[#fmt-formatter-047-parse]
= xref:fmt.adoc[fmt]::xref:fmt/formatter-047.adoc[formatter&lt;folly::rich&lowbar;ptr&lowbar;to&lowbar;underlying&lowbar;error&lt;Ex&gt;&gt;]::parse
:relfileprefix: ../../
:mrdocs:

Parses the format spec, delegating to `Ex`&apos;s formatter when applicable&period;

== Synopsis

Declared in `&lt;folly&sol;result&sol;rich&lowbar;error&lowbar;base&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
format&lowbar;parse&lowbar;context::iterator
parse(format&lowbar;parse&lowbar;context& ctx);
----

== Return Value

An iterator past the parsed range&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| The format parse context&period;
|===


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