如果checkedListBox1项为true,则将检查项目 [英] IF checkedListBox1 Items are true then items will be checked
本文介绍了如果checkedListBox1项为true,则将检查项目的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
//Create SQL strings
string sql = "select *from DatabaseLogin where user_id='" + textBox2.Text + "'";
using (OleDbConnection dbConnection = new OleDbConnection(@"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=D:\MIS SYSTEM\AniPharmic\AniPharmic\MedicalDb.accdb;Jet OLEDB:Database Password="))
{
//dbAdapter = new OleDbDataAdapter(sql, dbConnection); //You dont need it
//dataTable = new DataTable(); //don't need it
dbConnection.Open();
using (OleDbCommand oCommand = new OleDbCommand(sql, dbConnection))
{
using (OleDbDataReader dbReader = oCommand.ExecuteReader())
{
while (dbReader.Read())
{
//int iRow = dataTable.Rows.Count; //always zero you never used the datable
//MessageBox.Show("Count " + iRow.ToString());
//MessageBox.Show(dbReader.ToString());
checkedListBox1.Items.Add(dbReader["stckdemge"].ToString());
// checkBox1(dbReader[].ToString()
}
} //reader closed and disposed
}//command disposed
} //connection closed
推荐答案
您需要创建ListItem对象和其Selected属性设置为true。请参阅下面的代码
You need to create ListItem object and its Selected property set true value. Please see the code bellow
<div>
<asp:checkboxlist runat="server" id="chkList" />
</div>
protected void Page_Load(object sender, EventArgs e)
{
var item = new ListItem("Good Morning");
item.Selected = true;
var item2 = new ListItem("Good AfterNoon");
item2.Selected = true;
var item3 = new ListItem("Good Eventing");
chkList.Items.Add(item);
chkList.Items.Add(item2);
chkList.Items.Add(item3);
}
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