[#boost-urls-param_view-2constructor-07e]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/param_view.adoc[param&lowbar;view]::param&lowbar;view
:relfileprefix: ../../../
:mrdocs:

Constructor

== Synopsis

Declared in `&lt;https://www.github.com/boostorg/url/blob/develop/include/boost/url/param.hpp#L555[boost&sol;url&sol;param&period;hpp]&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
param&lowbar;view(xref:boost/urls/param.adoc[param] const& other) noexcept;
----

== Description

This function constructs a param which references the character buffers representing the key and value in another container&period; Ownership of the buffers is not transferred&semi; the caller is responsible for ensuring that the assigned buffers remain valid until they are no longer referenced&period;

== Example
[,cpp]
----
param qp( "key", "value" );
param_view qpv( qp );
----
== Postconditions
[,cpp]
----
this->key == key && this->value == value && this->has_value == other.has_value
----
== Complexity
Constant&period;

== Exception Safety
Throws nothing&period;

== Parameters

[cols=2]
|===
| Name
| Description
| *other*
| The param to reference
|===


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