IDL_Object has the following properties.
The following properties are used to return the variable attributes for the object. You can subclass the GetProperty method and return different values for these properties.
DIM
By default, calls the ::_overloadSize method and returns an array containing the dimensions.
LENGTH
By default, calls the ::_overloadSize method and returns an integer giving the number of elements.
NDIM
By default, calls the ::_overloadSize method and returns an integer giving the number of dimensions.
TNAME
By default, returns "OBJREF".
TYPECODE
By default, returns 11 (the type code for objects).
TYPENAME
By default, returns the class name for the object.
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See Also
Variable Attributes