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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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PERL5DB

The command used to load the debugger code. The default is:

BEGIN { require 'perl5db.pl' }

The PERL5DB environment variable only used when perl is started with a bare -d switch.

ISBN 9781906966027Perl Language Reference ManualSee the print edition