generic_stream::set_changed

Source: stream/generic/generic_stream__set_changed.pro

 generic_stream::set_changed
        Flag the stream and its dataset as changed.

 Usage:
        strref -> set_changed

 Keyword:
        clear   If set, then clear the changed flags of the stream
                and its streams.

 History:
        Original: 21/6/01; SJT