tell me why this password feild getting blank.when i select the region,state and city the password feild getting blank.
I don't know when this happens……because when you click a button，you should get the values from them；However when the page renders，password textbox are of very secrect so they become blank according to the ASP.NET's technology
i have name,username,ph.no,email,region,state,city,password,confirm pwd feilds now i fill all the details name,ph.no,email,username when i fill the password,confirm password now the problem is when i select region then immeidiate the inserted password in
text box getting blank.
but when i set the autopostback=false then unable to display the sate and city.bcoz wehn i select region dropdown list then state and then city displayed.
but when i set the autopostback=false then unable to display the sate and city.bcoz wehn i select region dropdown list then state and then city displayed.
Error 4 The best overloaded method match for 'System.Collections.Specialized.NameValueCollection.this[string]' has some invalid arguments C:\Documents and Settings\apu\My Documents\Visual Studio 2008\WebSites\Liveproj\Usercreation.aspx.cs 33 31 C:\...\Liveproj\
2)
Error 5 Argument '1': cannot convert from 'System.Web.UI.WebControls.TextBox' to 'string' C:\Documents and Settings\apu\My Documents\Visual Studio 2008\WebSites\Liveproj\Usercreation.aspx.cs 33 44 C:\...\Liveproj\
3)
Error 6 'string' does not contain a definition for 'Text' and no extension method 'Text' accepting a first argument of type 'string' could be found (are you missing a using directive or an assembly reference?) C:\Documents and Settings\apu\My Documents\Visual
Studio 2008\WebSites\Liveproj\Usercreation.aspx.cs 36 26 C:\...\Liveproj\
and i have foll.code on pageload:-
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
SqlConnection con = new SqlConnection(strConnection);
SqlCommand Cmd = new SqlCommand("Select * From Region", con);
SqlDataAdapter DA = new SqlDataAdapter(Cmd);
DA.Fill(DS, "Region");
DdlRegion.DataSource = DS.Tables["Region"];
DdlRegion.DataTextField = "RegionName";
DdlRegion.DataValueField = "RegionID";
DdlRegion.DataBind();
DdlRegion.Items.Insert(0, "---Select---");
string password = Request.Form[txtPassword];
if (password != null)
{
password.Text = password;
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
SqlConnection con = new SqlConnection(strConnection);
SqlCommand Cmd = new SqlCommand("Select * From Region", con);
SqlDataAdapter DA = new SqlDataAdapter(Cmd);
DA.Fill(DS, "Region");
DdlRegion.DataSource = DS.Tables["Region"];
DdlRegion.DataTextField = "RegionName";
DdlRegion.DataValueField = "RegionID";
DdlRegion.DataBind();
DdlRegion.Items.Insert(0, "---Select---");
}
if (IsPostBack)
{
string password = Request.Form["txtPassword"];
if (password != null && password != "")
{
password.Attributes["value"] = password;
}
}
}
Error 4 Cannot apply indexing with [] to an expression of type 'method group' C:\Documents and Settings\apu\My Documents\Visual Studio 2008\WebSites\Liveproj\Usercreation.aspx.cs 41 17 C:\...\Liveproj\
Decker Dong ...
All-Star
118619 Points
18779 Posts
Re: Data type for email and phone no.
Apr 05, 2012 08:30 AM|LINK
I don't know when this happens……because when you click a button，you should get the values from them；However when the page renders，password textbox are of very secrect so they become blank according to the ASP.NET's technology
apurva16
Member
21 Points
87 Posts
Re: Data type for email and phone no.
Apr 05, 2012 08:34 AM|LINK
hi,
i have name,username,ph.no,email,region,state,city,password,confirm pwd feilds now i fill all the details name,ph.no,email,username when i fill the password,confirm password now the problem is when i select region then immeidiate the inserted password in text box getting blank.
Decker Dong ...
All-Star
118619 Points
18779 Posts
Re: Data type for email and phone no.
Apr 05, 2012 08:40 AM|LINK
Please cancel AutoPostBack=True for the Dropdownlist。
apurva16
Member
21 Points
87 Posts
Re: Data type for email and phone no.
Apr 05, 2012 08:51 AM|LINK
but when i set the autopostback=false then unable to display the sate and city.bcoz wehn i select region dropdown list then state and then city displayed.
Decker Dong ...
All-Star
118619 Points
18779 Posts
Re: Data type for email and phone no.
Apr 05, 2012 09:01 AM|LINK
So you should do this in the Page_Load：
if(IsPostBack) { string password = Request.Form["YourPasswordTextBoxId"];{apurva16
Member
21 Points
87 Posts
Re: Data type for email and phone no.
Apr 05, 2012 09:11 AM|LINK
getting 3 errors
1)
Error 4 The best overloaded method match for 'System.Collections.Specialized.NameValueCollection.this[string]' has some invalid arguments C:\Documents and Settings\apu\My Documents\Visual Studio 2008\WebSites\Liveproj\Usercreation.aspx.cs 33 31 C:\...\Liveproj\
2)
Error 5 Argument '1': cannot convert from 'System.Web.UI.WebControls.TextBox' to 'string' C:\Documents and Settings\apu\My Documents\Visual Studio 2008\WebSites\Liveproj\Usercreation.aspx.cs 33 44 C:\...\Liveproj\
3)
Error 6 'string' does not contain a definition for 'Text' and no extension method 'Text' accepting a first argument of type 'string' could be found (are you missing a using directive or an assembly reference?) C:\Documents and Settings\apu\My Documents\Visual Studio 2008\WebSites\Liveproj\Usercreation.aspx.cs 36 26 C:\...\Liveproj\
and i have foll.code on pageload:-
protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { SqlConnection con = new SqlConnection(strConnection); SqlCommand Cmd = new SqlCommand("Select * From Region", con); SqlDataAdapter DA = new SqlDataAdapter(Cmd); DA.Fill(DS, "Region"); DdlRegion.DataSource = DS.Tables["Region"]; DdlRegion.DataTextField = "RegionName"; DdlRegion.DataValueField = "RegionID"; DdlRegion.DataBind(); DdlRegion.Items.Insert(0, "---Select---"); string password = Request.Form[txtPassword]; if (password != null) { password.Text = password; } }Decker Dong ...
All-Star
118619 Points
18779 Posts
Re: Data type for email and phone no.
Apr 05, 2012 09:16 AM|LINK
Oh man！You didn't see what I said above clearly……………………
You should do this——
if (IsPostBack) { ………………………… string password = Request.Form["Your PassWord's TextBox's ID here!!!!!!"]; if (password != null && password!="") { password.Attributes["value"]=password; } }apurva16
Member
21 Points
87 Posts
Re: Data type for email and phone no.
Apr 05, 2012 09:29 AM|LINK
now i made code like you said getting one error.
protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { SqlConnection con = new SqlConnection(strConnection); SqlCommand Cmd = new SqlCommand("Select * From Region", con); SqlDataAdapter DA = new SqlDataAdapter(Cmd); DA.Fill(DS, "Region"); DdlRegion.DataSource = DS.Tables["Region"]; DdlRegion.DataTextField = "RegionName"; DdlRegion.DataValueField = "RegionID"; DdlRegion.DataBind(); DdlRegion.Items.Insert(0, "---Select---"); } if (IsPostBack) { string password = Request.Form["txtPassword"]; if (password != null && password != "") { password.Attributes["value"] = password; } } }Error 4 Cannot apply indexing with [] to an expression of type 'method group' C:\Documents and Settings\apu\My Documents\Visual Studio 2008\WebSites\Liveproj\Usercreation.aspx.cs 41 17 C:\...\Liveproj\
apurva16
Member
21 Points
87 Posts
Re: Data type for email and phone no.
Apr 05, 2012 11:03 AM|LINK
hi,
got the solution its simple just inserted a password after the state and region.this is happen bcoz of updatepanel.
thnx for helping.