bsl::get_if

Return a pointer to the t_TYPE alternative in obj if active.

Synopsis

Declared in <bslstl_variant.h>

template<
    class t_TYPE,
    class t_HEAD,
    class... t_TAIL>
add_pointer<t_TYPE const>::type
get_if(variant<t_HEAD, t_TAIL...> const* obj) noexcept;

Description

Same as the non-const overload, for a const variant.

Return Value

pointer to the active t_TYPE, or null if inactive

Parameters

NameDescription
objvariant to query