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

The type returned by `absl::FastTypeId<T>()`.

== Synopsis

Declared in `<absl/base/fast_type_id.h>`

[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. This value is distinct from any value returned by `FastTypeId<T>()`.
|===


== Friends

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


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