[#BloombergLP-bdlb-TopologicalSortUtilEdgeTraits-0a]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::xref:BloombergLP/bdlb/TopologicalSortUtilEdgeTraits-0c.adoc[TopologicalSortUtilEdgeTraits]&lt;xref:bsl/pair-0b.adoc[bsl::pair&lt;NODE&lowbar;TYPE, NODE&lowbar;TYPE&gt;]&gt;
:relfileprefix: ../../
:mrdocs:

This `struct` is a specialization (customization) of `TopologicalSortUtilEdgeTraits` for bsl&colon;&colon;pair&lt;T, T&gt;&period;

== Synopsis

Declared in `&lt;bdlb&lowbar;topologicalsortutil&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;class NODE&lowbar;TYPE&gt;
struct xref:BloombergLP/bdlb/TopologicalSortUtilEdgeTraits-0c.adoc[TopologicalSortUtilEdgeTraits]&lt;xref:bsl/pair-0b.adoc[bsl::pair&lt;NODE&lowbar;TYPE, NODE&lowbar;TYPE&gt;]&gt;;
----

== Type Aliases

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlb/TopologicalSortUtilEdgeTraits-0a/EdgeType.adoc[`EdgeType`] 
| The type of the directed connection from one node to another
| xref:BloombergLP/bdlb/TopologicalSortUtilEdgeTraits-0a/NodeType.adoc[`NodeType`] 
| The type of values of the nodes of the directed acyclic graph
|===


== Static Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlb/TopologicalSortUtilEdgeTraits-0a/from.adoc[`from`] 
| Return a `const` reference to the `from` attribute of the specified `edge` object&period;
| xref:BloombergLP/bdlb/TopologicalSortUtilEdgeTraits-0a/to.adoc[`to`] 
| Return a `const` reference to the `to` attribute of the specified `edge` object&period;
|===



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