[#bsl-enable_shared_from_this-2constructor-09]
= xref:bsl.adoc[bsl]::xref:bsl/enable_shared_from_this.adoc[enable&lowbar;shared&lowbar;from&lowbar;this]::enable&lowbar;shared&lowbar;from&lowbar;this
:relfileprefix: ../../
:mrdocs:

Create an `enable&lowbar;shared&lowbar;from&lowbar;this` object that is not owned by any `shared&lowbar;ptr` object&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;sharedptr&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enable&lowbar;shared&lowbar;from&lowbar;this(xref:bsl/enable_shared_from_this.adoc[enable&lowbar;shared&lowbar;from&lowbar;this] const& unused) noexcept;
----

== Description

Create an `enable&lowbar;shared&lowbar;from&lowbar;this` object that is not owned by any `shared&lowbar;ptr` object&period; Note that the specified `unused` argument is not used by this constructor&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *unused*
| ignored parameter (selects this overload)
|===


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