spring.객체 안 객체 접근(view)

	<form method="post" action="paramtestHasA.do">
		<input type="text" name="id" placeholder="아이디"><br> <input
			type="password" name="password" placeholder="패스워드"><br>
		<input type="text" name="name" placeholder="이름"><br> <input
			type="text" name="address" placeholder="주소"><br> <input
			type="text" name="carVO.model" placeholder="자동차모델명"><br>
		<input type="text" name="carVO.price" placeholder="자동차 가격"><br>
		<input type="submit" value="회원가입">