diff options
author | Mario Sergio Fujikawa Ferreira <lioux@FreeBSD.org> | 2002-11-23 18:04:16 +0000 |
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committer | Mario Sergio Fujikawa Ferreira <lioux@FreeBSD.org> | 2002-11-23 18:04:16 +0000 |
commit | 552d7096ecf931d6e059e3a4017d5ef7f5004d8e (patch) | |
tree | f83ffad8c8606cd2c20bb46015dfd1abf2de8366 /math/p5-Math-Logic | |
parent | Only use File::Spec if below perl 5.6.1. (diff) |
o fmt(1) DESCR file
o Add WWW tag
Notes
Notes:
svn path=/head/; revision=70884
Diffstat (limited to 'math/p5-Math-Logic')
-rw-r--r-- | math/p5-Math-Logic/pkg-descr | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/math/p5-Math-Logic/pkg-descr b/math/p5-Math-Logic/pkg-descr index c97c337c80f0..c489b7f12037 100644 --- a/math/p5-Math-Logic/pkg-descr +++ b/math/p5-Math-Logic/pkg-descr @@ -1,10 +1,12 @@ Perl's built-in logical operators, C<and>, C<or>, C<xor> and C<not> support 2-value logic. This means that they always produce a result -which is either true or false. In fact perl sometimes returns 0 -and sometimes returns undef for false depending on the operator -and the order of the arguments. For "true" Perl generally returns -the first value that evaluated to true which turns out to be -extremely useful in practice. Given the choice Perl's built-in -logical operators are to be preferred -- but when you really want -pure 2-degree logic or 3-degree logic or multi-degree logic they -are available through this module +which is either true or false. In fact perl sometimes returns 0 and +sometimes returns undef for false depending on the operator and the +order of the arguments. For "true" Perl generally returns the first +value that evaluated to true which turns out to be extremely useful +in practice. Given the choice Perl's built-in logical operators are +to be preferred -- but when you really want pure 2-degree logic or +3-degree logic or multi-degree logic they are available through +this module + +WWW: http://search.cpan.org/search?dist=Math-Logic |