May 11, 2007 – Am using the RequiredFieldValidator but I want to choose a checkbox on my web form as the required. All the text boxes and drop down lists .

Jul 13, 2006 – <asp:TextBox runat="server" ID="_BoxMirror" /> <asp:CheckBox runat="server" ID="_Box" /> <asp:RequiredFieldValidator InitialValue="false" .

Component Library > Checkboxlist Required Field Validator . you specify a minimum number of checkboxes that have to be checked and a maximum number .

8 posts - 2 authors - Last post: Aug 1, 2007CheckBox chk = sender as CheckBox; GridViewRow gvr = chk.NamingContainer as .

1 answer - Jun 22, 2010Top answer: You can use a CustomValidator. Then you can validate on server- or clientside if the user checked at least one. Have a look at this answer: .

Apr 26, 2011 – NET does not have a required field validator control for checkbox. You have to roll your own with a custom field validator. Quick and easy .

Apr 29, 2011 – You can't add a Required Field Validator to a Checkbox control. It seems like it would make sense: if it's checked, it's valid and if not checked, .

6 posts - 1 author - Last post: May 23I have a radgrid which is having check box on each row and a dropdown list .

6 posts - 5 authors - Last post: Jun 30, 2007I have a check box on a form that, when checked, enables a bunch of fields on . <asp:RequiredFieldValidator id="RequiredFieldValidator1" .

Apr 3, 2002 – Creating CheckBox and CheckBoxList Validators in ASP. . For example, the RequiredFieldValidator validation control can be placed on an .

The best articles and discussions we have about Validating, CheckBox, Empty .

Nov 30, 2006 – Recently I wanted to assure that a CheckBox is checked in an ASP.NET 2.0 form before submitting it. Unfortunately the RequiredFieldValidator .

Jul 3, 2006 – This works in exactly the same way as a normal RequiredFieldValidator but allows you to validate a check box. In essence, you could use this .

For example, if you have a RequiredFieldValidator on a TextBox and only consider that TextBox active when a nearby checkbox is marked, you want the .

Dec 2, 2009 – Required Field Validator For RadioButton Columns Inside .

4 posts - 1 authorQuestion, Validate textbox with RequiredFieldValidator only if CheckBox is .

Jan 20, 2006 – <asp:RequiredFieldValidator ErrorMessage="This field cannot be blank" . Persisting CheckBox State While Paging in GridView Control .

Jul 19, 2007 – If you add a normal RequiredFieldValidator and you want to validate a . user has selected at least one of the checkbox in the checkbox list, but .

Aug 13, 2008 – Article that describes how to use Required Field Validator for ChekBoxList web server control in ASP.Net; Author: Ziyad Mohammad; Section: .

6 posts - 6 authors - Last post: Apr 21, 2009i dont know how do i do this with validator control. can anyone explain this? As far as I know RequiredFieldValidator doesn't support CheckBox .

21 posts - 9 authors - Last post: Mar 1<telerik:RadListBox ID="rlb" runat="server" CheckBoxes="true" /> and a reguiredfieldvalidator: <asp:RequiredFieldValidator runat="server" .

Text = "CheckBox validates. . enter some text)" EnableClientScript="False .

2 posts - 1 author - Last post: Oct 15, 2004greetings i want to use the required field validator control to validate a checkbox. here is the code implemented.

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Apr 22, 2009 – try this example to use required field validator for checkboxList with Client Side < script language="javascript" type="text/javascript"> function .

RequiredFieldValidator + CheckBox ?- .NET Development. Visit ASP Free to discuss RequiredFieldValidator + CheckBox ?

Jul 30, 2008 – It looked like the easy way was to use a RequiredFieldValidator to validate the CheckBox control. But unfortunately this RequiredFieldValidator .

6 posts - 4 authors - Last post: Feb 1, 2010RequiredFieldValidator.class); boolean bValid =termscond.getIsValid(); But even if checkbox is clicked or not the value for bvalid is returning .

5 posts - 3 authors - Last post: Mar 19, 2002[Archive] RequiredFieldValidator + CheckBox ? ASP.NET.

3 answers - Nov 18, 2005greetings i want to use the required field validator control to validate a checkbox. here is the code implemented. <asp:RequiredFieldValidator .

7 posts - 3 authors - Last post: Nov 4, 2006I want persons registering to have to agree to the terms and conditions .

Apr 6, 2010 – Now you have two kinds of CheckBox RequiredFieldValidator. When you run the page and click one of the buttons, you will see that the .

CheckBoxes RadioButton Behavior · Uncheck Parent Nodes . By design, the .

5 answers - Apr 30, 2009The other thing I thought of is having a custom requiredfieldvalidator that .

1 answer - Jul 31Top answer: You'll need to use the CustomValidator with a ClientValidationFunction. http://forums.asp.net/t/1402179.aspx. or -. You'll need to write a custom .

But let us consider this rare situation: User checks the CheckBox, without filling the TextBox and submits the page. On PageLoad the RequiredFieldValidator .

2 answers - Jun 4enter image description here. Hello, I have to implement a form like . You can attach onClick client side JS function where you can .

Apr 3, 2002 – Creating CheckBox and CheckBoxList Validators in ASP. .

Oct 23, 2008 – In the configuration page, select "Required Field Validator" checkbox, and type Error Message, then click "OK". It will display the error message .

May 2, 2009 – While our CheckBoxList has multiple CheckBoxes, therefore it .

26 posts - 3 authors - Last post: Oct 5, 2006I've added a required field validator to the text field and set it to enabled=false, and in the code behind when I confirm that the check box is .

7. März 2006 – Recently I wanted to assure that a CheckBox is checked in an ASP.NET 2.0 form before submitting it. Unfortunately the RequiredFieldValidator .

In other case, if CheckBox control is not checked, she can send a feedback . Just use the RequiredFieldValidator and set its ControlToValidate property to ID of .

Sep 20, 2006 – Many Web pages with Terms of Service include a CheckBox .

3 posts - 2 authors - Last post: Nov 12, 2004I have tried the "requiredfieldvalidator" and the "regularexpressionvalidator", but haven't been able to get either of them to work the Checkbox. .

7 posts - 3 authors - Last post: Nov 4, 2006I want persons registering to have to agree to the terms and conditions before they can submit the information to the database. I need to .

2 posts - 2 authors - Last post: Jun 6, 2002RequiredFieldValidator + CheckBox ?: Is it possible to use a RequiredFieldValidator to validate a CheckBox there-by making the checking of it .

You cannot validate against the CheckBox or CheckBoxList server controls using the RequiredFieldValidator server control. Instead you need to use the .

Custom validating control which will validate the checkbox; Author: Sujit .

9 posts - 4 authors - Last post: Dec 16, 2005Cant a checkbox be validated ? . When I go to choose the Required Field Validator's "Control to Validate" property, I can only see the 2 drop .

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