package DataDecoder; use Moose; has 'parserArray_type_01_ref' => ( is => 'ro', isa => 'ArrayRef', builder => 'get_type_01_ref', lazy => 1 ); sub get_type_01_ref { my $array_ref = [ { name => 'YEAR', type => 'CHAR', len => 2, description => sub{0} }, { name => 'MONTH', type => 'CHAR', len => 2, description => sub{0} }, { name => 'DAY', type => 'CHAR', len => 2, description => sub{0} }, { name => 'HOUR', type => 'CHAR', len => 2, description => sub{0} }, { name => sub{ my $data = uc shift; my %SUD_DATA = ('98' => 'TYPE1', '64' => 'TYPE2'); (defined $SUD_DATA{$data})? $SUD_DATA{$data} : $data # $data }, type => 'HEX', len => 1, description => sub{ my $data = uc shift; my %SUD_DATA = ('98' => 'TYPE1', '64' => 'TYPE2'); (defined $SUD_DATA{$data})? $SUD_DATA{$data} : $data # $data }, } ]; return $array_ref; } 1; #### #!/usr/bin/env perl use DataDecoder; my $dd = DataDecoder->new(); my @array = @{$dd->parserArray_type_01_ref}; use Data::Dumper; print Dumper @array; exit;