Questions tagged [hiddenfield]
125 questions
2
votes
2 answers
HiddenField Value Lost on Postback
I have some JavaScript that sets the value of a HiddenField and then forces a postback. I can trace through this JavaScript and it appears to work correctly. However, when I test the value of the HiddenField from the page's Load event, it is no…

Jonathan Wood
- 65,341
- 71
- 269
- 466
2
votes
3 answers
use Repeater Item index in Hidden Field
How to set Item index in a Repeater Column with Hidden Fields in asp.net.
I wrote the following code but it does not show the index value in hidden field.

Dinesh Sharma
- 117
- 4
- 5
- 16
2
votes
1 answer
Object reference not set to an instance of an object
I am trying to assign values to the hiddenfields duting page_load..but its throwing System.NullReferenceException.. This is the code iam using in the page_load event..
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs)
…

Shijilal
- 2,175
- 10
- 32
- 55
2
votes
0 answers
hidden field in angular is null on form submit
I'm loading a page with a question and options where the question id is a hidden filed to pass to a method to save the answer.
but the field is returned as null though the output value from a http service is stored on page init.
please share your…

prabas
- 53
- 1
- 1
- 9
2
votes
1 answer
Iterate Through HiddenFields with JQuery
How can I iterate through each of these hidden fields and change each one's value with JQuery?

John Smith
- 33
- 1
- 3
2
votes
1 answer
Getting value of an HiddenField inserting it from template - Flask
I'm a newbie in Python/Flask programmation and I'm having some problems to return the value of my HiddenField inserting it from my template.
This my Form Class:
class DownloadForm(Form):
link = HiddenField()
download = SubmitField('Download')
And…

marco93
- 33
- 6
2
votes
3 answers
getting value of a hidden cell of grid view
I have a vb.net application in which a grid view is there with a hidden field. I want to get the value of that hidden cell
Code behind
statusGrdvw.Rows(assign).Cells(5).Text
2
votes
1 answer
ASP.NET Empty Label Text
I am using set value with jquery but i couldn't get value from label
jquery code is here
$(document).ready(function() {
$("input:radio[name=paketler]").click(function () {
var value = $(this).val();
…

Ahmet Taşcıoğlu
- 21
- 3
2
votes
1 answer
If CheckAll is selected then select all, if not then deselect all from Gridview using jQuery
I just stuck on manipulating with checkboxes, i have one Gridview having first column as checkbox in header as well as in rows, Checkboxes are bound with iID value from the database. I want to delete rows sometimes "All" (by Header checkbox) and…

Dhaval Marthak
- 17,246
- 6
- 46
- 68
2
votes
4 answers
2
votes
1 answer
ASP.net sensitive information storage
I'm having a small trouble with ASP.net. I have a small DataTable that i need to be page dependent and also user inaccessible. What i mean is:
If i store the data from the DataTable inside a Hiddenfield, the hiddenfield is page dependent…

osmiumbin
- 329
- 2
- 6
- 15
2
votes
2 answers
Is it safe to use a hidden input form comment id?
I am developing a facebook similar wall, and im a bit corious, is it safe to use a hidden input storing the stream id?
So in my db for comments i have 4 fields, the comment id, stream id, user id, and comment text stream id is for to locate which…

Side
- 1,753
- 9
- 35
- 64
1
vote
1 answer
How to fill my hidden fields with IDs from my tables with Jquery
I am using MVC3 on my project.
I have a view with tables and a textarea. Each row have "Name" Column and a ID that is not displayed in the rows.
Also I have:
@Html.HiddenFor(model => model.SelectedQuestions)
When a user clicks on a row I want that…

ps__
- 365
- 1
- 4
- 19
1
vote
1 answer
Unable to cast HiddenField to I.Convertible
I have 2 DataLists where one is nested in the other one. I have one line (Dim QID....) that keeps giving me problems, no matter what combination of code I can find online. I just want to be able to get the Hidden Field to show up as an integer so…

Jamie
- 1,579
- 8
- 34
- 74
1
vote
2 answers
how do i identify from what website a user submitted a form?
I want to identify from what website a user has submitted a contact form.
The contact form is an include file (.shtml) and this file is being used on two different websites. Since it's only one file (include), will a javascript if...else statement…

raydev
- 25
- 1
- 6