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Re: Truth and Falsehood

by tobyink (Canon)
on Dec 17, 2019 at 22:13 UTC ( [id://11110306]=note: print w/replies, xml ) Need Help??


in reply to Truth and Falsehood

You might want to add that for dualvars, it is the stringy part of the value which is tested for truthfulness.

use Scalar::Util 'dualvar';

dualvar(1, "0");  # false
dualvar(0, "1");  # true

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