[#CTxMemPool-CalculateDescendants-04]
= xref:CTxMemPool.adoc[CTxMemPool]::CalculateDescendants
:relfileprefix: ../
:mrdocs:

`CalculateDescendants` overloads

== Synopses

Declared in `<txmempool.h>`

Populate setDescendants with all in‐mempool descendants of given transaction. Assumes that setDescendants includes all in‐mempool descendants of anything already in it.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[requires_capability(0x7fb95f556a08), requires_capability(0x7fb968bc8118), requires_capability(0x7fb95fdd1f58), requires_capability(0x7fb978b77318), requires_capability(0x7fb96b8fc878), requires_capability(0x7fb96e5c3348), requires_capability(0x7fb97a07d378), requires_capability(0x7fb96be450c8)]]
void
xref:CTxMemPool/CalculateDescendants-06.adoc[CalculateDescendants](
    xref:CTxMemPool/txiter.adoc[txiter] it,
    xref:CTxMemPool/setEntries.adoc[setEntries]& setDescendants) const;
----

[.small]#xref:CTxMemPool/CalculateDescendants-06.adoc[_» more..._]#

Populate setDescendants with all in‐mempool descendants of the given entry.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[requires_capability(0x7fb95f556ac8), requires_capability(0x7fb968bc81d8), requires_capability(0x7fb95fdd2018), requires_capability(0x7fb978b773d8), requires_capability(0x7fb96b8fc938), requires_capability(0x7fb96e5c3408), requires_capability(0x7fb97a07d438), requires_capability(0x7fb96be45188)]]
xref:CTxMemPool/txiter.adoc[CTxMemPool::txiter]
xref:CTxMemPool/CalculateDescendants-0d.adoc[CalculateDescendants](
    xref:CTxMemPoolEntry.adoc[CTxMemPoolEntry] const& entry,
    xref:CTxMemPool/setEntries.adoc[setEntries]& setDescendants) const;
----

[.small]#xref:CTxMemPool/CalculateDescendants-0d.adoc[_» more..._]#

== Return Value

An iterator to the entry in the mempool.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *it*
| Iterator to the transaction whose descendants are collected.
| *setDescendants*
| The set that is populated with the descendants.
| *entry*
| The transaction entry whose descendants are collected.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#