I want to Validate Radio Button List in asp.net using jquery

[Learner]

I want to Validate Radio Button List in asp.net using jquery, where I am having radio button list in child page, and I need to show alert box when user never selects any optionHere is the code, which I have tried.\[code\]$(function(){ $("#<%=btnSave.ClientID %>").click(function(){ var v=$("#<%=rdTax.ClientID %>input:checked").val(); }); });\[/code\]