diff options
Diffstat (limited to 'actionpack')
-rw-r--r-- | actionpack/lib/action_view/helpers/form_options_helper.rb | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/actionpack/lib/action_view/helpers/form_options_helper.rb b/actionpack/lib/action_view/helpers/form_options_helper.rb index 43cbba8a0a..83434a9340 100644 --- a/actionpack/lib/action_view/helpers/form_options_helper.rb +++ b/actionpack/lib/action_view/helpers/form_options_helper.rb @@ -395,12 +395,12 @@ module ActionView # <b>Note:</b> Only the <tt><optgroup></tt> and <tt><option></tt> tags are returned, so you still have to # wrap the output in an appropriate <tt><select></tt> tag. def option_groups_from_collection_for_select(collection, group_method, group_label_method, option_key_method, option_value_method, selected_key = nil) - collection.inject("") do |options_for_select, group| + collection.map do |group| group_label_string = eval("group.#{group_label_method}") - options_for_select += "<optgroup label=\"#{html_escape(group_label_string)}\">" - options_for_select += options_from_collection_for_select(eval("group.#{group_method}"), option_key_method, option_value_method, selected_key) - options_for_select += '</optgroup>' - end.html_safe + "<optgroup label=\"#{html_escape(group_label_string)}\">" + + options_from_collection_for_select(eval("group.#{group_method}"), option_key_method, option_value_method, selected_key) + + '</optgroup>' + end.join.html_safe end # Returns a string of <tt><option></tt> tags, like <tt>options_for_select</tt>, but |