p4raw-id: //depot/perl@19646
filehandle, and are responsible for closing it after you have untied
the @array.
-Note that Tie::File will only close any filehandles that it opened
-internally. If you passed it a filehandle as above, you "own" the
-filehandle, and are responsible for closing it after you have untied
-the @array.
-
=head1 Deferred Writing
(This is an advanced feature. Skip this section on first reading.)