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private void button1_Click(object sender, EventArgs e)
{
DataTable dataTable = new DataTable();
dataTable.Columns.Add("ID");
dataTable.Columns.Add("Name");
for (int i = 1; i < 5; i++)
{
dataTable.Rows.Add(new object[] { i, i + 1000 });
}
DataRow[] dataRows = dataTable.Select("id > 2");
for (int i = 0; i < dataRows.Length; i++)
{
dataRows[i].ItemArray = new object[] { i + 100, i + 5000 };
}
}
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