protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
DDL();
Bang();
}
} private void Bang()
{
GridView1.DataSource = mySm.GetTableBySql("select * from News_Board order by ID desc", 0, 0, "b");
GridView1.DataBind();
} private void DDL()
{
DropDownList1.DataSource = mySm.GetTableBySql("select * from News_Subject order by ID desc", 0, 0, "d");
DropDownList1.DataValueField = "Sid";
DropDownList1.DataTextField = "Subject";
DropDownList1.DataBind();
}
------------------------------------------
只绑定一个Bang()或者只绑定DDL()都有显示,但同时绑定两个,就只显示到上面个DLL()那是为何各位帮忙?急
{
if (!IsPostBack)
{
DDL();
Bang();
}
} private void Bang()
{
GridView1.DataSource = mySm.GetTableBySql("select * from News_Board order by ID desc", 0, 0, "b");
GridView1.DataBind();
} private void DDL()
{
DropDownList1.DataSource = mySm.GetTableBySql("select * from News_Subject order by ID desc", 0, 0, "d");
DropDownList1.DataValueField = "Sid";
DropDownList1.DataTextField = "Subject";
DropDownList1.DataBind();
}
------------------------------------------
只绑定一个Bang()或者只绑定DDL()都有显示,但同时绑定两个,就只显示到上面个DLL()那是为何各位帮忙?急
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返回的是什么类型
private void Bang()
{
DataTable dtl1 = mySm.GetTableBySql("select * from News_Board order by ID desc", 0, 0, "b").Tables[0];
GridView1.DataSource = dtl1;
} private void DDL()
{
DataTable dtl2 = mySm.GetTableBySql("select * from News_Subject order by ID desc", 0, 0, "d").Tables[0];
DropDownList1.DataSource = dtl2;
DropDownList1.DataValueField = "Sid";
DropDownList1.DataTextField = "Subject";
DropDownList1.DataBind();
}
最后加一句this.DataBind();在DDL();Bang();后面呢
GridView1.DataBind();
{
DataSet ds = mySm.GetTableBySql("select * from News_Board order by ID desc", 0, 0, "b");
GridView1.DataSource = ds.Tables["b"];
} private void DDL()
{
DataSet ds= mySm.GetTableBySql("select * from News_Subject order by ID desc", 0, 0, "d");
DropDownList1.DataSource = ds.Tables["d"];
DropDownList1.DataValueField = "Sid";
DropDownList1.DataTextField = "Subject";
DropDownList1.DataBind();
}
{
Open();
myDs.Clear();
try
{
myCmd.CommandText = sql;
myCmd.CommandType = CommandType.Text;
myDa.SelectCommand = myCmd;
myDa.Fill(myDs, startindex, num, dsname);
}
finally
{
Close();
}
return myDs.Tables[0];
}
換成:
myDs = New DataSet();其它的都不用修改了,包括Page_Load函數的代碼,用最原始的。