[#VersionBitsCache-IsActiveAfter]
= xref:VersionBitsCache.adoc[VersionBitsCache]::IsActiveAfter
:relfileprefix: ../
:mrdocs:

Get the BIP9 state for a given deployment for the block after pindexPrev.

== Synopsis

Declared in `<versionbits.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[requires_capability(0x7f9500ef3538), requires_capability(0x7f95120fd1a8), requires_capability(0x7f951e75bb58), requires_capability(0x7f94f8f84e88), requires_capability(0x7f9513e379f8), requires_capability(0x7f94f3266478), requires_capability(0x7f9516a86d08)]]
bool
IsActiveAfter(
    xref:CBlockIndex.adoc[CBlockIndex] const* pindexPrev,
    xref:Consensus/Params.adoc[Consensus::Params] const& params,
    xref:Consensus/DeploymentPos.adoc[Consensus::DeploymentPos] pos);
----

== Return Value

True if the deployment is active for the block after pindexPrev.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pindexPrev*
| The parent block preceding the block being evaluated.
| *params*
| The consensus parameters holding the deployments.
| *pos*
| The position of the deployment to check.
|===


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