学步园

方法一:</p> <p>DataTable tblDatas = new DataTable("Datas");<br /> DataColumn dc = null;<br /> dc = tblDatas.Columns.Add("ID", Type.GetType("System.Int32"));<br /> dc.AutoIncrement = true;//自动增加<br /> dc.AutoIncrementSeed = 1;//起始为1<br /> dc.AutoIncrementStep = 1;//步长为1<br /> dc.AllowDBNull = false;//</p> <p>dc = tblDatas.Columns.Add("Product", Type.GetType("System.String"));<br /> dc = tblDatas.Columns.Add("Version", Type.GetType("System.String"));<br /> dc = tblDatas.Columns.Add("Description", Type.GetType("System.String"));</p> <p>DataRow newRow;<br /> newRow = tblDatas.NewRow();<br /> newRow["Product"] = "水果刀";<br /> newRow["Version"] = "2.0";<br /> newRow["Description"] = "打架专用";<br /> tblDatas.Rows.Add(newRow);</p> <p>newRow = tblDatas.NewRow();<br /> newRow["Product"] = "折叠凳";<br /> newRow["Version"] = "3.0";<br /> newRow["Description"] = "行走江湖七武器之一";<br /> tblDatas.Rows.Add(newRow);</p> <p>方法二:</p> <p> DataTable tblDatas = new DataTable("Datas");<br /> tblDatas.Columns.Add("ID", Type.GetType("System.Int32"));<br /> tblDatas.Columns[0].AutoIncrement = true;<br /> tblDatas.Columns[0].AutoIncrementSeed = 1;<br /> tblDatas.Columns[0].AutoIncrementStep = 1;</p> <p>tblDatas.Columns.Add("Product", Type.GetType("System.String"));<br /> tblDatas.Columns.Add("Version", Type.GetType("System.String"));<br /> tblDatas.Columns.Add("Description", Type.GetType("System.String"));</p> <p>tblDatas.Rows.Add(new object[]{null,"a","b","c"});<br /> tblDatas.Rows.Add(new object[] { null, "a", "b", "c" });<br /> tblDatas.Rows.Add(new object[] { null, "a", "b", "c" });<br /> tblDatas.Rows.Add(new object[] { null, "a", "b", "c" });<br /> tblDatas.Rows.Add(new object[] { null, "a", "b", "c" });<br />