[#ExtPubKeyMap]
= ExtPubKeyMap
:mrdocs:

Map from a derivation index to its cached extended public key.

== Synopsis

Declared in `<script/descriptor.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
using ExtPubKeyMap = std::unordered_map<uint32_t, CExtPubKey>;
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