async/await 以async/await 为例,说明 babel 插件怎么搭 webpack的babel本身不支持async/await 需要安装 npm install --save-dev babel-plugin-transform-runtime npm install --save babel-runtime // `babel-plugin-transform-runtime` 插件本身其实是依赖于 `babel-runtime` 的,但为了适应 `npm install --p...
vue3 async function里面return返回数据,为什么vue中的data用return返回一.原[vue修改对象方法]1.set方法,添加一个属性和值set方法还可以为对象添加属性和值<script>exportdefault{data(){return{obj:{name:'xiaoming'
可以在普通函数中使用 Async 关键字来标记异步函数，例如：async function fetchData() { const respo...
import{ ref, watch, onMounted, onUnmounted }from'vue'exportdefaultdefineAsyncComponent({asyncsetup() {constcounter =ref(0)watch(counter,() =>console.log(counter.value))onMounted(() =>console.log('Mounted'))// the await statementawaitsomeAsyncFunction()// <---// 无法运行onUnmounted(() =>c...
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 import { App, createApp }from"vue"; import PasswordDialogfrom"./index.vue"; // 这个index.vue就是我们前面实现的弹窗组件 export async function showPasswordDialog(): Promise<RuleForm> { ...
export async function showPasswordDialog(): Promise<RuleForm> { return new Promise((resolve, reject) => { let mountNode = document.createElement("div"); let dialogApp: App<Element> | undefined = createApp(PasswordDialog, { visible: true, ...
import { ref } from 'vue-async-await'; export default { data() { return { message: 'Hello, world!' }; }, mounted() { async function fetchMessage() { const response = await fetch('/api/message'); const data = await response.json(); ...
import{App,createApp}from"vue";importPasswordDialogfrom"./index.vue";// 这个index.vue就是我们前面实现的弹窗组件exportasyncfunctionshowPasswordDialog():Promise<RuleForm>{returnnewPromise((resolve,reject)=>{letmountNode=document.createElement("div");letdialogApp:App<Element>|undefined=createApp(Password...
//表单提交事件 async function handleSubmit() { try { const values = {"loginType":"RawMaterial","SamplingPointid":"1"}; // const values = await validate(); let data = refScheduled.value.getFieldsValue(); // console.log(data); setModalProps({confirmLoading: true}); //提交表单 await...
defineAsyncComponent API 在Vue2中也有异步组件,只不过是使用ES2015 import异步加载模块,并返回一个pormise实现异步加载的效果: // 👉第一种方式:全局注册 Vue.component('async-webpack-example',function(resolve){ // 这个特殊的 `require` 语法将会告诉 webpack ...