<div class="footer">
      <a href="https://github.com/hochenggang/MySQL-OCP-Brush-Questions-EN">代码仓库</a>|<a href="#"
        @click="clearCache">清空缓存</a>
    </div>
  </div>

  <script>
    const app = Vue.createApp({
      data() {
        return {
          questions: [],
          wrongQuestions: JSON.parse(localStorage.getItem('ocp_wrong_questions') || '[]'),
          correctQuestions: JSON.parse(localStorage.getItem('ocp_correct_questions') || '[]'),
          currentIndex: 0,
       