Method session

example/http/client/async/http_client_async.cpp:52–57

Objects are constructed with a strand to ensure that handlers do not execute concurrently.

    // Objects are constructed with a strand to
    // ensure that handlers do not execute concurrently.
    explicit
    session(net::io_context& ioc)
        : resolver_(net::make_strand(ioc))
        , stream_(net::make_strand(ioc))
    {
    }

    // Start the asynchronous operation
    void