将一个DataTable拆分为N个DataTable 第2页

6", "信息6");
 
DataSet ds = new DataSet();
List<DataTable> newTables = new List<DataTable>();
HashSet<string> groupNames = new HashSet<string>();
foreach (DataRow row in dt.Rows)
{
    string groupName = row["分组"].ToString();
    if (!groupNames.Contains(groupName))
    {
        groupNames.Add(groupName);
        DataTable newTable = new DataTable(groupName);
        newTable.Columns.Add("名字");
        newTable.Columns.Add("信息"); 
        newTable.Rows.Add(row["名字"], row["信息"]);
        newTables.Add(newTable);
    }
    else
    {
        DataTable newTable = newTables.Find(x => x.TableName == groupName);
        newTable.Rows.Add(row["名字"], row["信息"]);
    }
}
ds.Tables.AddRange(newTables.ToArray());

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