Check if a radio button is checked jquery

Question

I have this HTML    lt input type  radio  name  test  id  test  value  1  gt  lt br gt   lt input type  radio  name  test  id  test  value  2  gt  lt br gt   lt input type  radio  name  test  id  test  value  3  gt  lt br gt    lt input type  button  onclick  CreateJobDo  gt    When the page loads  none of them will be checked  I want to use jQuery to check if one of the radio buttons is checked when the button is pressed   I have this   function CreateJobDo        if     input  name test  checked   val       undefined                 go on with script        else               NOTHING IS CHECKED           But this does not work  How to get it working

User · Answer

if    input radio name test    is   checked         Code to append goes here

User · Answer

submit button   click function         if      input  name  name   checked   val             alert  Nothing is checked             return false            else         alert  One of the radio buttons is checked

User · Answer

First of all  have only one id  test    Secondly  try this    if      name  test     is   checked

User · Answer

try this  if    input radio checked   length  gt  0      go on with script   else         NOTHING IS CHECKED

User · Answer

Something like this       input name test    is   checked      Using the jQuery is   function should work

[jquery] Check if a radio button is checked jquery

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