If you need a zero on fail then perhaps try being explicit with a ternary condition or by adding zero.

holding => ($vol =~ m/^HOLDING/ ? 1 : 0),

holding => $vol =~ m/^HOLDING/ + 0,

[download]

See also https://perlmaven.com/boolean-values-in-perl.

In reply to Re: Bug in Class::Struct? by swl
in thread Bug in Class::Struct? by freonpsandoz

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