ajax_get_form in core/includes/ajax.inc
Gets a form submitted via #ajax during an Ajax callback.
backdrop_build_form in core/includes/form.inc
Builds and processes a form for a given form ID.
backdrop_form_submit in core/includes/form.inc
Retrieves, populates, and processes a form.
FieldAttachOtherTestCase::testFieldAttachForm in core/modules/field/tests/field.test
Test field_attach_form().
FieldAttachOtherTestCase::testFieldAttachSubmit in core/modules/field/tests/field.test
Test field_attach_submit().
FieldFormTestCase::testFieldFormAccess in core/modules/field/tests/field.test
Tests fields with no 'edit' access.
FormsElementsTableSelectFunctionalTest::formSubmitHelper in core/modules/simpletest/tests/form.test
Helper function for the option check test to submit a form while collecting errors.
FormsTestCase::testRequiredFields in core/modules/simpletest/tests/form.test
Check several empty values for required forms elements.