function _erl_widget_sort_helper in Entity Reference with Layout 8

Helper function to sort array items by '_weight'.

1 string reference to '_erl_widget_sort_helper'

theme_entity_reference_layout_widget in ./entity_reference_layout.module

Themes the "ERL" field widget.

File

./entity_reference_layout.module, line 137

Contains entity_reference_layout.module.

Code

function _erl_widget_sort_helper($a, $b) {
  $a_weight = is_array($a) && isset($a['_weight']['#value']) ? $a['_weight']['#value'] : 0;
  $b_weight = is_array($b) && isset($b['_weight']['#value']) ? $b['_weight']['#value'] : 0;
  return $a_weight - $b_weight;
}