73f4788d7e
- Update READMEs and docs across multiple languages - Enhance interactive demos for Agent, LLM, VLM, Audio, Image Gen, Terminal, and Web Basics - Add new appendix sections for Database and IDE intros - Update VitePress config, theme, and utility scripts - Clean up unused assets and components
205 lines
6.5 KiB
Vue
205 lines
6.5 KiB
Vue
<!--
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PromptComparisonDemo.vue
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“清晰 vs 模糊”对比:把一个提示词拆成四块(任务/上下文/要求/输出),并展示哪些块缺失会导致输出跑偏。
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-->
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<template>
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<div class="cmp">
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<div class="header">
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<div>
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<div class="title">清晰 vs 模糊:差的不是“废话”,而是“缺项”</div>
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<div class="subtitle">勾选你想补充的信息,看看输出会怎么变。</div>
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</div>
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<div class="task">
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<select v-model="task">
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<option value="blog">写一段技术博客开头</option>
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<option value="json">把内容输出成 JSON</option>
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</select>
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</div>
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</div>
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<div class="options">
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<label><input type="checkbox" v-model="useRole" /> 角色(你是谁)</label>
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<label><input type="checkbox" v-model="useAudience" /> 受众(写给谁)</label>
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<label><input type="checkbox" v-model="useConstraints" /> 约束(长度/要点数)</label>
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<label><input type="checkbox" v-model="useFormat" /> 输出格式(JSON/列表)</label>
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</div>
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<div class="grid">
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<div class="panel">
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<div class="panel-title">你给 AI 的提示词</div>
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<pre><code>{{ prompt }}</code></pre>
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<div class="checklist">
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<div class="item" v-for="i in checklist" :key="i.text">
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<span :class="['dot', i.ok ? 'ok' : 'bad']"></span>
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<span>{{ i.text }}</span>
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</div>
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</div>
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</div>
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<div class="panel">
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<div class="panel-title">AI 输出(示意)</div>
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<div class="output">{{ output }}</div>
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<div class="warn" v-if="warnings.length">
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<div class="warn-title">可能的问题</div>
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<ul>
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<li v-for="w in warnings" :key="w">{{ w }}</li>
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</ul>
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</div>
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</div>
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</div>
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</div>
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</template>
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<script setup>
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import { computed, ref } from 'vue'
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const task = ref('blog')
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const useRole = ref(false)
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const useAudience = ref(true)
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const useConstraints = ref(true)
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const useFormat = ref(false)
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const prompt = computed(() => {
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if (task.value === 'blog') {
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const lines = []
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if (useRole.value) lines.push('你是资深前端工程师。')
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lines.push('请写一段技术博客的开头,主题:提示词工程。')
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if (useAudience.value) lines.push('目标读者:零基础新手。')
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if (useConstraints.value) lines.push('要求:80-120 字,口语化,带一个生活类比。')
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if (useFormat.value) lines.push('输出:只输出一段文字,不要标题。')
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return lines.join('\n')
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}
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// json task
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const lines = []
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if (useRole.value) lines.push('你是信息抽取助手。')
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lines.push('从下面这段文字中提取关键信息。')
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if (useAudience.value) lines.push('用途:给产品经理快速阅读。')
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if (useConstraints.value) lines.push('要求:提取 3-5 个关键词 + 1 句摘要。')
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if (useFormat.value) {
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lines.push('输出格式(JSON):')
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lines.push('{')
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lines.push(' "summary": "...",')
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lines.push(' "keywords": ["..."]')
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lines.push('}')
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}
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lines.push('输入:')
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lines.push('“提示词工程能显著提升模型输出质量,但需要清晰任务、约束和格式。”')
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return lines.join('\n')
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})
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const checklist = computed(() => [
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{ text: '任务清晰(要做什么)', ok: true },
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{ text: '角色(用什么口吻)', ok: useRole.value },
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{ text: '受众/用途(给谁用)', ok: useAudience.value },
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{ text: '约束(长度/数量/范围)', ok: useConstraints.value },
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{ text: '输出格式(如何交付)', ok: useFormat.value }
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])
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const warnings = computed(() => {
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const w = []
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if (!useAudience.value) w.push('语气可能过专业或太泛')
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if (!useConstraints.value) w.push('长度/结构可能不稳定')
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if (task.value === 'json' && !useFormat.value) w.push('可能输出成一大段话,不是 JSON')
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if (task.value === 'blog' && !useFormat.value) w.push('可能加标题/分段,超出预期')
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return w
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})
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const output = computed(() => {
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if (task.value === 'blog') {
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if (warnings.value.length >= 2) {
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return '提示词工程是一种与 AI 沟通的方法,它可以帮助你获得更好的输出......(可能偏长/风格不稳)'
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}
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return '把 AI 当成新来的同事:你说得越清楚,它越不容易跑偏。提示词工程就是把“要做什么、给谁、怎么交付”一次说明白。'
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}
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// json
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if (!useFormat.value) {
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return '这段文字主要讲提示词工程的重要性,并强调需要清晰任务、约束和格式……(但不是 JSON)'
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}
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return `{\n \"summary\": \"提示词工程能提升输出质量,关键在于清晰任务、约束与格式。\",\n \"keywords\": [\"提示词工程\", \"任务清晰\", \"约束\", \"格式\"]\n}`
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})
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</script>
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<style scoped>
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.cmp {
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border: 1px solid var(--vp-c-divider);
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border-radius: 12px;
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background: var(--vp-c-bg-soft);
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padding: 16px;
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margin: 20px 0;
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display: flex;
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flex-direction: column;
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gap: 12px;
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}
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.header {
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display: flex;
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justify-content: space-between;
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gap: 12px;
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flex-wrap: wrap;
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}
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.title { font-weight: 800; }
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.subtitle { color: var(--vp-c-text-2); font-size: 13px; }
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select {
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border: 1px solid var(--vp-c-divider);
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border-radius: 10px;
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padding: 8px 10px;
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background: var(--vp-c-bg);
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color: var(--vp-c-text-1);
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}
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.options {
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display: flex;
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gap: 12px;
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flex-wrap: wrap;
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 10px;
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padding: 10px 12px;
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font-size: 14px;
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}
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.grid {
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display: grid;
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grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
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gap: 12px;
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}
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.panel {
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 10px;
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padding: 12px;
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display: flex;
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flex-direction: column;
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gap: 10px;
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}
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.panel-title { font-weight: 700; }
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pre {
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margin: 0;
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background: #0b1221;
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color: #e5e7eb;
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border-radius: 8px;
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padding: 12px;
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font-family: var(--vp-font-family-mono);
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font-size: 13px;
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overflow-x: auto;
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white-space: pre-wrap;
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}
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.checklist { display: grid; gap: 6px; }
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.item { display: flex; gap: 8px; align-items: center; color: var(--vp-c-text-2); font-size: 13px; }
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.dot { width: 10px; height: 10px; border-radius: 50%; }
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.dot.ok { background: #22c55e; }
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.dot.bad { background: #ef4444; }
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.output { white-space: pre-wrap; line-height: 1.6; }
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.warn { border-top: 1px dashed var(--vp-c-divider); padding-top: 10px; }
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.warn-title { font-weight: 700; margin-bottom: 6px; }
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ul { margin: 0; padding-left: 18px; color: var(--vp-c-text-2); }
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</style>
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