Returns the data content of the ResBuf object as 64-bit Integer value.

This method generates the OdError_InvalidResBuf exception when the stored data type does not correspond to the Integer8, Integer16, Integer32, or Integer64 type.

Example of Entering and Displaying Tagged Data 

Getting and Setting Typical Data (integer 

Determining the Data Type by Group Code 

OdResBuf::setInt64(), OdResBuf::restype(), OdDxfCode::_getType() methods