[#BloombergLP-balst-StackTraceFrame-libraryFileName]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balst.adoc[balst]::xref:BloombergLP/balst/StackTraceFrame.adoc[StackTraceFrame]::libraryFileName
:relfileprefix: ../../../
:mrdocs:

Return a reference providing non&hyphen;modifiable access to the `libraryFileName` attribute of this object&period;

== Synopsis

Declared in `&lt;balst&lowbar;stacktraceframe&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/string.adoc[bsl::string] const&
libraryFileName() const;
----

== Description

Note the empty string indicates that the `libraryFileName` is &quot;unknown&quot;&period;

== Return Value

a reference providing non&hyphen;modifiable access to `libraryFileName`


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