public static Tuple <bool, string> SingleValue_012Item <TEntity>(TEntity entity, int indexStart, int indexEnd) where TEntity : LotteryOpenCode
{
if (entity.OpenCode.Contains(-1))
{
return(new Tuple <bool, string>(false, "开奖号码错误!"));
}
IList <int> list = new List <int>(entity.OpenCode);
if (-1 != indexEnd)
{
for (int i = list.Count - 1; i >= indexEnd; i--)
{
list.RemoveAt(i);
}
}
for (int i = 0; i < indexStart; i++)
{
list.RemoveAt(0);
}
return(new Tuple <bool, string>(true, LotteryUtils.Get012String(list).ToString()));
}
