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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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Lookbehind longer than %d not implemented in regex m/%s/

(F) There is currently a limit on the length of string which lookbehind can handle. This restriction may be eased in a future release.

ISBN 9781906966027Perl Language Reference ManualSee the print edition