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SDO_Model_Type::isInstance — Test for an SDO_DataObject being an instance of this SDO_Model_Type
This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.
   Test for an SDO_DataObject being an instance of this SDO_Model_Type.
   Returns TRUE if the SDO_DataObject provided is an instance of this 
   SDO_Model_Type, or a derived type, otherwise returns FALSE.
  
data_objectThe SDO_DataObject to be tested.
   Returns TRUE if the SDO_DataObject provided is an instance of this 
   SDO_Model_Type, or a derived type, otherwise returns FALSE.