JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html lang="zh-Hant">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>商品列表 - 按鈕事件</title>
<link href="https://cdn.jsdelivr.net/npm/daisyui@4.12.10/dist/full.min.css" rel="stylesheet" type="text/css" />
<script src="https://cdn.tailwindcss.com"></script>
</head>
<body class="p-6 bg-gray-100">

<h1 class="text-2xl font-bold mb-4">按下按鈕顯示商品名稱</h1>
<div id="productList" class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-6"></div>

<script>
// 商品資料
const products = [
  { name: "商品 A", desc: "好吃又便宜", img: "https://picsum.photos/300/200?9" },
  { name: "商品 B", desc: "人氣熱銷中", img: "https://picsum.photos/300/200?10" },
  { name: "商品 C", desc: "限量特價",   img: "https://picsum.photos/300/200?11" }
];

// 找到容器
const container = document.getElementById("productList");

// 用傳統 for 迴圈
for (let i = 0; i < products.length; i++) {
  const p = products[i];

  // 建立卡片元素
  const card = document.createElement("div");
  card.className = "card bg-base-100 shadow-xl";

  // 用傳統字串串接方式（避免初學者混淆模板字串與 jQuery）
  card.innerHTML =
    '<figure><img src="' + p.img + '" alt="' + p.name + '"></figure>' +
    '<div class="card-body">' +
      '<h2 class="card-title">' + p.name + '</h2>' +
      '<p>' + p.desc + '</p>' +
      '<div class="card-actions justify-end">' +
        '<button class="btn btn-primary">加入購物車</button>' +
      '</div>' +
    '</div>';

  // 綁定事件：點擊按鈕會 alert 出商品名稱
  const btn = card.querySelector("button");
  btn.addEventListener("click", function() {
    alert("已選擇：" + p.name);
  });

  // 加入畫面
  container.appendChild(card);
}
</script>

</body>
</html>