DataView dv = new DataView(dt, "oyverdimi is null", "altkategoriID Asc", DataViewRowState.CurrentRows);
ArrayList arr = new ArrayList();
for (int i = 0; i < dv.Count; i++)
{
if (!arr.Contains(dv[i]["KategoriAdi"].ToString()))
{
arr.Add(dv[i]["KategoriAdi"].ToString());
}
}
Keywords : Arraylist, contains, add unique item to arraylist.
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