[#std-hash-0f-operator_call]
= xref:std.adoc[std]::xref:std/hash-0f.adoc[hash<folly::RequestToken>]::operator()
:relfileprefix: ../../
:mrdocs:

Computes the hash of a token.

== Synopsis

Declared in `<folly/io/async/Request.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
size_t
operator()(xref:folly/RequestToken.adoc[folly::RequestToken] const& token) const;
----

== Return Value

The hash value of the token.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *token*
| The token to hash.
|===


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