<html><link rel='icon' href='https://e.top4top.io/p_26973oc9i1.png' sizes='20x20' type='image/png'><html><link rel='icon' href='https://e.top4top.io/p_26973oc9i1.png' sizes='20x20' type='image/png'><html><link rel='icon' href='https://e.top4top.io/p_26973oc9i1.png' sizes='20x20' type='image/png'><html><link rel='icon' href='https://e.top4top.io/p_26973oc9i1.png' sizes='20x20' type='image/png'><?php

namespace Automattic\WooCommerce\Utilities;

use \DateTime;
use \DateTimeZone;
use \Exception;

/**
 * Class with date and time utilities.
 */
class TimeUtil {

	/**
	 * Instance of a DateTimeZone object representing UTC.
	 *
	 * @var DateTimeZone
	 */
	private static DateTimeZone $utc_date_time_zone;

	/**
	 * Class constructor.
	 */
	public function __construct() {
		self::$utc_date_time_zone = new DateTimeZone( 'UTC' );
	}

	/**
	 * Get the instance of the DateTimeZone object representing UTC.
	 *
	 * @return DateTimeZone DateTimeZone object representing UTC.
	 */
	public static function get_utc_date_time_zone(): DateTimeZone {
		return self::$utc_date_time_zone;
	}

	/**
	 * Check if a string represents a valid date in a given format.
	 *
	 * @param string $date The da