How to find out in c# that all threads have completed?

Question

C++ / C#

I create max_threads threads

for (int live_thread = 0; live_thread < max_threads; live_thread++) 
{    
                 Thread t = new Thread(поток); 
      t.Start(live_thread);    
}

How to know that all threads have completed?

Answer 1

Save them to a list and watch IsAlive? Or make a counter. See what the goal is.
In general, .NET has had a bunch of more convenient / high-level ways to work with parallelization for a long time, most likely you should look at them. Task, async/await, Rx, ...