rails change

gistfile1.txt

This code:

grouped_options = {
 'North America' => [['United States'], 'Canada'],
 'Europe' => ['Denmark','Germany','France']
}
grouped_options_for_select(grouped_options)

Yields:

<optgroup label="Europe">
  <option value="Denmark">Denmark</option>
  <option value="Germany">Germany</option>
  <option value="France">France</option>
</optgroup>
<optgroup label="North America">
  <option value="US">United States</option>
  <option value="Canada">Canada</option>
</optgroup>





After your change this code:

grouped_options = [['United States', 'Canada'],['Denmark','Germany','France']]
grouped_options_for_select(grouped_options, nil, nil, '------')

should yield:

<optgroup label="-------">
  <option value="Denmark">Denmark</option>
  <option value="Germany">Germany</option>
  <option value="France">France</option>
</optgroup>
<optgroup label="-------">
  <option value="US">United States</option>
  <option value="Canada">Canada</option>
</optgroup>