秒数を時分秒のフォーマットに変換する

 /**
     *      @name             
     *      @param Int $times   ，    
     *      @return String
     *      @author iHammer
     */
    public static function secToTime($times){
        $result = '00h00m00s';
        if ($times>0) {
            $hour = floor($times/3600);
            $minute = floor(($times-3600 * $hour)/60);
            $second = floor((($times-3600 * $hour) - 60 * $minute) % 60);
            $result = $hour.'h'.$minute.'m'.$second.'s';
        }
        return $result;
    }