boolean: Difference between revisions

Revision as of 19:16, 6 July 2019

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-== Overview ==
+#REDIRECT [[References#boolean_flag]]
-Empty string (unset option) or '''0''' means FALSE.
-'''1''' means TRUE.
-== Details ==
-Option values are interpreted with [http://perldoc.perl.org/perlsyn.html#Truth-and-Falsehood Perl's Truth and Falsehood] rules.
-Boolean options MAY be extended in future. In such a case, values of '''0''' and '''1''' SHOULD preserve the old behaviour, and more values MAY be added.
-== API ==
-There is no API per se, just use usual Perl's logic operators.
-=== Examples ===
- if ($config{useDeadlyRay}) { ...
-[[Category:Reference]]
-__NOTOC__