$x = {
  foo => 'bar',
  baz => qw( bax bof )
}

##</code><code>##

$x = {
  foo => 'bar',
  baz => 'bax', 'bof'
}

##</code><code>##

$x = {
  foo => 'bar',
  baz => [ qw( bax bof ) ]
}