/**
 * 秒数转时分秒格式【注：不是时间戳】
 * @param int $seconds 秒数【例如：500】
 * @return false|string
 */
function changeTimeType($seconds){
    if ($seconds >3600){
        $hours =intval($seconds/3600);
        $minutes = $seconds % 3600;
        $time = $hours.":".gmstrftime('%M:%S',$minutes);
    }else{
        $time = gmstrftime('%M:%S',$seconds);
    }
    return$time;
}