[#std-hash-030]
= xref:std.adoc[std]::hash<xref:folly/RegexMatchCacheKey.adoc[folly::RegexMatchCacheKey]>
:relfileprefix: ../
:mrdocs:

std::hash specialization for folly::RegexMatchCacheKey.

== Synopsis

Declared in `<folly/container/RegexMatchCache.h>`

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

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `hash<folly::RegexMatchCacheKeyBase>`
| 
|===


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