Used to distinguish between HLU Workstation objects and other HLU objects. (See also NhlIsWorkstation)
wk : graphic
- One or more references to HLU objects
This function returns a logical array with the same dimensions as the input argument wk. The array elements are True when
the corresponding input element references an HLU Workstation object and False when the input element is any other HLU object.
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$Revision: 1.5 $ $Date: 1998/06/15 21:28:45 $