1Level(3) User Contributed Perl Documentation Level(3)
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6 Log::Log4perl::Level - Predefined log levels
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9 use Log::Log4perl::Level;
10 print $ERROR, "\n";
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12 # -- or --
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14 use Log::Log4perl qw(:levels);
15 print $ERROR, "\n";
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18 "Log::Log4perl::Level" simply exports a predefined set of Log4perl log
19 levels into the caller's name space. It is used internally by
20 "Log::Log4perl". The following scalars are defined:
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22 $OFF
23 $FATAL
24 $ERROR
25 $WARN
26 $INFO
27 $DEBUG
28 $TRACE
29 $ALL
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31 "Log::Log4perl" also exports these constants into the caller's names‐
32 pace if you pull it in providing the ":levels" tag:
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34 use Log::Log4perl qw(:levels);
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36 This is the preferred way, there's usually no need to call
37 "Log::Log4perl::Level" explicitely.
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39 The numerical values assigned to these constants are purely virtual,
40 only used by Log::Log4perl internally and can change at any time, so
41 please don't make any assumptions.
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43 If the caller wants to import these constants into a different names‐
44 pace, it can be provided with the "use" command:
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46 use Log::Log4perl::Level qw(MyNameSpace);
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48 After this $MyNameSpace::ERROR, $MyNameSpace::INFO etc. will be
49 defined accordingly.
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53 Mike Schilli, <m@perlmeister.com>
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56 Copyright 2002 by Mike Schilli
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58 This library is free software; you can redistribute it and/or modify it
59 under the same terms as Perl itself.
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63perl v5.8.8 2002-07-10 Level(3)