public static void CreateItem(int itemId, double rate, JobLogic.JobType job, byte maxLevelDif, int minMobLevel, int questid = 0)
 => GlobalDropData.Add(
     new GlobalDropStruct
 {
     ItemID          = itemId,
     DropRate        = rate,
     MaxLevelDiff    = maxLevelDif,
     Job             = job,
     MinMobLevel     = minMobLevel,
     RequiredQuestID = questid,
 });
 private static void CreateItem(int[] itemIds, double rate, JobLogic.JobType job, byte maxLevelDif, int minMobLevel)
 => itemIds.ForEach(i => CreateItem(i, rate, job, maxLevelDif, minMobLevel));