DateFieldTestCase::dateForm in core/modules/date/tests/date_field.test
Tests that date field functions properly on the node form.
DateTimezoneTestCase::dateForm in core/modules/date/tests/date_timezone.test
Utility function to validate the node form displays date fields correctly.
DateTimezoneTestCase::dateMultiValueForm in core/modules/date/tests/date_timezone.test
Tests the submission of a date field's widget form when using unlimited cardinality
DateUITestCase::setUp in core/modules/date/tests/date.test
Sets up a Backdrop site for running functional and integration tests.
date_default_format in core/modules/date/date.module
Gets the default date format for the given field widget.
date_format_date in core/includes/date.inc
Formats a date, using a date type or a custom date format string.
date_format_type_format in core/modules/date/date.module
Helper function to get the right format for a format type.
date_input_format in core/modules/date/date.elements.inc
Determine the input format for this element.
date_sql_handler::views_formats in core/modules/date/views/date_sql_handler.inc
@todo.
dblog_update_1001 in core/modules/dblog/dblog.install
Set the format for dates in the database log.
format_date in core/includes/common.inc
Formats a date, using a date type or a custom date format string.
form_process_date in core/includes/form.inc
Expands a date element into year, month, and day select elements.
UserTimeZoneFunctionalTest::testUserTimeZone in core/modules/user/tests/user.test
Tests the display of dates and time when user-configurable time zones are set.
_date_element_info in core/modules/date/date.elements.inc
Implements hook_element_info().