我有一个下拉列表,其中包含所有银行名称。我想在数据 GridView 中显示信用额度。但是下拉列表返回“System.Data.DataRowView”作为所选项目的值。
代码如下:
private void cbxBank_SelectedIndexChanged(object sender, EventArgs e)
{
int i = cbxBank.SelectedIndex;
string bank = cbxBank.Text;
if (i != -1)
{
// this Function Returns the Table of CreditLimit According to Bank Name
DataTable CreditLimit = AM.ReturnAvailableCreditLimit(bank);
//this function just displays the table in Datat Grid View
DataGridViewDisplayDetails(CreditLimit);
}
}
在下拉列表中添加数据的代码
Bank = DbRdRw.SqlDbRead("Select BankName from BankMaster", "BankMaster");
cbxBank.DataSource = Bank;
cbxBank.ValueMember = "BankName";
cbxBank.DisplayMember = "BankName";
//ends
最佳答案
你需要指定
对于 WinForm,您需要在定义如下属性后指定数据源:
Bank = DbRdRw.SqlDbRead("Select BankName from BankMaster", "BankMaster");
cbxBank.ValueMember = "BankName";
cbxBank.DisplayMember = "BankName";
cbxBank.DataSource = Bank; //here
对于 ASP.Net
cbxBank.DataSource = ....;//specify your datasource
cbxBank.DataValueField = "BankID";
cbxBank.DataTextField = "BankName";
cbxBank.DataBind();
关于c# - 错误 : DropdownList Returning 'System.Data.DataRowView' as Text Value of the Item Selected,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/16104276/