c:\@Work\Perl\monks>perl -wMstrict -MData::Dumper -le
"my %my_hash;
 $my_hash{T::c} = 'xxx';
 print $my_hash{'T::c'};
 print Dumper \%my_hash;
"
Bareword "T::c" not allowed while "strict subs" in use at -e line 1.
Execution of -e aborted due to compilation errors.

c:\@Work\Perl\monks>perl -wMstrict -MData::Dumper -le
"my %my_hash;
 $my_hash{'T::c'} = 'xxx';
 print $my_hash{'T::c'};
 print Dumper \%my_hash;
"
xxx
$VAR1 = {
          'T::c' => 'xxx'
        };