// 按需全局引入 vant组件 import Vue from 'vue' import { Button,Form,Field, List, Cell, Tabbar, TabbarItem ,Checkbox , CheckboxGroup , Radio, RadioGroup,Dialog, CellGroup,Card,Grid ,GridItem ,Sticky} from 'vant' Vue.use(Button) Vue.use(Form) Vue.use(Field) Vue.use(Cell) Vue.use(List) Vue.use(Tabbar).use(TabbarItem) Vue.use(Checkbox); Vue.use(CheckboxGroup); Vue.use(Radio); Vue.use(RadioGroup); Vue.use(Dialog); Vue.use(CellGroup); Vue.use(Card); Vue.use(Grid); Vue.use(GridItem); Vue.use(Sticky);