DataTable,为什么返回的数据不正确?
//设置交费情况
DataTable custTable = ds.Tables.Add(); //有关ds的代码省约
int i = Convert.ToInt32(custTable.Columns["JFQK"]);
if(i == 0)
{
this.labJFQK.Text = "未交费";
this.butJF.Enabled = this.butFQ.Enabled = this.txtJFJE.Enabled= true;
}
else if(i == 1)
{
this.labJFQK.Text = "已交费";
this.butJF.Enabled = this.butFQ.Enabled = false;
}
为什么i总是为0