代码 1 //声明一张空表
2 DataTable dt_rate = new DataTable();
3 //声明空列
4 DataColumn dc = null;
5 //可以通过循环新建列
6 dc = new DataColumn();
7 dc.ColumnName = "Columns1";
8 dc.DefaultValue = "0";
9 dt_rate.Columns.Add(dc);
10 //声明一空行
11 DataRow new_row = dt_rate.NewRow();
12 //为空行赋值即可。
13 for (int i = 0; i < dt_rate.Columns.Count; i++)
14 {
15 new_row[i]="赋值";
16 dt_rate.Rows.Add(new_row);
17 new_row = dt_rate.NewRow();
18 }
2 DataTable dt_rate = new DataTable();
3 //声明空列
4 DataColumn dc = null;
5 //可以通过循环新建列
6 dc = new DataColumn();
7 dc.ColumnName = "Columns1";
8 dc.DefaultValue = "0";
9 dt_rate.Columns.Add(dc);
10 //声明一空行
11 DataRow new_row = dt_rate.NewRow();
12 //为空行赋值即可。
13 for (int i = 0; i < dt_rate.Columns.Count; i++)
14 {
15 new_row[i]="赋值";
16 dt_rate.Rows.Add(new_row);
17 new_row = dt_rate.NewRow();
18 }
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