Check if RadioButtonList is selected (checked) using C# and VB.Net in ASP.Net

Question

HiI have a form and I have used and radio button list on it currently I am using requied field validator ro check if no option is selected but the problem is that I have anohther button which is doing some functionality other then submit but when user click on the other button radio button list validation comes and he can not do the other function until user select all radio button optionsI want to remove the requirede field validator and want to validation from code behind and only on form su

jqdesigner · Accepted Answer

HiI got the solution by my selfto check if radio butto list is not selctedI use below codeif radiobuttionlist1SelectedValue  3434    ScriptManagerRegisterStartupScriptthisPage thisGetType 34tmp34 34ltscript type39textjavascript39gtalert34Please select your option for radio button list34ltscriptgt34 false    return

kalpesh · Answer

I have created a sample for your referenceHTMLltdivgt    ltaspRadioButtonList ID34rblTest34 runat34server34gt        ltaspListItem Text34Mango34 Value34Mango34gtltaspListItemgt        ltaspListItem Text34Banana34 Value34Banana34gtltaspListItemgt        ltaspListItem Text34Orange34 Value34Orange34gtltaspListItemgt    ltaspRadioButtonListgt    ltbr gt    ltaspButton ID34btnValidate34 OnClick34btnValidateClick34 runat34server34 Text34Validate34 gtltdivgtCprotected void btnValidateClickobject sender EventArgs e    if rblTestSelectedIndex  1            string message  34alert3934  34Please select an option34  343934        ClientScriptRegisterStartupScriptthisGetType 34Errormessage34 message true        return    VBNetProtected Sub btnValidateClickByVal sender As Object ByVal

Check if RadioButtonList is selected (checked) using C# and VB.Net in ASP.Net

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