[jQuery] 다양한 입력값 한꺼번에 전송하기

   var form = document.getElementById('add__form');
            form.action = app.x()+"/member/add";
            form.method = "POST";
      
            $('#add__form')
            .attr({
                action:app.x()+"/member/add",
                method:"POST"
            })
            .submit();

<form action= "${context} /form_tag/school_register.do" id="frm_check box" method= "post">
   이름 : <input type ="text" name="name" />
      나이 : <input type ="text" name="age" />
      <h1 >주소 </h1 >
      <input type ="radio" name="addr" value= "서울" checked /> 서울
      <input type ="radio" name="addr" value= "인천" /> 인천
      <input type ="radio" name="addr" value= "경기" /> 경기
      <input type ="radio" name="addr" value= "부산" /> 부산
      <h1 >전공 </h1 >
      <select name ="major" id="major">
             <option value ="not">전공선택</ option>
             <option value ="컴퓨터공학"> 컴퓨터공학</option >
             <option value ="네트워크공학"> 네트워크공학</option >
             <option value ="정보통신"> 정보통신</option >
             <option value ="응용프로그래밍"> 응용프로그래밍</option >
      </select >
      <h1 >수강 과목 </h1 >
      <input type ="checkbox" name="subject" value= "ASP프로그래밍" /> ASP프로그래밍
      <input type ="checkbox" name="subject" value= "PHP프로그래밍" /> PHP프로그래밍
      <input type ="checkbox" name="subject" value= "JSP프로그래밍" /> JSP프로그래밍
      <input type ="checkbox" name="subject" value= "Java프로그래밍" /> Java프로그래밍
      <input type ="checkbox" name="subject" value= "오라클" /> 오라클
      <input type ="checkbox" name="subject" value= "스프링" /> 스프링
      <input type ="checkbox" name="subject" value= "리눅스" /> 리눅스
      <input type ="checkbox" name="subject" value= "노드JS" /> 노드JS
      <input type ="checkbox" name="subject" value= "웹표준" /> 웹표준
      <input type ="button" id="btn_checkbox" value= "확 인" />
</form>
<script src= "${context} /js/part2.js"></script >
<script type= "text/javascript">
           document.getElementById('btn_checkbox' )
           .addEventListener('click' , function() {
               var form = document.getElementById( 'frm_checkbox');
               part2.checkbox(form.subject);
            
            form.submit();
      });
</script>