[#fmt-formatter-09]
= xref:fmt.adoc[fmt]::formatter</* implementation-defined */>
:relfileprefix: ../
:mrdocs:

Formats an `errc_format_as` tag for use with `fmt`.

== Synopsis

Declared in `<folly/result/errc_rich_error.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<>
struct formatter</* implementation-defined */>;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:fmt/formatter-09/format.adoc[`format`] 
| Formats the error code into the output.
| xref:fmt/formatter-09/parse.adoc[`parse`] 
| Parses the format specification.
|===



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