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### redirect_error

Create a completion token to capture error_code values to a variable.

    template<
        typename CompletionToken>
    redirect_error_t< typename decay< CompletionToken >::type > redirect_error(
        CompletionToken && completion_token,
        boost::system::error_code & ec);

##### Requirements

Header: `boost/asio/redirect_error.hpp`

Convenience header: `boost/asio.hpp`