id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
5698	Contains parameter	er.ci.2020@…	Daniel Wallin	"I tested this

{{{

    template<typename Args, typename Tag>
    struct contains_parameter
        : mpl::not_<
            typename boost::is_void<
                typename parameter::binding<
                    Args, 
                    Tag, 
                    void
                >::type
            >::type
        >
    {};

}}}

which first appeared here:

http://boost.2283326.n4.nabble.com/boost-users-Boost-Parameter-ArgumentPack-is-type-contained-td3415943.html

and would like to suggest it as an addition."	Feature Requests	new	To Be Determined	parameter	Boost 1.47.0	Not Applicable