[#cluster_linearize-DepGraph-AddTransaction]
= xref:cluster_linearize.adoc[cluster_linearize]::xref:cluster_linearize/DepGraph.adoc[DepGraph]::AddTransaction
:relfileprefix: ../../
:mrdocs:

Add a new unconnected transaction to this transaction graph (in the first available position), and return its DepGraphIndex.

== Synopsis

Declared in `<cluster_linearize.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:cluster_linearize/DepGraphIndex.adoc[DepGraphIndex]
AddTransaction(xref:FeeFrac.adoc[FeeFrac] const& feefrac) noexcept;
----

== Description

Complexity: O(1) (amortized, due to resizing of backing vector).

== Return Value

The position assigned to the new transaction.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *feefrac*
| The fee and size of the transaction to add.
|===


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