C#手动为comboBox添加元素 你的名字 2022-08-30 11:59 147阅读 0赞 DataTable iiii = new DataTable(); iiii.Columns.Add("Text");//显示值 iiii.Columns.Add("Value");//实际值 DataRow dr1 = iiii.NewRow(); DataRow dr2 = iiii.NewRow(); dr1["Text"] = "难"; dr1["Value"] = "难"; dr2["Text"] = "易"; dr2["Value"] = "易"; iiii.Rows.Add(dr1); iiii.Rows.Add(dr2); comboBox3.DataSource = iiii; comboBox3.DisplayMember = "Text"; comboBox3.ValueMember = "Value"; comboBox3.SelectedIndex = -1; 效果： ![在这里插入图片描述][04db7c02cb04f20bd5368ba1032bc23e.png] [04db7c02cb04f20bd5368ba1032bc23e.png]: /images/20220829/7658409946c6487e87cfdf0dcea5c40c.png
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