1.安装path

npm install path --save

2.vue.config.js中配置

const path = require('path')
function resolve(dir) {
    return path.join(__dirname, dir)
}
 configureWebpack: {
        name: name,
        resolve: {
            alias: {
                '@': resolve('src')
            }
        },
    },

3.下载VScode插件 Path-intellisense

4.在setting.json中配置

  "path-intellisense.mappings": {
    "@": "${workspaceRoot}/src/"
  },

5.重启vscode即可实现@ 路径提示