遍歷數組咯
public?int?FindIndex(int?value)?{var?Fz?=?new?Dictionary<int,?int[]>();
Fz[0]?=?new?int[]?{?8,9,88,108,96?};
Fz[1]?=?new?int[]?{?1,8,9,81,18,99?};
Fz[2]?=?new?int[]?{?4,7,888,108,96?};
foreach(var?item?in?Fz)?{
foreach(var?subitem?in?item.Value)?{
if(value==subitem)?{
return?item.Key;
}
}
}
return?-1;
}