Name Type Location Description
contact_category_edit_form_submit function core/modules/contact/contact.admin.inc Form submission handler for contact_category_edit_form().
views_ui_config_style_form_submit function core/modules/views_ui/views_ui.admin.inc Submit handler for configing new item(s) to a view.
FormsFileInclusionTestCase::setUp function core/modules/simpletest/tests/form.test Sets up a Backdrop site for running functional and integration tests.
simpletest_settings_form_validate function core/modules/simpletest/simpletest.pages.inc Validation handler for simpletest_settings_form().
form_test_clicked_button_validate function core/modules/simpletest/tests/form_test.module Form validation handler for the form_test_clicked_button() form.
views_plugin_access::options_form function core/modules/views/plugins/views_plugin_access.inc Provide the default form for setting options.
views_handler_field::options_form function core/modules/views/handlers/views_handler_field.inc Default options form that provides the label widget that all fields should have.
theme_views_ui_expose_filter_form function core/modules/views_ui/views_ui.theme.inc Theme the expose filter form.
token_example_example_form_submit function modules/examples/token_example/token_example.module Submit callback; store the submitted values into storage.
comment_form_node_type_form_alter function core/modules/comment/comment.module Implements hook_form_FORM_ID_alter().
tabledrag_example_parent_form.inc file modules/examples/tabledrag_example/tabledrag_example_parent_form.inc Example demonstrating a parent/child tabledrag form
AJAXFormValuesTestCase::$web_user property core/modules/simpletest/tests/ajax.test
tabledrag_example_simple_form.inc file modules/examples/tabledrag_example/tabledrag_example_simple_form.inc Example demonstrating a simple (i.e. 'sort' only) tabledrag form
filter_admin_format_form_validate function core/modules/filter/filter.admin.inc Form validation handler for filter_admin_format_form().
_locale_import_parse_plural_forms function core/includes/gettext.inc Parses a Plural-Forms entry from a Gettext Portable Object file header.
layout_settings_form_path_rebuild function core/modules/layout/layout.admin.inc Submit handler for layout_settings_form().
text_field_instance_settings_form function core/modules/field/modules/text/text.module Implements hook_field_instance_settings_form().
comment_form_submit_build_comment function core/modules/comment/comment.module Updates the comment entity by processing the submission's values.
FilterFormatAccessTestCase::setUp function core/modules/filter/tests/filter.test
GenericFieldTest::formCreateField function modules/examples/field_permission_example/tests/field_permission_example.test Create a field using the content type management form.
UserValidateCurrentPassCustomForm class core/modules/user/tests/user.test Tests user_validate_current_pass on a custom form.
CommentHelperCase::setCommentForm function core/modules/comment/tests/comment.test Sets the value governing whether the comment form is on its own page.
entityreference_field_widget_form function core/modules/entityreference/entityreference.module Implements hook_field_widget_form().
views_handler_filter::expose_form function core/modules/views/handlers/views_handler_filter.inc Options form subform for exposed filter options.
FormsElementsDescriptionsTestCase class core/modules/simpletest/tests/form.test Test form element labels, required markers and associated output.
SearchEmbedForm::testEmbeddedForm function core/modules/search/tests/search.test Tests that the embedded form appears and can be submitted.
locale_translate_edit_form_submit function core/modules/locale/locale.pages.inc Process string editing form submissions.
theming-example-text-form.tpl.php file modules/examples/theming_example/theming-example-text-form.tpl.php Template file for the theming example text form.
ajax_example_form_node_form_alter function modules/examples/ajax_example/ajax_example_node_form_alter.inc Implements hook_form_FORM_ID_alter().
hook_field_formatter_prepare_view function core/modules/field/field.api.php Allow formatters to load information for field values being displayed.
hook_field_instance_settings_form function core/modules/field_ui/field_ui.api.php Add settings to an instance field settings form.
filter_admin_format_editor_submit function core/modules/filter/filter.admin.inc Form submission handler for filter_admin_format_form().
layout_settings_form_context_edit function core/modules/layout/layout.context.admin.inc Submit handler for layout_settings_form() that edits a context.
views_handler_field_bulk_form.inc file core/modules/views/handlers/views_handler_field_bulk_form.inc Definition of views_handler_field_bulk_form.
image_example_style_form_validate function modules/examples/image_example/image_example.pages.inc Verifies that the user supplied an image with the form..
views_ui_get_form_wizard_instance function core/modules/views_ui/views_ui.module
BackdropDiffFormatter::$lineStats property core/includes/diff.inc
form_example_tutorial_10_validate function modules/examples/form_example/form_example_tutorial.inc Validate handler for form_example_tutorial_10().
EntityLayoutContext::formValidate function core/modules/layout/plugins/context/entity_layout_context_handler.inc Validate handler for the settings form for this context item.
BackdropDiffFormatter::startBlock function core/includes/diff.inc
filter_test_filter_format_disable function core/modules/simpletest/tests/filter_test.module Implements hook_filter_format_disable().
date_field_instance_settings_form function core/modules/date/date.field.inc Implements hook_field_instance_settings_form().
language_admin_edit_form_validate function core/modules/language/language.admin.inc Validate the language editing form. Reused for custom language addition too.
field_ui_field_delete_form_submit function core/modules/field_ui/field_ui.admin.inc Form submission handler for field_ui_field_delete_form().
language_admin_delete_form_submit function core/modules/language/language.admin.inc Process language deletion submissions.
field_ui_field_edit_form_validate function core/modules/field_ui/field_ui.admin.inc Form validation handler for field_ui_field_edit_form().
FormsTestCase::testRequiredFields function core/modules/simpletest/tests/form.test Check several empty values for required forms elements.
field_default_extract_form_values function core/modules/field/field.default.inc Extracts field values from submitted form values.
form_example_wizard_personal_info function modules/examples/form_example/form_example_wizard.inc Returns form elements for the 'personal info' page of the wizard.
form_example_wizard_location_info function modules/examples/form_example/form_example_wizard.inc Returns form elements for the 'location info' page of the wizard.

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