PIStack :: PIStack - Constructor
The constructor creates a stack for the property handle passed to the constructor.
Implementation details
 
PIStack  :: PIStack ( PropertyHandle *property_handle, logical internal_opt=NO )
- property_handle
 - Pointer to property handle
Is a pointer to an (usually) opened property handle. 
- internal_opt
 - Internal option
This option indicates an internal operation or resource. Default: NO
 

