[#boost-urls-params_encoded_ref-append-09]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/params_encoded_ref.adoc[params_encoded_ref]::append
:relfileprefix: ../../../
:mrdocs:

Append params

== Synopses

Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/params_encoded_ref.hpp#L368[boost/url/params_encoded_ref.hpp]>`

Append params


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:boost/urls/params_encoded_base/iterator.adoc[iterator]
xref:boost/urls/params_encoded_ref/append-0e.adoc[append](std::initializer_list<xref:boost/urls/param_pct_view.adoc[param_pct_view]> init);
----

[.small]#xref:boost/urls/params_encoded_ref/append-0e.adoc[_» more..._]#

Append params


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:boost/urls/params_encoded_base/iterator.adoc[iterator]
xref:boost/urls/params_encoded_ref/append-07.adoc[append](xref:boost/urls/param_pct_view.adoc[param_pct_view] const& p);
----

[.small]#xref:boost/urls/params_encoded_ref/append-07.adoc[_» more..._]#

Append params


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class FwdIt>
xref:boost/urls/params_encoded_base/iterator.adoc[iterator]
xref:boost/urls/params_encoded_ref/append-08.adoc[append](
    FwdIt first,
    FwdIt last);
----

[.small]#xref:boost/urls/params_encoded_ref/append-08.adoc[_» more..._]#

== Exceptions

[cols=2]
|===
| Name
| Thrown on
| `system_error`
| `init` contains an invalid percent‐encoding.
|===

== Return Value

* An iterator to the first new element.
* An iterator to the new element.

== Parameters

[cols=2]
|===
| Name
| Description
| *init*
| The list of params to append.
| *p*
| The param to append.
| *first*
| The first element to append.
| *last*
| One past the last element to append.
|===


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