Consult WeChat: ycku_com; this course is a practical course, focusing on the Vue.js framework. The course includes four small practical projects: calculator, check-in, historical and present inquiry and mobile phone ownership. Learners will learn how to use the Vue.js framework to build various types of applications through these practical small projects. From simple calculators to more complex check-in systems, query functions and API calls, learners will master the core concepts of Vue.js, component development, state management and interaction with back-end APIs. Through these practical projects, learners will be able to gain rich practical experience and lay a solid foundation for applying the knowledge they have learned in future work and projects in the field of front-end development.