[#ApplyArgsManOptions]
= ApplyArgsManOptions
:mrdocs:

Overlay the options set in `argsman` on top of corresponding members in `mempool_opts.` Returns an error if one was encountered.

== Synopsis

Declared in `<node/mempool_args.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[nodiscard]]
xref:util/Result.adoc[util::Result<void>]
ApplyArgsManOptions(
    xref:ArgsManager.adoc[ArgsManager] const& argsman,
    xref:CChainParams.adoc[CChainParams] const& chainparams,
    xref:kernel/MemPoolOptions.adoc[kernel::MemPoolOptions]& mempool_opts);
----

== Return Value

An empty result on success, or an error describing the invalid option.

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====
== Parameters

[cols="1,4"]
|===
| Name| Description
| *argsman* [in]
| The ArgsManager in which to check set options.
| *chainparams* [in]
| Chain parameters used to validate and bound the options.
| *mempool_opts* [inout]
| The MemPoolOptions to modify according to `argsman.`
|===


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