Name Type Location Description
file_validate_extensions function core/includes/file.inc Checks that the filename ends with an allowed extension.
user_login_name_validate function core/modules/user/user.module First phase validation handler for the login form.
FileValidatorTest::setUp function core/modules/simpletest/tests/file.test
element_validate_integer function core/includes/drupal.inc This function has been removed with the inclusion of support for HTML5 number elements. See https://docs.backdropcms.org/node/43955
update_settings_validate function core/modules/update/update.admin.inc Form validation handler for update_settings().
list_field_update_forbid function core/modules/field/modules/list/list.module Implements hook_field_update_forbid().
BackdropCacheArray::$cid property core/includes/bootstrap.inc A cid to pass to cache()->set() and cache()->get().
book_admin_edit_validate function core/modules/book/book.admin.inc Form validation handler for book_admin_edit().
FileValidatorTest::$file property core/modules/simpletest/tests/file.test
drupal_render_cid_create function core/includes/drupal.inc Creates the cache ID for a renderable element.
backdrop_valid_http_host function core/includes/bootstrap.inc Validates that a hostname (for example $_SERVER['HTTP_HOST']) is safe.
ViewsBlock::formValidate function core/modules/views/includes/views.block.inc Validate handler to validate the form settings.
hook_field_update_forbid function core/modules/field/field.api.php Forbid a field update from occurring.
date_year_range_validate function core/modules/date/date.elements.inc Element validation function for the date_year_range form element.
email_field_widget_error function core/modules/email/email.module Implements hook_field_widget_error().
language_provider_invoke function core/includes/language.inc Helper function used to cache the language negotiation providers results.
Query::$uniqueIdentifier property core/includes/database/query.inc A unique identifier for this query object.
DRUPAL_AUTHENTICATED_RID constant core/includes/drupal.inc
path_admin_form_validate function core/modules/path/path.admin.inc Form validation handler for path_admin_form().
token_get_invalid_tokens function core/includes/token.inc Validate an array of tokens based on their token type.
file_field_widget_process function core/modules/file/file.field.inc Render API callback: Processes a file_generic field element.
translation_node_validate function core/modules/translation/translation.module Implements hook_node_validate().
number_field_widget_error function core/modules/field/modules/number/number.module Implements hook_field_widget_error().
LinkValidateTest::testXss function core/modules/link/tests/link.validate.test Test if a bad URL will display if validation is disabled.
file_validate_name_length function core/includes/file.inc Checks for files with names longer than can be stored in the database.
user_login_final_validate function core/modules/user/user.module The final validation handler on the login form.
LayoutStyle::formValidate function core/modules/layout/plugins/styles/layout_style_default.inc Validate handler to validate the form settings.
options_field_widget_info function core/modules/field/modules/options/options.module Implements hook_field_widget_info().
options_field_widget_form function core/modules/field/modules/options/options.module Implements hook_field_widget_form().
backdrop_render_cid_parts function core/includes/common.inc Returns cache ID parts for building a cache ID.
view::generate_display_id function core/modules/views/includes/view.inc Generate a display id of a certain plugin type.
BackdropTestCase::$testId property core/modules/simpletest/backdrop_web_test_case.php The test run ID.
file_manage_form_validate function core/modules/file/file.pages.inc Form validation handler for file_manage_form().
FileValidatorTest::$image property core/modules/simpletest/tests/file.test
field_test_field_validate function core/modules/field/tests/field_test/field_test.field.inc Implements hook_field_validate().
SearchPageOverride::setUp function core/modules/search/tests/search.test Sets up a Backdrop site for running functional and integration tests.
field_ui_widget_type_form function core/modules/field_ui/field_ui.admin.inc Form constructor for the widget selection form.
password_confirm_validate function core/includes/form.inc Validates a password_confirm element.
config_sync_validate_file function core/modules/config/config.sync.inc Validate an individual configuration to ensure it's safe to import.
hook_config_data_validate function core/modules/config/config.api.php Validate a configuration before saving it.
MemoryQueue::$id_sequence property core/modules/system/system.queue.inc Counter for item ids.
FileFieldValidateTestCase class core/modules/file/tests/file.test Tests various validations.
views_ui_build_identifier function core/modules/views_ui/views_ui.admin.inc Build a form identifier that we can use to see if one form is the same as another. Since the arguments differ slightly we do a lot of spiffy concatenation here.
UserViewsArgumentValidate class core/modules/user/tests/user_views_argument_validate.test Tests views user argument argument handler.
contact_site_form_validate function core/modules/contact/contact.pages.inc Form validation handler for contact_site_form().
field_info_widget_settings function core/modules/field/field.info.inc Returns a field widget's default settings.
user_validate_current_pass function core/modules/user/user.module Form validation handler for the current password on the user_account_form().
user_account_form_validate function core/modules/user/user.module Form validation handler for user_account_form().
theme_file_widget_multiple function core/modules/file/file.theme.inc Returns HTML for a group of file upload widgets.
LinkValidateTest::testUrls function core/modules/link/tests/link.validate.test Test all the common URL structures in the UI.

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