Introduction to std::packaged_task

This lesson gives an introduction to std::packaged_task which is used in C++ for multithreading.

We'll cover the following

std::packaged_task pack is a wrapper for a callable in order for it to be invoked asynchronously. By calling pack.get_future() you get the associated future. Invoking the call operator on pack (pack()) executes the std::packaged_task and, therefore, executes the callable.

Dealing with std::packaged_task usually consists of four steps:

I. Wrap your work:

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