datagridview初始化

DataGridView dataGridView1 = new DataGridView();

DataTable dt = new DataTable();

dt.Columns.Add("姓名", System.Type.GetType("System.String"));

dt.Columns.Add("性別", System.Type.GetType("System.String"));

dt.Columns.Add("年齡", System.Type.GetType("System.Int32"));

dt.Rows.Add(new object[] { "路人甲", "男", 22 });

dt.Rows.Add(new object[] { "路人乙", "女", 20 });

dt.Rows.Add(new object[] { "路人丙", "男", 25 });

dataGridView1.DataSource = dt;