Syntax for async arrow function

Question

I can mark a javascript function as  async   i e  returning a promise  with the async keyword   Like this   async function foo          do something     What is the equivalent syntax for arrow functions

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You may also do     YourAsyncFunctionName   async  value    gt            Code goes here

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My async function const getAllRedis   async  key    gt      let obj          await client hgetall key   err  object    gt        console log object         map object   ob   gt         obj push JSON parse ob               return obj         res send obj

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This the simplest way to assign an async arrow function expression to a named variable   const foo   async      gt         do something      Note that this is not strictly equivalent to async function foo        Besides the differences between the function keyword and an arrow expression  the function in this answer is not  hoisted to the top

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Immediately Invoked Async Arrow Function    async      gt        console log await asyncFunction             Immediately Invoked Async Function Expression    async function          console log await asyncFunction

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Async Arrow function syntax with parameters  const myFunction   async  a  b  c    gt          Code here

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Basic Example  folder   async      gt        let fold   await getFold          await localStorage save  folder        return fold

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Async arrow functions look like this   const foo   async      gt         do something     Async arrow functions look like this for a single argument passed to it   const foo   async evt   gt         do something with evt     Async arrow functions look like this for multiple arguments passed to it   const foo   async  evt  callback    gt         do something with evt      return response with callback     The anonymous form works as well   const foo   async function          do something     An async function declaration looks like this   async function foo          do something     Using async function in a callback   const foo   event onCall async      gt         do something

[javascript] Syntax for async arrow function

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