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function hook_field_update_field in Drupal 7

Act on a field being updated.

This hook is invoked just after field is updated in field_update_field().

Parameters

$field: The field as it is post-update.

$prior_field: The field as it was pre-update.

$has_data: Whether any data already exists for this field.

Related topics

Field CRUD API: Create, update, and delete Field API fields, bundles, and instances.
Hooks: Allow modules to interact with the Drupal core.

2 functions implement hook_field_update_field()

Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

image_field_update_field in modules/image/image.module: Implements hook_field_update_field().
list_field_update_field in modules/field/modules/list/list.module: Implements hook_field_update_field().

1 invocation of hook_field_update_field()

field_update_field in modules/field/field.crud.inc: Updates a field.

File

modules/field/field.api.php, line 2552: Hooks provided by the Field module.

Code

function hook_field_update_field($field, $prior_field, $has_data) {

  // Reset the static value that keeps track of allowed values for list fields.
  drupal_static_reset('list_allowed_values');
}