WordPress at a glance
function is not described

wp_ajax_time_format() WP 3.1.0

Ajax handler for time formatting.

No Hooks.

Return

Null. Nothing.

Usage

wp_ajax_time_format();

Changelog

Since 3.1.0 Introduced.

Code of wp ajax time format: wp-admin/includes/ajax-actions.php WP 5.2.2

<?php
function wp_ajax_time_format() {
	wp_die( date_i18n( sanitize_option( 'time_format', wp_unslash( $_POST['date'] ) ) ) );
}