async await forEach
// Array.prototype.forEach is not designed for asynchronous code.
// Instead use await Promise.all to process all in parallel if the order doesn't matter.
await Promise.all(array.map(async (element) => {
await someFunction(element);
}));ts await foreach loop
async function printFiles () {
const files = await getFilePaths();
await Promise.all(files.map(async (file) => {
const contents = await fs.readFile(file, 'utf8')
console.log(contents)
}));
}foreach async typescript
for (const file of files) {
const contents = await fs.readFile(file, 'utf8');
console.log(contents);
}async foreach
[1, 2, 3].forEach(async (num) => { await waitFor(50); console.log(num);});console.log('Done');loop foreach async await
async function printFiles () {
const files = await getFilePaths();
for (const file of files) {
const contents = await fs.readFile(file, 'utf8');
console.log(contents);
}
}C# foreach loop async but wait at end
public async Task RunAsync()
{
var tasks = new List<Task>();
foreach (var x in new[] { 1, 2, 3 })
{
var task = DoSomethingAsync(x);
tasks.Add(task);
}
await Task.WhenAll();
}Copyright © 2021 Codeinu
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