[#BloombergLP-bdlb-TopologicalSortUtil_Helper-Links-2constructor-02]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::xref:BloombergLP/bdlb/TopologicalSortUtil_Helper.adoc[TopologicalSortUtil_Helper]::xref:BloombergLP/bdlb/TopologicalSortUtil_Helper.adoc[Links]::Links
:relfileprefix: ../../../../
:mrdocs:

Constructors

== Synopses

Declared in `<bdlb_topologicalsortutil.h>`

Create a `Links` which holds empty predecessor and successor information. Optionally, specify an `allocator` for needed memory. If `allocator` is 0, use the globally supply default allocator instead.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
xref:BloombergLP/bdlb/TopologicalSortUtil_Helper/Links/2constructor-09.adoc[Links](xref:BloombergLP/bslma/Allocator.adoc[bslma::Allocator]* allocator = 0);
----

[.small]#xref:BloombergLP/bdlb/TopologicalSortUtil_Helper/Links/2constructor-09.adoc[_» more..._]#

Create a `Links` object having the same attribute values as the specified `original` object. Optionally specify an `allocator` used to supply memory. If `allocator` is 0, the currently installed default allocator is used.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdlb/TopologicalSortUtil_Helper/Links/2constructor-07.adoc[Links](
    xref:BloombergLP/bdlb/TopologicalSortUtil_Helper.adoc[Links] const& original,
    xref:BloombergLP/bslma/Allocator.adoc[bslma::Allocator]* allocator = 0);
----

[.small]#xref:BloombergLP/bdlb/TopologicalSortUtil_Helper/Links/2constructor-07.adoc[_» more..._]#


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