- publishing free software manuals
Perl Language Reference Manual
by Larry Wall and others
Paperback (6"x9"), 724 pages
ISBN 9781906966027
RRP £29.95 ($39.95)

Sales of this book support The Perl Foundation! Get a printed copy>>>

tell() on unopened filehandle

(W unopened) You tried to use the tell() function on a filehandle that was either never opened or has since been closed.

ISBN 9781906966027Perl Language Reference ManualSee the print edition