| list_allowed_values | Returns the array of allowed values for a list field. |
| list_allowed_values_setting_validate | Element validate callback; check that the entered values are valid. |
| list_allowed_values_string | Generates a string representation of an array of 'allowed values'. |
| list_boolean_allowed_values_callback | Form element #value_callback: assembles the allowed values for 'boolean' fields. |
| list_extract_allowed_values | Parses a string of 'allowed values' into an array. |
| list_field_formatter_info | Implements hook_field_formatter_info(). |
| list_field_formatter_view | Implements hook_field_formatter_view(). |
| list_field_info | Implements hook_field_info(). |
| list_field_is_empty | Implements hook_field_is_empty(). |
| list_field_settings_form | Implements hook_field_settings_form(). |
| list_field_update_field | Implements hook_field_update_field(). |
| list_field_update_forbid | Implements hook_field_update_forbid(). |
| list_field_validate | Implements hook_field_validate(). |
| list_field_widget_info_alter | Implements hook_field_widget_info_alter(). |
| list_help | Implements hook_help(). |
| list_options_list | Implements hook_options_list(). |
| _list_values_in_use | Checks if a list of values are being used in actual field values. |