Disable Warning in Perl

Simple... use below line in the subroutine if you have used "use warnings" in the top of your programm.

no warning;

Perl Take Error and Output in one file

sub executeCommand
{
  my $command = join ' ', @_;
  ($? >> 8, $_ = qx{$command 2>&1});
}

my ($status, $output) = executeCommand ('/bin/ls', '/');