feat: Add Vue3 exercises and interview plan

- Introduced Vue3 exercises covering composable API, reactivity, lifecycle hooks, and built-in components. - Added structured interview plan for frontend candidates focusing on HTML, CSS, JavaScript, TypeScript, and Vue. - Included starter files for each exercise and detailed README documentation for guidance.
2026-03-24 23:02:58 +08:00
parent 3435848495
commit d0d8be443b
41 changed files with 1551 additions and 5 deletions
--- a/08-vue3/05-props-and-emits/README.md
+++ b/08-vue3/05-props-and-emits/README.md
@@ -0,0 +1,22 @@
+# 练习 5：props 和 emit
+
+## 目标
+
+学会在 Vue3 里写基础组件通信。
+
+## 你要练什么
+
+- `props`
+- `emit`
+- 组件拆分
+
+## 任务
+
+- 把课程项拆成子组件
+- 父组件传入课程对象
+- 子组件点击按钮后通知父组件切换完成状态
+
+## 文件
+
+- [starter.html](/Users/lijiaqing/home/wwwroot/front-end-example/08-vue3/05-props-and-emits/starter.html)
+- [starter.js](/Users/lijiaqing/home/wwwroot/front-end-example/08-vue3/05-props-and-emits/starter.js)
--- a/08-vue3/05-props-and-emits/starter.html
+++ b/08-vue3/05-props-and-emits/starter.html
@@ -0,0 +1,28 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>props 和 emit</title>
+    <style>
+      body { margin: 0; padding: 32px; font-family: "PingFang SC", sans-serif; background: #f4f7fb; }
+      .wrap { max-width: 820px; margin: 0 auto; display: grid; gap: 14px; }
+      .card { padding: 18px; border-radius: 16px; background: #fff; border: 1px solid #d9e3f2; }
+      .done { color: #1f8f54; }
+      button { padding: 10px 14px; border: 0; border-radius: 999px; background: #2d6cdf; color: #fff; cursor: pointer; }
+    </style>
+  </head>
+  <body>
+    <section id="app" class="wrap">
+      <course-item
+        v-for="course in courses"
+        :key="course.id"
+        :course="course"
+        @toggle="toggleCourse"
+      ></course-item>
+    </section>
+
+    <script src="https://cdn.jsdelivr.net/npm/vue@3/dist/vue.global.js"></script>
+    <script src="./starter.js"></script>
+  </body>
+</html>
--- a/08-vue3/05-props-and-emits/starter.js
+++ b/08-vue3/05-props-and-emits/starter.js
@@ -0,0 +1,39 @@
+const { createApp } = Vue;
+
+createApp({
+  components: {
+    CourseItem: {
+      props: {
+        course: {
+          type: Object,
+          required: true,
+        },
+      },
+      emits: ["toggle"],
+      template: `
+        <article class="card">
+          <h2>{{ course.title }}</h2>
+          <p :class="{ done: course.finished }">
+            {{ course.finished ? "已完成" : "学习中" }}
+          </p>
+          <button type="button" @click="$emit('toggle', course.id)">切换状态</button>
+        </article>
+      `,
+    },
+  },
+  setup() {
+    const courses = Vue.ref([
+      { id: 1, title: "组合式 API", finished: true },
+      { id: 2, title: "组件通信", finished: false },
+    ]);
+
+    function toggleCourse(courseId) {
+      // 任务：根据 courseId 切换对应课程的 finished
+    }
+
+    return {
+      courses,
+      toggleCourse,
+    };
+  },
+}).mount("#app");