; array vx(4) $6 vx1 vx2 vx3 vx4 ('x' 'x1' 'x2' 'x3'); y=varrayx(vx(1)); z=varrayx(vx(2)); put y=; put z=;	y=1 z=0

Functions:
"Variable Information" functions in Functions and CALL Routines by Category

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