1.查詢ip地址
win+R打開cmd 窗口 輸入ipconfig
找到IPV4地址 192.168.x.xxx
2.在vue項目config文件夾中的index.js,將localhost換為ipv4地址
host: '192.168.x.xxx', // can be overwritten by process.env.HOST port: 8080, // can be overwritten by process.env.PORT, if port is in use, a free one will be determined
3.重新編譯項目,命令行運行npm run dev命令開啟服務
4.電腦或手機端瀏覽器地址欄輸入ipv+端口號如:192.168.x.xxx:8080回車即可(要求電腦和手機在同wifi內)