Difference between revisions of "Boolean"

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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.
 
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.
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== API ==
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There is no API per se, just use usual Perl's logic operators.
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=== Examples ===
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if ($config{useDeadlyRay}) { ...
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[[Category:Reference]]
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__NOTOC__

Revision as of 10:21, 17 September 2012

Overview

Empty string (unset option) or 0 means FALSE.

1 means TRUE.

Details

Option values are interpreted with 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}) { ...