PHP将秒数转换成时分秒

/**
 * 将秒数转换成时分秒
 *
 * @param 秒数 $seconds
 * @return void
 */
function changeTimeType($seconds)
{
    if ($seconds > 3600) {
        $hours = intval($seconds / 3600);
        $time = $hours . ":" . gmstrftime('%M:%S', $seconds);
    } else {
        $time = gmstrftime('%H:%M:%S', $seconds);
    }
    return $time;
}