backdrop_validate_form in core/includes/
Validates user-submitted form data in the $form_state array.
CommonBackdropArrayUnitTest::testSet in core/modules/simpletest/tests/common.test
Tests setting nested array values.
date_html5_element_validate in core/modules/date/
Element validation callback for the HTML5 widget.
date_year_range_validate in core/modules/date/
Element validation function for the date_year_range form element.
drupal_array_set_nested_value in core/includes/
Sets a value in a nested array with variable depth.
field_form_set_state in core/modules/field/
Stores processing information about a field in $form_state.
file_field_widget_submit in core/modules/file/
Form submission handler for upload/remove button of file_field_widget_form().
file_managed_file_submit in core/modules/file/file.module
Form submission handler for upload / remove buttons of managed_file elements.
form_process_machine_name in core/includes/
Processes a machine-readable name form element.
form_set_value in core/includes/
Changes submitted form values during form validation.
views_ui_add_ajax_wrapper in core/modules/views_ui/
After-build function that adds a wrapper to a form region (for AJAX refreshes).
_form_builder_handle_input_element in core/includes/
Adds the #name and #value properties of an input element before rendering.
_image_field_default_image_validate in core/modules/image/
Element validation function for setting a default image.