本文介绍了asp.net下拉列表的工具提示的处理方法，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
How to Create a tooltip for Dropdownlist each Items it's Work on with Using Mouse.
plase any one can help me推荐答案
public void Tooltip(ListControl lc)
{
for (int d = 0; d < lc.Items.Count; d++)
{
lc.Items[d].Attributes.Add("title", lc.Items[d].Text);
}
}
试试这个链接 -
[]
protected void Page_Load(object sender, EventArgs e)
{
if(!IsPostBack)
{
BindDropdown();
}
}
protected void BindDropdown()
{
SqlConnection con =new SqlConnection("your connection string ");
con.Open();
SqlCommand cmd = new SqlCommand("select UserId,UserName from UserInformation", con);
SqlDataAdapter da = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
da.Fill(ds);
ddlDetails.DataTextField = "UserName";
ddlDetails.DataValueField = "UserId";
ddlDetails.DataSource = ds;
ddlDetails.DataBind();
}
protected void ddlDetails_DataBound(object sender, EventArgs e)
{
DropDownList ddl = sender as DropDownList;
if(ddl!=null)
{
foreach (ListItem li in ddl.Items)
{
li.Attributes["title"] = li.Text;
}
}
}
}
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