Name Type Location Description
theme_link_formatter_link_label function core/modules/link/link.theme.inc Formats a link using the field's label as link text.
ajax_forms_test_validation_form function core/modules/simpletest/tests/ajax_forms_test.module This form and its related submit and callback functions demonstrate not validating another form element when a single Ajax element is triggered.
_form_test_tableselect_get_data function core/modules/simpletest/tests/form_test.module Create a header and options array. Helper function for callbacks.
taxonomy_form_vocabulary_submit function core/modules/taxonomy/taxonomy.admin.inc Form submission handler for taxonomy_form_vocabulary().
user_cancel_confirm_form_submit function core/modules/user/user.pages.inc Submit handler for user_cancel_confirm_form().
hook_date_formatter_dates_alter function core/modules/date/date.api.php Alter the dates array created by date_formatter_process().
FormsFormWrapperTestCase::setUp function core/modules/simpletest/tests/form.test Sets up a Backdrop site for running functional and integration tests.
form_test_wrapper_callback_form function core/modules/simpletest/tests/form_test.module Form builder for form wrapper callback test.
FormExampleTestCase::testWizard function modules/examples/form_example/tests/form_example.test Test Wizard tutorial.
_simpletest_format_summary_line function core/modules/simpletest/simpletest.module
views_ui_config_item_form_submit function core/modules/views_ui/views_ui.admin.inc Submit handler for configing new item(s) to a view.
FormsProgrammaticTestCase::setUp function core/modules/simpletest/tests/form.test Sets up a Backdrop site for running functional and integration tests.
views_ui_config_item_form_remove function core/modules/views_ui/views_ui.admin.inc Submit handler for removing an item from a view
database_example_form_add_submit function modules/examples/database_example/database_example.module Submit handler for 'add entry' form.
views_ui_config_item_form_expose function core/modules/views_ui/views_ui.admin.inc Override handler for views_ui_edit_display_form
translation_form_node_form_alter function core/modules/translation/translation.module Implements hook_form_BASE_FORM_ID_alter() for node_form().
batch_example_simple_form_submit function modules/examples/batch_example/batch_example.module Submit handler.
redirect_list_filter_form_submit function core/modules/redirect/redirect.admin.inc Process filter form submission when the Filter button is pressed.
views_ui_config_item_form_rescan function core/modules/views_ui/views_ui.admin.inc Submit hook to clear Backdrop's theme registry (thereby triggering a templates rescan).
UserPermissionLayoutAccess::form function core/modules/layout/plugins/access/user_permission_layout_access.inc Settings form for configuring this access item.
LanguageLayoutAccess::formSubmit function core/modules/layout/plugins/access/language_layout_access.inc Submit handler for the settings form for this access item.
DashboardContentTypesBlock::form function core/modules/dashboard/includes/block.node_types.inc Build the settings form for editing this block.
views_ui_form_button_was_clicked function core/modules/views_ui/views_ui.admin.inc #process callback for a button; determines if a button is the form's triggering element.
FormEmailTestCase::testFormEmail function core/modules/simpletest/tests/form.test Tests that #type 'email' fields are properly validated.
redirect_edit_form_delete_submit function core/modules/redirect/redirect.admin.inc Form submit handler; handle the 'Delete' button on redirect_edit_form().
UserRoleLayoutAccess::formSubmit function core/modules/layout/plugins/access/user_role_layout_access.inc Submit handler for the settings form for this access item.
form_test_checkbox_type_juggling function core/modules/simpletest/tests/form_test.module
views_plugin_exposed_form::query function core/modules/views/plugins/views_plugin_exposed_form.inc Add anything to the query that we might need to.
UserAdminSettingsFormTest::setUp function core/modules/user/tests/user.test
AJAXMultiFormTestCase::$web_user property core/modules/simpletest/tests/ajax.test
AJAXFormPageCacheTestCase::setUp function core/modules/simpletest/tests/ajax.test Sets up a Backdrop site for running functional and integration tests.
locale_translate_export_pot_form function core/modules/locale/locale.bulk.inc Translation template export form.
views_plugin_style::options_form function core/modules/views/plugins/views_plugin_style.inc Provide a form to edit options for this plugin.
ckeditor5_settings_form_validate function core/modules/ckeditor5/ckeditor5.admin.inc Additional validate handler for filter_admin_format_form().
layout_settings_form_save_submit function core/modules/layout/layout.admin.inc Submit handler for layout_settings_form() that saves in-progress changes.
views_plugin_query::options_form function core/modules/views/plugins/views_plugin_query.inc Add settings for the ui.
FieldFormTestCase::$field_single property core/modules/field/tests/field.test
SystemSettingsFormTest::$profile property core/modules/simpletest/tests/form.test The profile to install as a basis for testing.
form_test_disabled_tabledrag_row function core/modules/simpletest/tests/form_test.module Menu callback for testing disabled tabledrag rows.
ViewsWizardInterface::build_form function core/modules/views_ui/wizards/views_ui_base_views_wizard.php For AJAX callbacks to build other elements in the "show" form.
views_handler_sort::options_form function core/modules/views/handlers/views_handler_sort.inc Basic options for all sort criteria
system_site_information_settings function core/modules/system/system.admin.inc Form builder; The general site information form.
ajax_example_node_form_alter.inc file modules/examples/ajax_example/ajax_example_node_form_alter.inc This example shows how to use AJAX when altering a node form.
layout_condition_add_form_submit function core/modules/layout/layout.admin.inc Submit handler for layout_condition_add_form().
views_handler_filter::value_form function core/modules/views/handlers/views_handler_filter.inc Options form subform for setting options.
FormsFormCacheTestCase::$profile property core/modules/simpletest/tests/form.test The profile to install as a basis for testing.
update_form_system_modules_alter function core/modules/update/update.module Implements hook_form_FORM_ID_alter() for system_modules().
views_handler_filter::group_form function core/modules/views/handlers/views_handler_filter.inc Build a form containing a group of operator | values to apply as a single filter.
layout_condition_add_form_cancel function core/modules/layout/layout.admin.inc Submit handler for the cancel button on layout_condition_add_form().
theme_update_manager_update_form function core/modules/update/update.theme.inc Returns HTML for the first page in the process of updating projects.

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