vitalybe · July 9, 2019 20:19
diff --git a/useMemo.js b/useMemo.js
  function formatDate(date) {
    const hour = date.getHours();
    const minute = date.getMinutes();
    const second = date.getSeconds();

    return (`${hour}:${minute}:${second}`);
  }

  const prettyDate = useMemo(() => formatDate(currentDate), [currentDate]);
	function formatDate(date) {
	const hour = date.getHours();
	const minute = date.getMinutes();
	const second = date.getSeconds();

	return (`${hour}:${minute}:${second}`);
	}

	const prettyDate = useMemo(() => formatDate(currentDate), [currentDate]);