1. Radio 값 확인하기. 월별 기간 function radioValueCheck(value){ alert("선택 값: " + $(".div_body_title input[name=type]:checked").val()); } 2. Radio 값 선택하기. $(document).ready(function(){ var type = ""; $(".div_body_title input[name=type][value="+type+"]").attr("checked","checked"); });