给单选按钮选择默认值以及获取单选按钮选择值

给单选按钮默认值，Book_mettingRooms是后台设置的默认值

var a = '${Book_mettingRooms}';var Book_mettingRooms = document.getElementsByName("Book_mettingRoomsStep");、for ( var i = 0; i < Book_mettingRooms.length; i++) {if (a == Book_mettingRooms[i].value) {Book_mettingRooms[i].checked = true;  }}

获取单选按钮的值

var Book_mettingRooms = $("input[name='Book_mettingRoomsStep']:checked") .val();

html代码

<span class="form_td form_td_center"><label><input type="radio" name="Book_mettingRoomsStep" value="1"/> 是</label>  <label><input type="radio" name="Book_mettingRoomsStep" value="0" checked="checked"/> 否</label></span><span class="form_td"></span>