I must say I am curious why one would want to invoke an additional instance of the shell in order to perform this task when it could easily be carried out within Perl - For example the above shell call could be reduced to the following:

my $number = scalar @{[ glob $name ]};

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I have written about this topic before from a security perspective in the node - Think beyond Taint and warnings

 

perl -le 'print+unpack("N",pack("B32","00000000000000000000001000010110"))'

In reply to Re: Executing unix command in perl and getting the output by rob_au
in thread Executing unix command in perl and getting the output by kirk123

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