[#std-hash-000]
= xref:std.adoc[std]::hash<xref:folly/IPAddressV4.adoc[folly::IPAddressV4]>
:relfileprefix: ../
:mrdocs:

Hash support for `folly::IPAddressV4`.

== Synopsis

Declared in `<folly/IPAddressV4.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<>
struct hash<xref:folly/IPAddressV4.adoc[folly::IPAddressV4]>;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:std/hash-000/operator_call.adoc[`operator()`] 
| Returns a hash of the given address.
|===



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