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

Name

Description

obj

variant to query

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