WebMar 21, 2024 · Task.When will wait for all to complete, whether any or none fail. I just tested with this to verify - and it took 5 seconds to complete: Task allTasks = Task.WhenAll (getClientToken, getVault, Task.Delay (5000)); If you want to group the tasks you can create a 'new task', then await that. WebDec 9, 2024 · Once they're completed, then can you iterate over all your results in your task list and pull out the .Result from it. var tasks = someDataList.Select (i => _req.ExecuteAsync (i) ); await Task.WhenAll (tasks); var dict = tasks.ToDictionary (t=> t.Result); if (dict.Count == List.count () { //execute part 2. }
c# - Does Task.WhenAll wait for all the tasks in case of …
WebUPDATE Based on comments it is really needed to wait for all workflows to be configured before starting them. So cancellable implementation can look like this: public interface IWorkflow { Task ConfigureAsync (CancellationToken token); Task StartAsync (CancellationToken token); } public sealed class Engine : IEngine { private readonly List ... WebThe Task.WaitAll method waits for all of the provided Task instances to complete execution before returning. If you're experiencing a situation where Task.WaitAll is not … chp mojave office
c# - How to wait for all tasks to be completed - Stack Overflow
WebJul 24, 2015 · You don't have to do anything special, Parallel.Foreach () will wait until all its branched tasks are complete. From the calling thread you can treat it as a single synchronous statement and for instance wrap it inside a try/catch. Update: The old Parallel class methods are not a good fit for async (Task based) programming. WebApr 12, 2012 · You could start it and then wait for it to finish - but it's not clear what benefit that would give you. If you want to start all the tasks in parallel, but then wait for them afterwards, you could create a List and then call Task.WaitAll - or just use Parallel.ForEach to start with. Share. Improve this answer. WebAug 14, 2024 · FCL has a few more convenient functions. (1) Task.WaitAll, as well as its overloads, when you want to do some tasks in parallel (and with no return values). var tasks = new [] { Task.Factory.StartNew ( () => DoSomething1 ()), Task.Factory.StartNew ( () => DoSomething2 ()), Task.Factory.StartNew ( () => DoSomething3 ()) }; Task.WaitAll … chp monthly pay