-constant.html">millisecondsPerDay</a></li>
        <li><a href="dart-core/Duration/millisecondsPerHour-constant.html">millisecondsPerHour</a></li>
        <li><a href="dart-core/Duration/millisecondsPerMinute-constant.html">millisecondsPerMinute</a></li>
        <li><a href="dart-core/Duration/millisecondsPerSecond-constant.html">millisecondsPerSecond</a></li>
        <li><a href="dart-core/Duration/minutesPerDay-constant.html">minutesPerDay</a></li>
        <li><a href="dart-core/Duration/minutesPerHour-c