- FieldCrudTestCase::testDeleteField in core/modules/ field/ tests/ field.test 
- Test the deletion of a field.
- FieldCrudTestCase::testReadField in core/modules/ field/ tests/ field.test 
- Test reading back a field definition.
- FieldCrudTestCase::_testActiveHelper in core/modules/ field/ tests/ field.test 
- Helper function for testActive().
- FieldInstanceCrudTestCase::testDeleteFieldInstance in core/modules/ field/ tests/ field.test 
- Test the deletion of a field instance.
- FieldTranslationsTestCase::setUp in core/modules/ field/ tests/ field.test 
- Sets up a Backdrop site for running functional and integration tests.
- field_config_delete in core/modules/ field/ field.module 
- Implements hook_config_delete().
- field_create_instance in core/modules/ field/ field.crud.inc 
- Creates an instance of a field, binding it to a bundle.
- field_update_field in core/modules/ field/ field.crud.inc 
- Updates a field.
- field_update_instance in core/modules/ field/ field.crud.inc 
- Updates an instance of a field.
- field_validate_field in core/modules/ field/ field.crud.inc 
- Validates a field configuration.
- field_validate_instance in core/modules/ field/ field.crud.inc 
- Validates a field instance.
- image_field_delete_instance in core/modules/ image/ image.module 
- Implements hook_field_delete_instance().
- image_field_update_instance in core/modules/ image/ image.module 
- Implements hook_field_update_instance().
- ViewsHandlerFilterMultipleTest::setUp in core/modules/ views/ tests/ handlers/ views_handler_filter_multiple.test 
- Sets up a Backdrop site for running functional and integration tests.
- views_handler_field_field::options_form in core/modules/ field/ views/ views_handler_field_field.inc 
- _comment_body_field_create in core/modules/ comment/ comment.module 
- Creates a comment_body field instance for a given node type.
- _field_write_instance in core/modules/ field/ field.crud.inc 
- Stores an instance record in the field configuration database.
