jQuery单选按钮被选中触发事件
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <script src="../js/jquery-3.2.1.min.js"></script> <script> $(function () { $("input[type='radio']").on("click",function () { if($("input[id='a']:checked").val()=="1"){ console.log("11111"); }else{ console.log("2222"); } }) }) </script> </head> <body> <input type="radio" id="a" value="1" name="aa">有 <input type="radio" id="b" value="2" name="aa">无 </body> </html>