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

A type‐erased handle to a format argument specifically used as an argument to `FormatUntyped()`.

== Synopsis

Declared in `<absl/strings/str_format.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
using FormatArg = str_format_internal::FormatArgImpl;
----

== Description

You may construct `FormatArg` by passing reference‐to‐const of any printable type. `FormatArg` is both copyable and assignable. The source data must outlive the `FormatArg` instance. See example below.


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