Consult WeChat: ycku_com; this course is a course for the use of Vue.js 3.x version tools. In this course, students will learn how to utilize various tools in Vue.js 3.x to improve development efficiency and optimize project structure. The course content covers commonly used development tools such as Vue Devtools, Vue CLI, etc., as well as some optimization tools and techniques to help students better understand and use Vue.js 3.x. Through the study of this course, students will be able to become more proficient in using Vue.js tools to develop high-quality web applications.