Under the influence of use warnings FATAL => qw(numeric);

Actually, just writing use warnings; is sufficient. Example: 

use strict;
use warnings;
my $value="abc";
my $t=eval { 0+$value };
print "$@\n";

[download]
prints Argument "abc" isn't numeric in addition (+) at U:\develsv\ARTS\playground\eval_test1.pl line 4.

-- 
Ronald Fischer <ynnor@mm.st>

In reply to Re^3: Exploiting Perls idea of what is a number by rovf
in thread Exploiting Perls idea of what is a number by rovf

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