[#BanMapFromJson]
= BanMapFromJson
:mrdocs:

Convert a JSON array to a `banmap_t` object.

== Synopsis

Declared in `<net_types.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
BanMapFromJson(
    xref:UniValue.adoc[UniValue] const& bans_json,
    xref:banmap_t.adoc[banmap_t]& bans);
----

== Exceptions

[cols="1,4"]
|===
| Name| Thrown on
| `std::runtime_error`
| if the JSON does not have the expected fields or they contain unparsable values.
|===

== Parameters

[cols="1,4"]
|===
| Name| Description
| *bans_json* [in]
| JSON to convert, must be as returned by `BanMapToJson()`.
| *bans* [out]
| Bans list to create from the JSON.
|===


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