function _webform_shuffle_options in Webform 7.4

Same name and namespace in other branches

1. 6.3 components/select.inc \_webform_shuffle_options()
2. 7.3 components/select.inc \_webform_shuffle_options()

Utility function to shuffle an array while preserving key-value pairs.

2 calls to _webform_shuffle_options()

webform_expand_grid in components/grid.inc

A Form API #process function for Webform grid fields.

_webform_render_select in components/select.inc

Implements _webform_render_component().

File

components/select.inc, line 1095

Webform module multiple select component.

Code

function _webform_shuffle_options(&$array) {

  // First shuffle the array keys, then use them as the basis for ordering
  // the options.
  $aux = array();
  $keys = array_keys($array);
  shuffle($keys);
  foreach ($keys as $key) {
    $aux[$key] = $array[$key];
  }
  $array = $aux;
}