[#BloombergLP-balxml-Reader-prefixStack]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balxml.adoc[balxml]::xref:BloombergLP/balxml/Reader.adoc[Reader]::prefixStack
:relfileprefix: ../../../
:mrdocs:

Return a pointer to the modifiable prefix stack used by this reader&period;

== Synopsis

Declared in `&lt;balxml&lowbar;reader&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
xref:BloombergLP/balxml/PrefixStack.adoc[PrefixStack]*
prefixStack() const = 0;
----

== Description

Return 0 if namespace support is disabled&period; The behavior is undefined if the returned prefix stack is augmented in any way after calling `open` and before calling `close`&period;

== Return Value

a pointer to the modifiable prefix stack, or 0 if namespace support is disabled


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