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

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Opening dirhandle %s also as a file

(W io deprecated) You used open() to associate a filehandle to a symbol (glob or scalar) that already holds a dirhandle. Although legal, this idiom might render your code confusing and is deprecated.

ISBN 9781906966027Perl Language Reference ManualSee the print edition