How to check radio button is checked using JQuery

Question

I have two radio buttons in one group, I want to check the radio button is checked or not using JQuery, How ?

Answer 1

//the following code checks if your radio button having name like 'yourRadioName' 
//is checked or not
$(document).ready(function() {
  if($("input:radio[name='yourRadioName']").is(":checked")) {
      //its checked
  }