qq_41293573的博客

指令方法：Vue.directive('lazyHtml', { inserted: function (el, binding) { let wrapEL = document.createElement('div'); wrapEL.innerHTML = binding.value.html; let num = binding.value.defaultNum||2;//预加载图片数量 let imgList = wrapEL

1.在路由表定义meta属性{ path: '/', meta:{ keepAlive: false, // 需要被缓存 }, name:'index', component: require('@/views/index').default }, { path: '/order',

需要添加一些插件编译项目需要的依赖包：1.npm i --save-dev @babel/preset-env @babel/plugin-transform-runtime2.在项目根目录添加babel.config.js，内容如下：module.exports = { presets: [ '@vue/app', [ "@babel/preset-env", { "useBuiltIns": "entr