
* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.
* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.
안녕하세요. 스파르타플릭스 카드 기록하기 강의 관련해서 질문이 있습니다.
마지막에 카드 기록하기 테스트를 하는 과정에서, 이미지 스니펫과 영화 제목, 별점, 그리고 추천 이유를 기재하여 기록하기를 누르고 나니 모두 undefined라는 결과값을 보여주고 있습니다.
혹시나 싶어 완성 코드와 비교를 해보았을 때 차이점을 찾지 못했는데,
어느 부분에서 문제가 발생했는지 알 수 있을까요?

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>스파르타플릭스</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<style>
@import url('https://fonts.googleapis.com/css2?family=Gowun+Dodum&display=swap');
* {
font-family: "Gowun Dodum", sans-serif;
}
.main {
color: white;
background-image: url('https://occ-0-1123-1217.1.nflxso.net/dnm/api/v6/6AYY37jfdO6hpXcMjf9Yu5cnmO0/AAAABeIfo7VL_VDyKnljV66IkR-4XLb6xpZqhpLSo3JUtbivnEW4s60PD27muH1mdaANM_8rGpgbm6L2oDgA_iELHZLZ2IQjG5lvp5d2.jpg?r=e6e.jpg');
background-position: center;
background-size: cover;
}
body {
background-color: black;
}
.mycards {
width: 1200px;
margin: 20px auto 20px auto;
}
.mypostingbox {
width: 500px;
margin: 20px auto 20px auto;
border: 1px solid white;
padding: 20px;
border-radius: 5px;
}
.form-floating>input {
background-color: transparent;
color: white;
}
.form-floating>label {
color: white;
}
.input-group>label {
background-color: transparent;
color: white;
}
.mypostingbox>button {
width: 100%;
}
</style>
<script>
function openclose() {
$('#postingbox').toggle();
}
function makeCard() {
let image = $('image').val();
let title = $('title').val();
let comment = $('comment').val();
let star = $('star').val();
let temp_html = `
<div class="col">
<div class="card">
<img src="${image}"
class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">${title}</h5>
<p class="card-text">${star}</p>
<p class="card-text">${comment}</p>
</div>
</div>
</div>`;
$('#card').append(temp_html);
}
</script>
</head>
<body>
<header class="p-3 text-bg-dark">
<div class="container">
<div class="d-flex flex-wrap align-items-center justify-content-center justify-content-lg-start">
<a href="/" class="d-flex align-items-center mb-2 mb-lg-0 text-white text-decoration-none">
<svg class="bi me-2" width="40" height="32" role="img" aria-label="Bootstrap">
<use xlink:href="#bootstrap"></use>
</svg>
</a>
<ul class="nav col-12 col-lg-auto me-lg-auto mb-2 justify-content-center mb-md-0">
<li><a href="#" class="nav-link px-2 text-danger">SpartaFlix</a></li>
<li><a href="#" class="nav-link px-2 text-white">홈</a></li>
<li><a href="#" class="nav-link px-2 text-white">시리즈</a></li>
<li><a href="#" class="nav-link px-2 text-white">영화</a></li>
<li><a href="#" class="nav-link px-2 text-white">내가 찜한 콘텐츠</a></li>
</ul>
<form class="col-12 col-lg-auto mb-3 mb-lg-0 me-lg-3" role="search">
<input type="search" class="form-control form-control-dark text-bg-dark" placeholder="Search..."
aria-label="Search">
</form>
<div class="text-end">
<button type="button" class="btn btn-outline-light me-2">Login</button>
<button type="button" class="btn btn-danger">Sign-up</button>
</div>
</div>
</div>
</header>
<div class="main">
<div class="p-5 mb-4 bg-body-tertiary rounded-3">
<div class="container-fluid py-5">
<h1 class="display-5 fw-bold">킹덤</h1>
<p class="col-md-8 fs-4">병든 왕을 둘러싸고 흉흉한 소문이 떠돈다. 어둠에 뒤덮인 조선, 기이한 역병에 신음하는 산하. 정체 모를 악에 맞서 백성을 구원할 희망은 오직
세자뿐이다.</p>
<button onclick="openclose()" type="button" class="btn btn-outline-light">영화 기록하기</button>
<button type="button" class="btn btn-outline-light">상세 정보</button>
</div>
</div>
</div>
<div class="mypostingbox" id="postingbox">
<div class="form-floating mb-3">
<input type="email" class="form-control" id="image" placeholder="영화 이미지 주소">
<label for="floatingInput">영화 이미지 주소</label>
</div>
<div class="form-floating mb-3">
<input type="email" class="form-control" id="title" placeholder="영화 제목">
<label for="floatingInput">영화 제목</label>
</div>
<div class="input-group mb-3">
<label class="input-group-text" for="inputGroupSelect01">별점</label>
<select class="form-select" id="star">
<option selected>별점 선택</option>
<option value="⭐">⭐</option>
<option value="⭐⭐">⭐⭐</option>
<option value="⭐⭐⭐">⭐⭐⭐</option>
<option value="⭐⭐⭐⭐">⭐⭐⭐⭐</option>
<option value="⭐⭐⭐⭐⭐">⭐⭐⭐⭐⭐</option>
</select>
</div>
<div class="form-floating mb-3">
<input type="email" class="form-control" id="comment" placeholder="추천 이유">
<label for="floatingInput">추천 이유</label>
</div>
<button onclick="makeCard()" type="button" class="btn btn-danger">기록하기</button>
</div>
<div class="mycards">
<div id="card" class="row row-cols-1 row-cols-md-4 g-4">
<div class="col">
<div class="card">
<img src="https://movie-phinf.pstatic.net/20210728_221/1627440327667GyoYj_JPEG/movie_image.jpg"
class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">영화 제목</h5>
<p class="card-text">⭐⭐⭐</p>
<p class="card-text">영화 코멘트</p>
</div>
</div>
</div>
<div class="col">
<div class="card">
<img src="https://movie-phinf.pstatic.net/20210728_221/1627440327667GyoYj_JPEG/movie_image.jpg"
class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">영화 제목</h5>
<p class="card-text">⭐⭐⭐</p>
<p class="card-text">영화 코멘트</p>
</div>
</div>
</div>
<div class="col">
<div class="card">
<img src="https://movie-phinf.pstatic.net/20210728_221/1627440327667GyoYj_JPEG/movie_image.jpg"
class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">영화 제목</h5>
<p class="card-text">⭐⭐⭐</p>
<p class="card-text">영화 코멘트</p>
</div>
</div>
</div>
<div class="col">
<div class="card">
<img src="https://movie-phinf.pstatic.net/20210728_221/1627440327667GyoYj_JPEG/movie_image.jpg"
class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">영화 제목</h5>
<p class="card-text">⭐⭐⭐</p>
<p class="card-text">영화 코멘트</p>
</div>
</div>
</div>
</div>ㄴㄴㄴ
</div>
</body>
</html>
