[#SourceLocationHasher-operator_call]
= xref:SourceLocationHasher.adoc[SourceLocationHasher]::operator()
:relfileprefix: ../
:mrdocs:

Compute a hash of a source location.

== Synopsis

Declared in `<logging.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
size_t
operator()(xref:SourceLocation.adoc[SourceLocation] const& s) const noexcept;
----

== Return Value

A hash value derived from the line and file name.

== Parameters

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


[.small]#Created with https://www.mrdocs.com[MrDocs]#