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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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Quantifier follows nothing in regex; marked by <-- HERE in m/%s/

(F) You started a regular expression with a quantifier. Backslash it if you meant it literally. The <-- HERE shows in the regular expression about where the problem was discovered. See 11.

ISBN 9781906966027Perl Language Reference ManualSee the print edition