Javascript How to return values from async functions using async
How can I return the value from an async function I tried to like this const axios require axios async function getData const data await axios get https jsonplaceholder typicode posts return data console log getData it returns me this Promise pending javascript node js asynchronous async await axios Share
Return value from async await function Stack Overflow, 2 Answers Sorted by 7 async functions always return promises async await exists to simplify the syntax of working with promises not to eliminate promises The code that s using your async function will need to call then on the promise or be an async function itself and await the promise this getData then something
Javascript Async arrow functions return type Stack Overflow
1 Answer Sorted by 2 No what you re doing currently is just fine async functions automatically return Promises which resolve to whatever is return ed from the function If nothing is returned explicitly then the Promise resolves to undefined just like calling a function that doesn t return anything results in undefined being returned
Async await The Modern JavaScript Tutorial, To declare an async class method just prepend it with async class Waiter async wait return await Promise resolve 1 new Waiter wait then alert The meaning is the same it ensures that the returned value is a promise and enables await
Async function JavaScript MDN
Async function JavaScript MDN, Description When an async function is called it returns a Promise When the async function returns a value the Promise will be resolved with the returned value When the async function throws an exception or some value the Promise will be rejected with the thrown value
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How to return the result of an asynchronous function in JavaScript
How to return the result of an asynchronous function in JavaScript What can you do instead Async await is the most straightforward solution You use the await keyword instead than a promise based approach like the one we used before const asynchronousFunction async const response await fetch file json return response
JavaScript Async And Await What Is Async And Await If You Don t
Async await is a surprisingly easy syntax to work with promises It provides an easy interface to read and write promises in a way that makes them appear synchronous An async await will always return a Promise Even if you omit the Promise keyword the compiler will wrap the function in an immediately resolved Promise Async await in TypeScript LogRocket Blog. To type an async function in TypeScript set its return type to Promise type Functions marked as async are guaranteed to return a Promise even if you don t explicitly return a value so the Promise generic should be used when specifying the function s return type index ts The keyword async before a function makes the function return a promise Example async function myFunction return Hello Is the same as function myFunction return Promise resolve Hello Here is how to use the Promise myFunction then function value code if successful function error code if some error
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