Answers for "async array map"

2

await inside map js

const mapLoop = async _ => {
  console.log('Start')

  const promises = fruitsToGet.map(async fruit => {
    const numFruit = await getNumFruit(fruit)
    return numFruit
  })

  const numFruits = await Promise.all(promises)
  console.log(numFruits)

  console.log('End')
}
Posted by: Guest on July-20-2020
2

js map async

var arr = [1, 2, 3, 4, 5];

var results: number[] = await Promise.all(arr.map(async (item): Promise<number> => {
    await callAsynchronousOperation(item);
    return item + 1;
}));
Posted by: Guest on August-04-2021
2

async map js

Arr = await Promise.all(arr)
Posted by: Guest on October-30-2020
0

async array map

const list = [1, 2, 3, 4, 5] //...an array filled with values

const functionThatReturnsAPromise = item => { //a function that returns a promise
  return Promise.resolve('ok')
}

const doSomethingAsync = async item => {
  return functionThatReturnsAPromise(item)
}

const getData = async () => {
  return Promise.all(list.map(item => doSomethingAsync(item)))
}

getData().then(data => {
  console.log(data)
})
Posted by: Guest on July-09-2021
0

async map js

const arr = [1, 2, 3];

const syncRes = arr.map((i) => {
	return i + 1;
});

console.log(syncRes);
// 2,3,4
Posted by: Guest on August-22-2021

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