await 关键字只能在异步函数中使用。 当你在 JavaScript 代码中遇到错误 Uncaught SyntaxError: await is only valid in async functions 时,这意味着你尝试在非异步函数中使用 await 关键字。await 关键字是专门用于异步函数中的,它允许你等待一个 Promise 解决(resolve)或拒绝(reject),并返回其解决值或抛出拒绝原因。
注:方案2 仅在 Node.js 中有效;在Chrome 浏览器上(当前测试v99.0),错误信息会是这样: "await is only valid in async functions and the top level bodies of modulesawait is only valid in async functions and the top level bodies of modules" ,所以,主模块能直接使用 await 关键字,不需要使用这个立即...
SyntaxError: await is only valid inasyncfunction 这个错误的意思是await只能放到async函数内部,言下之意: await必须放到函数里 函数必须有async修饰符 const myFun = async () => {return new Promise((resolve, reject) => {setTimeout(() => {resolve(1)},1000)})}const myFun2 = async () => {...
补环境 await is only valid in async functions and the top level bodies of mo,带着我的老电脑升级了一下配置,加装了固态硬盘和8g内存条,速度瞬间杠杠的。但是随着而来的是,作为一名候补程序员,即将面对的是一大难题——重新安装一大堆软件。重新安装程序猿必备的jd
SyntaxError: await is only valid in async function 这个错误的意思是await只能放到async函数内部,言下之意: await必须放到函数里 函数必须有async修饰符 const myFun=async ()=> { return new Promise((resolve, reject)=> { setTimeout(()=> {
Have you ever been happily coding along in Node, using async functions as the NodeJS Gods intented, go to invoke your little script with node ./my-script.js and then boom!, you get something like this? SyntaxError: await is only valid in async function at wrapSafe (internal/modules/cjs...
The error message syntaxerror await is only valid in async function occurs when you are trying to use the await keyword outside of an...
使用SweetAlert2时报错,提示:Uncaught SyntaxError: await is only valid in async function,解决办法是在调用SweetAlert2的函数前添加asyn关键字: async function edit_user(user_id) { const {value: formValues} = await Swal.fire({ title: '修改用户信息', ...
SyntaxError: await is only valid in async function at new Script (vm.js:51:7) at createScript (vm.js:136:10) at Object.runInThisContext (vm.js:197:10) at Module._compile (internal/modules/cjs/loader.js:618:28) at Object.Module._extensions..js (internal/modules/cjs/loader.js:665:10...
var helper = require('./helper.js'); var start = function(a,b){ ... const result = await helper.myfunction('test','test'); } exports.start = start; 我收到一个错误: await is only valid in async function 问题是什么? 原文由 j.doe 发布,翻译遵循 CC BY-SA 4.0 许可协议 javascri...