Name Type Location Description
views_handler_field::query function modules/views/handlers/views_handler_field.inc Called to add the field to a query.
entity_form_field_validate function modules/entity/entity.module Attaches field API validation to entity forms.
hook_field_delete_revision function modules/field/field.api.php Define custom revision delete behavior for this module's field types.
views_handler_field_entity class modules/views/handlers/views_handler_field_entity.inc A handler to display data from entity objects.
EmailFieldTestCase::$field property modules/email/tests/email.test
EntityFieldQuery::$deleted property modules/entity/entity.query.inc Query behavior for deleted data.
field_attach_delete_bundle function modules/field/field.attach.inc Notify field.module that a bundle was deleted.
EntityFieldQuery::$altered property modules/entity/entity.query.inc TRUE if the query has already been altered, FALSE if it hasn't.
views_handler_field::label function modules/views/handlers/views_handler_field.inc Get this field's label.
NumberFieldTestCase::setUp function modules/field/modules/number/tests/number.test Sets up a Backdrop site for running functional and integration tests.
field_attach_rename_bundle function modules/field/field.attach.inc Notify field.module that a bundle was renamed.
field_attach_create_bundle function modules/field/field.attach.inc Notify field.module that a new bundle was created.
FieldAttachStorageTestCase class modules/field/tests/field.test Unit test class for storage-related field_attach_* functions.
taxonomy_field_widget_form function modules/taxonomy/taxonomy.module Implements hook_field_widget_form().
_comment_body_field_create function modules/comment/comment.module Creates a comment_body field instance for a given node type.
field_attach_form_validate function modules/field/field.attach.inc Perform field validation against form-submitted field values.
taxonomy_field_widget_info function modules/taxonomy/taxonomy.module Implements hook_field_widget_info().
ImageFieldValidateTestCase class modules/image/tests/image.test Test class to check for various validations.
field_attach_load_revision function modules/field/field.attach.inc Load all fields for previous versions of a group of entities.
views_handler_field_custom class modules/views/handlers/views_handler_field_custom.inc A handler to provide a field that is completely custom by the administrator.
file_field_delete_revision function modules/file/file.field.inc Implements hook_field_delete_revision().
field_default_prepare_view function modules/field/field.default.inc Invokes hook_field_formatter_prepare_view() on the relevant formatters.
views_handler_field_broken class modules/views/handlers/views_handler_field.inc A special handler to take the place of missing or broken handlers.
image_field_formatter_view function modules/image/image.field.inc Implements hook_field_formatter_view().
comment_field_extra_fields function modules/comment/comment.module Implements hook_field_extra_fields().
image_field_formatter_info function modules/image/image.field.inc Implements hook_field_formatter_info().
image_field_widget_process function modules/image/image.field.inc An element #process callback for the image_image field type.
backdrop_schema_fields_sql function includes/common.inc Retrieves a list of fields from a table schema.
field_info_widget_settings function modules/field/field.info.inc Returns a field widget's default settings.
views_handler_field_markup class modules/views/handlers/views_handler_field_markup.inc A handler to run a field through check_markup, using a companion format field.
_field_language_suggestion function modules/field/field.multilingual.inc Process the given language suggestion based on the available languages.
redirect_field_attach_form function modules/redirect/redirect.module Implements hook_field_attach_form().
field_info_formatter_types function modules/field/field.info.inc Returns information about field formatters from hook_field_formatter_info().
hook_field_delete_instance function modules/field/field.api.php Act on a field instance being deleted.
hook_field_update_instance function modules/field/field.api.php Act on a field instance being updated.
hook_field_create_instance function modules/field/field.api.php Act on a field instance being created.
FieldViewsFieldTest::setUp function modules/field/tests/field_views.test Sets up a Backdrop site for running functional and integration tests.
_field_info_collate_fields function modules/field/field.info.inc Collates all information on existing fields and instances.
hook_field_info_max_weight function modules/field/field.api.php Returns the maximum weight for the entity components handled by the module.
options_field_widget_error function modules/field/modules/options/options.module Implements hook_field_widget_error().
MergeQuery::$defaultFields property includes/database/query.inc An array of fields which should be set to their database-defined defaults.
DatabaseSchema::fieldNames function includes/database/schema.inc Return an array of field names from an array of key/index column specifiers.
field_ui_field_delete_form function modules/field_ui/field_ui.admin.inc Form constructor for removing a field instance from a bundle.
InsertQuery::$insertFields property includes/database/query.inc An array of fields on which to insert.
number_field_settings_form function modules/field/modules/number/number.module Implements hook_field_settings_form().
field_ui_formatter_options function modules/field_ui/field_ui.admin.inc Returns an array of formatter options for a field type.
hook_field_storage_details function modules/field/field.api.php Reveal the internal details about the storage for a field.
FieldBlockTestCase::$field property modules/field/tests/field.test
views_handler_field::theme function modules/views/handlers/views_handler_field.inc Call out to the theme() function, which probably just calls render() but allows sites to override output more easily.
hook_field_attach_validate function modules/field/field.api.php Act on field_attach_validate().

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