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1. drupal
   1. drupal7

Helper function to filter out empty values.

On order to keep marker rows in the database, the function ensures that the right number of 'all columns NULL' values is kept.

Übergabeparameter

array $field

array $items

Rückgabewert

array returns filtered and adjusted item array

TODO D7: poorly named...

Verwandte Themen

Field API

Attach custom data fields to Drupal objects.

Code

modules/field/field.module, line 250

<?php
function field_set_empty($field, $items) {
  // Filter out empty values.
  $filtered = array();
  $function = $field['module'] . '_field_is_empty';
  foreach ((array) $items as $delta => $item) {
    if (!$function($item, $field)) {
      $filtered[] = $item;
    }
  }
  return $filtered;
}
?>