$a = {'aaa'=>'bbb','ccc'=>'ddd'}
$b = ':'
$o = join_keys_to_values($a,$b)
notice(inline_template('join_keys_to_values is <%= @o.sort.inspect %>'))
$a = {'aaa'=>'bbb','ccc'=>'ddd'}
$b = ':'
$o = join_keys_to_values($a,$b)
notice(inline_template('join_keys_to_values is <%= @o.sort.inspect %>'))