3435848495
- Implement dynamic styles and event handling in Vue2 with a card component. - Create lifecycle methods exercise to simulate async data loading and instance destruction. - Develop a component communication exercise with props, events, and slots. - Build a comprehensive course management dashboard with filtering, statistics, and component interactions.
32 lines
1.4 KiB
HTML
32 lines
1.4 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>动态类名、样式和事件</title>
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<style>
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body { margin: 0; padding: 32px; font-family: "PingFang SC", sans-serif; background: #f4f8fb; }
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.panel { max-width: 760px; margin: 0 auto; }
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.card { padding: 24px; border-radius: 18px; background: #fff; border: 1px solid #d8e4f3; cursor: pointer; transition: all .2s ease; }
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.card.active { border-color: #2d6cdf; background: #eef4ff; }
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.progress-track { height: 12px; margin-top: 16px; border-radius: 999px; background: #e6edf8; overflow: hidden; }
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.progress-bar { height: 100%; background: linear-gradient(90deg, #2d6cdf, #58a2ff); }
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</style>
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</head>
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<body>
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<section id="app" class="panel">
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<article class="card" :class="{ active: isActive }" @click="toggleCard">
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<h1>{{ title }}</h1>
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<p>{{ isActive ? "当前卡片已激活" : "点击卡片激活它" }}</p>
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<div class="progress-track">
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<div class="progress-bar" :style="{ width: progress + '%' }"></div>
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</div>
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<p>当前进度：{{ progress }}%</p>
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</article>
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</section>
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<script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
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<script src="./answer.js"></script>
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</body>
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</html>
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