[#absl-FastTypeIdType]
= xref:absl.adoc[absl]::FastTypeIdType
:relfileprefix: ../
:mrdocs:

The type returned by `absl&colon;&colon;FastTypeId&lt;T&gt;()`&period;

== Synopsis

Declared in `&lt;absl&sol;base&sol;fast&lowbar;type&lowbar;id&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class FastTypeIdType final
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:absl/FastTypeIdType/2constructor.adoc[`FastTypeIdType`]         [.small]#[constructor]#
| Creates a value that does not correspond to any type&period; This value is distinct from any value returned by `FastTypeId&lt;T&gt;()`&period;
|===


== Friends

[cols="1,4"]
|===
| Name| Description
| `xref:absl/FastTypeId.adoc[absl::FastTypeId]`
| `FastTypeId&lt;T&gt;()` is the generator method for FastTypeIdType values&period;
| `xref:absl/operator_not_eq-045.adoc[absl::operator!&equals;]`
| Compares two `FastTypeIdType` values for inequality&period;
| `xref:absl/operator_eq-08f.adoc[absl::operator&equals;&equals;]`
| Compares two `FastTypeIdType` values for equality&period;
| `xref:absl/AbslHashValue-078.adoc[absl::AbslHashValue]`
| Computes a hash value for `x`, combining it into the hash state `h`&period;
|===


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