js如何获取checkbox的name属性:

<html>
    <form name=\"orderForm\">
      <input type=\"checkbox\" name=\"V6\">V6<br>
      <input type=\"checkbox\" name=\"V8\">V8<hr>
      <input type=\"button\" value=\"Submit Order\" name=\"orderButton\"  =\"submitOrder()\">
    </form>
    <  language=\" \">
    function submitOrder()
    {
      var alertString = String(\"You have selected a \");

      if(document.orderForm.V6.checked == true)
        alertString += document.orderForm.V6.name;  
      else
        alertString += document.orderForm.V8.name;  
      alertString += \" truck.\";
      alert(alertString);
    }
    </ >
</html>
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