[#bsl-get-056]
= xref:bsl.adoc[bsl]::get
:relfileprefix: ../
:mrdocs:

`get` overloads

== Synopses

Declared in `<bslstl_pair.h>`

Return a reference providing modifiable access to the element of the specified `p`, having the (template parameter) `TYPE`. This function will not compile unless the types `T1` and `T2` are different and the `TYPE` is the same as either `T1` or `T2`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class TYPE,
    class T1,
    class T2>
TYPE&
xref:bsl/get-0b0.adoc[get](xref:bsl/pair-0b.adoc[bsl::pair<T1, T2>]& p) noexcept;
----

[.small]#xref:bsl/get-0b0.adoc[_» more..._]#

Return a reference providing modifiable access to the element of the specified `p`, having the ordinal number specified by the (template parameter) `INDEX`. This function will not compile unless the `INDEX` is either 0 or 1.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::size_t INDEX,
    class T1,
    class T2>
std::tuple_element<INDEX, bsl::pair<T1, T2>>::type&
xref:bsl/get-00c.adoc[get](xref:bsl/pair-0b.adoc[bsl::pair<T1, T2>]& p) noexcept;
----

[.small]#xref:bsl/get-00c.adoc[_» more..._]#

Return a reference to the alternative object with type (template parameter) `t_TYPE` in the specified `obj`. If `t_TYPE` is not the type of the currently active alternative, throw an exception of type `bad_variant_access`. `t_TYPE` shall appear exactly once in the variant's list of alternatives.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class t_TYPE,
    class t_HEAD,
    class... t_TAIL>
t_TYPE&
xref:bsl/get-0ea.adoc[get](xref:bsl/variant.adoc[variant<t_HEAD, t_TAIL...>]& obj);
----

[.small]#xref:bsl/get-0ea.adoc[_» more..._]#

Return a reference to the alternative object at index (template parameter) `t_INDEX` in the specified `obj`. If `t_INDEX` is not the index of the currently active alternative, throw an exception of type `bad_variant_access`. `t_INDEX` shall be a valid index for the variant type of `obj`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::size_t t_INDEX,
    class t_HEAD,
    class... t_TAIL>
variant_alternative<t_INDEX, variant<t_HEAD, t_TAIL...>>::type&
xref:bsl/get-0b5.adoc[get](xref:bsl/variant.adoc[variant<t_HEAD, t_TAIL...>]& obj);
----

[.small]#xref:bsl/get-0b5.adoc[_» more..._]#

Return a reference providing non‐modifiable access to the element of the specified `p`, having the (template parameter) `TYPE`. This function will not compile unless the types `T1` and `T2` are different and the `TYPE` is the same as either `T1` or `T2`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class TYPE,
    class T1,
    class T2>
TYPE const&
xref:bsl/get-08.adoc[get](xref:bsl/pair-0b.adoc[bsl::pair<T1, T2>] const& p) noexcept;
----

[.small]#xref:bsl/get-08.adoc[_» more..._]#

Return a reference providing non‐modifiable access to the element of the specified `p`, having the ordinal number specified by the (template parameter) `INDEX`. This function will not compile unless the `INDEX` is either 0 or 1.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::size_t INDEX,
    class T1,
    class T2>
std::tuple_element<INDEX, bsl::pair<T1, T2>>::type const&
xref:bsl/get-052.adoc[get](xref:bsl/pair-0b.adoc[bsl::pair<T1, T2>] const& p) noexcept;
----

[.small]#xref:bsl/get-052.adoc[_» more..._]#

See the first `get` overload above.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class t_TYPE,
    class t_HEAD,
    class... t_TAIL>
t_TYPE const&
xref:bsl/get-002.adoc[get](xref:bsl/variant.adoc[variant<t_HEAD, t_TAIL...>] const& obj);
----

[.small]#xref:bsl/get-002.adoc[_» more..._]#

See the first `get` overload above.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::size_t t_INDEX,
    class t_HEAD,
    class... t_TAIL>
variant_alternative<t_INDEX, variant<t_HEAD, t_TAIL...>>::type const&
xref:bsl/get-035.adoc[get](xref:bsl/variant.adoc[variant<t_HEAD, t_TAIL...>] const& obj);
----

[.small]#xref:bsl/get-035.adoc[_» more..._]#

Return a rvalue reference providing modifiable access to the element of the specified `p`, having the (template parameter) `TYPE`. This function will not compile unless the types `T1` and `T2` are different and the `TYPE` is the same as either `T1` or `T2`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class TYPE,
    class T1,
    class T2>
TYPE&&
xref:bsl/get-0e8.adoc[get](xref:bsl/pair-0b.adoc[bsl::pair<T1, T2>]&& p) noexcept;
----

[.small]#xref:bsl/get-0e8.adoc[_» more..._]#

Return a rvalue reference providing modifiable access to the element of the specified `p`, having the ordinal number specified by the (template parameter) `INDEX`. This function will not compile unless the `INDEX` is either 0 or 1.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::size_t INDEX,
    class T1,
    class T2>
std::tuple_element<INDEX, bsl::pair<T1, T2>>::type&&
xref:bsl/get-0b3.adoc[get](xref:bsl/pair-0b.adoc[bsl::pair<T1, T2>]&& p) noexcept;
----

[.small]#xref:bsl/get-0b3.adoc[_» more..._]#

See the first `get` overload above.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class t_TYPE,
    class t_HEAD,
    class... t_TAIL>
t_TYPE&&
xref:bsl/get-0e6.adoc[get](xref:bsl/variant.adoc[variant<t_HEAD, t_TAIL...>]&& obj);
----

[.small]#xref:bsl/get-0e6.adoc[_» more..._]#

See the first `get` overload above.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::size_t t_INDEX,
    class t_HEAD,
    class... t_TAIL>
variant_alternative<t_INDEX, variant<t_HEAD, t_TAIL...>>::type&&
xref:bsl/get-0e3.adoc[get](xref:bsl/variant.adoc[variant<t_HEAD, t_TAIL...>]&& obj);
----

[.small]#xref:bsl/get-0e3.adoc[_» more..._]#

Return a rvalue reference providing non‐modifiable access to the element of the specified `p`, having the (template parameter) `TYPE`. This function will not compile unless the types `T1` and `T2` are different and the `TYPE` is the same as either `T1` or `T2`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class TYPE,
    class T1,
    class T2>
TYPE const&&
xref:bsl/get-034.adoc[get](xref:bsl/pair-0b.adoc[bsl::pair<T1, T2>] const&& p) noexcept;
----

[.small]#xref:bsl/get-034.adoc[_» more..._]#

See the first `get` overload above.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class t_TYPE,
    class t_HEAD,
    class... t_TAIL>
t_TYPE const&&
xref:bsl/get-0ee.adoc[get](xref:bsl/variant.adoc[variant<t_HEAD, t_TAIL...>] const&& obj);
----

[.small]#xref:bsl/get-0ee.adoc[_» more..._]#

See the first `get` overload above.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::size_t t_INDEX,
    class t_HEAD,
    class... t_TAIL>
variant_alternative<t_INDEX, variant<t_HEAD, t_TAIL...>>::type const&&
xref:bsl/get-06.adoc[get](xref:bsl/variant.adoc[variant<t_HEAD, t_TAIL...>] const&& obj);
----

[.small]#xref:bsl/get-06.adoc[_» more..._]#


[.small]#Created with https://www.mrdocs.com[MrDocs]#