Serializes data from STL memory streams to native Excel data.
class CXlIStrStream : public CXlIStream
The CXlIStrStream class is a specialized class derived from CXlIStream. It contains its own inner stream, which is of type std::istrstream, i.e. a stream that controls an array bytes in of memory. The class thus represents both the conversion method for data to be deserialized and also the byte array from which the data is deserialized.