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  1. or download this
    system($cmd&&$cmd1);
    
  2. or download this
    my $real_command = "$cmd && $cmd1";
    warn "Running [$real_command]";
    system($real_command) == 0
        or die "Couldn't launch [$real_command]: $? / $!";
    
  3. or download this
    my $real_command = "$cmd && $cmd1";
    print $real_command;
    ...
    
    my $real_command = $cmd && $cmd1;
    print $real_command;