Name Type Location Description
hook_ckeditor5_upgrade_button_mapping_alter function core/modules/ckeditor5/ckeditor5.api.php Modify the button mapping used between CKEditor 4 and CKEditor 5 upgrades.
taxonomy_nodes_test_query_node_access_alter function core/modules/taxonomy/tests/taxonomy_nodes_test/taxonomy_nodes_test.module Implements hook_query_TAG_alter().
entityreference_query_entityreference_alter function core/modules/entityreference/entityreference.module Implements hook_query_TAG_alter().
locale_test_language_negotiation_info_alter function core/modules/locale/tests/locale_test/locale_test.module Implements hook_language_negotiation_info_alter().
user_form_test_form_user_profile_form_alter function core/modules/user/tests/user_form_test/user_form_test.module Implements hook_form_FORM_ID_alter().
DatabaseAlterTestCase::testAlterRemoveRange function core/modules/simpletest/tests/database_test.test Test that we can remove a range() value from a query. This also tests hook_query_TAG_alter().
hook_field_attach_prepare_translation_alter function core/modules/field/field.api.php Perform alterations on field_attach_prepare_translation().
UrlAlterFunctionalTest::testGetQInitialized function core/modules/simpletest/tests/path.test Tests that $_GET['q'] is initialized when the request path is empty.
form_test_form_form_test_state_persist_alter function core/modules/simpletest/tests/form_test.module Implements hook_form_FORM_ID_alter().
DatabaseAlterTestCase::testAlterChangeFields function core/modules/simpletest/tests/database_test.test Test that we can alter the fields of a query.
EntityReferenceBehaviorHandler::schema_alter function core/modules/entityreference/plugins/behavior/EntityReferenceBehaviorHandler.inc Alter the field schema.
image_form_system_file_system_settings_alter function core/modules/image/image.module Implements hook_form_FORM_ID_alter().
hook_date_field_instance_settings_form_alter function core/modules/date/date.api.php Alter a date field instance settings form.
SystemInfoAlterTestCase::testSystemInfoAlter function core/modules/system/tests/system.test Tests that {system}.info is rebuilt after a module that implements hook_system_info_alter() is enabled. Also tests if core *_list() functions return freshly altered info.
views_plugin_exposed_form::exposed_form_alter function core/modules/views/plugins/views_plugin_exposed_form.inc
search_form_layout_block_configure_form_alter function core/modules/search/search.module Implements hook_form_FORM_ID_alter().
ckeditor5_form_filter_admin_format_form_alter function core/modules/ckeditor5/ckeditor5.module Implements hook_form_FORM_ID_alter().
ViewsUiBaseViewsWizard::alter_display_options function core/modules/views_ui/wizards/views_ui_base_views_wizard.php Alter the full array of display options before they are added to the view.
field_test_field_widget_properties_user_alter function core/modules/field/tests/field_test/field_test.module Implements hook_field_widget_properties_ENTITY_TYPE_alter().
UrlAlterFunctionalTest::assertUrlInboundAlter function core/modules/simpletest/tests/path.test Assert that a inbound path is altered to an expected value.
hook_date_field_formatter_settings_form_alter function core/modules/date/date.api.php Alter a date field formatter settings form.
field_test_field_formatter_settings_form_alter function core/modules/field/tests/field_test/field_test.module Implements hook_field_formatter_settings_form_alter().
CommonBackdropAlterTestCase::testBackdropAlter function core/modules/simpletest/tests/common.test
locale_form_language_admin_overview_form_alter function core/modules/locale/locale.module Implements hook_form_FORM_ID_alter() for language_admin_overview_form().
DatabaseAlterTestCase::testSimpleAlterSubquery function core/modules/simpletest/tests/database_test.test Test that we can do basic alters on subqueries.
field_test_query_store_global_test_query_alter function core/modules/field/tests/field_test/field_test.module Implements hook_query_TAG_alter() for tag 'store_global_test_query'.
bartik_form_system_theme_settings_alter_submit function core/modules/color/color.legacy.inc Submit handler for theme settings form.
taxonomy_test_query_taxonomy_term_access_alter function core/modules/simpletest/tests/taxonomy_test.module Implements hook_query_TAG_alter().
hook_field_widget_properties_ENTITY_TYPE_alter function core/modules/field/field.api.php Alters the widget properties of a field instance on a given entity type before it gets displayed.
UrlAlterFunctionalTest::assertUrlOutboundAlter function core/modules/simpletest/tests/path.test Assert that an outbound path is altered to an expected value.
EntityReferenceBehaviorHandler::is_empty_alter function core/modules/entityreference/plugins/behavior/EntityReferenceBehaviorHandler.inc Alter the empty status of a field item.
field_test_query_efq_table_prefixing_test_alter function core/modules/field/tests/field_test/field_test.module Implements hook_query_TAG_alter() for tag 'efq_table_prefixing_test'.
UpdateTestContribCase::testHookUpdateStatusAlter function core/modules/update/tests/update.test Check that hook_update_status_alter() works to change a status.
locale_form_language_admin_add_form_alter_submit function core/modules/locale/locale.module Set a batch for newly added language.
EntityReferenceBehaviorHandler::views_data_alter function core/modules/entityreference/plugins/behavior/EntityReferenceBehaviorHandler.inc Alter the views data of a field.
LocaleLibraryInfoAlterTest::testLibraryInfoAlter function core/modules/locale/tests/locale.test Verifies that the datepicker can be localized.
hook_date_field_formatter_settings_summary_alter function core/modules/date/date.api.php Alter a date field formatter settings summary.
field_test_field_formatter_settings_summary_alter function core/modules/field/tests/field_test/field_test.module Implements hook_field_formatter_settings_summary_alter().
locale_form_language_admin_edit_form_alter_submit function core/modules/locale/locale.module Submission handler to record our custom setting.
DatabaseAlterTestCase::testAlterChangeConditional function core/modules/simpletest/tests/database_test.test Test that we can alter a query's conditionals.
CommonBackdropGotoTestCase::testBackdropGotoAlter function core/modules/simpletest/tests/common.test Test hook_backdrop_goto_alter().
entityreference_field_views_data_views_data_alter function core/modules/entityreference/views/entityreference.views.inc Implements hook_field_views_data_views_data_alter().
NodeQueryAlter::testNodeQueryAlterLowLevelNoAccess function core/modules/node/tests/node.test Tests 'node_access' query alter, for user without access.
TaxonomyTermTestCase::testTaxonomySelectNodesAlter function core/modules/taxonomy/tests/taxonomy.test Tests that taxonomy term detail page is working even after the default taxonomy_select_nodes() query is altered.
block_test_block_view_block_test_test_hyphen_alter function core/modules/block/tests/block_test/block_test.module Implements hook_block_view_MODULE_DELTA_alter().
TaxonomyQueryAlterTestCase::testTaxonomyQueryAlter function core/modules/taxonomy/tests/taxonomy.test Tests that appropriate tags are added when querying the database.
TaxonomyQueryAlterTestCase::setupQueryTagTestHooks function core/modules/taxonomy/tests/taxonomy.test Sets up the hooks in the test module.
NodeEntityFieldQueryAlter::testNodeQueryAlterWithUI function core/modules/node/tests/node.test Tests that node access permissions are followed.
NodeEntityViewModeAlterTest::testNodeViewModeChange function core/modules/node/tests/node.test Create a "Page" node and verify its consistency in the database.
ckeditor5_form_filter_format_editor_link_form_alter function core/modules/ckeditor5/ckeditor5.module Implements hook_form_FORM_ID_alter().

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