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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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-d

-dt

runs the program under the Perl debugger. See 23. If t is specified, it indicates to the debugger that threads will be used in the code being debugged.

ISBN 9781906966027Perl Language Reference ManualSee the print edition