Beast <mailto:[EMAIL PROTECTED]> wrote:
: my $value = get_value_from_external_program;
:
: How do avoid such warning, because value is coming from
: external program thus I can't make sure that it will
: return a string or null.
What do you want to do with $value when the external
program does not return a value?
One option is to supply a default value:
my $value = get_value_from_external_program || 'default';
Or:
my $value = get_value_from_external_program || '';
HTH,
Charles K. Clarkson
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