[#std-hash-04-operator_call]
= xref:std.adoc[std]::xref:std/hash-04.adoc[hash&lt;folly::AsyncSocket::WriteRequestTag&gt;]::operator()
:relfileprefix: ../../
:mrdocs:

Computes a hash for a write request tag&period;

== Synopsis

Declared in `&lt;folly&sol;io&sol;async&sol;AsyncSocket&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::size&lowbar;t
operator()(xref:folly/AsyncSocket/WriteRequestTag.adoc[folly::AsyncSocket::WriteRequestTag] const& writeTag) const;
----

== Return Value

The hash of the tag&apos;s wrapped pointer&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *writeTag*
| The tag to hash&period;
|===


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