[#BloombergLP-balxml-ElementAttribute-isNull]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balxml.adoc[balxml]::xref:BloombergLP/balxml/ElementAttribute.adoc[ElementAttribute]::isNull
:relfileprefix: ../../../
:mrdocs:

Return true if this object is null. More precisely, return true if `qualifiedName()` returns 0. A default‐constructed object will be null, as will an object that was reset with no arguments.

== Synopsis

Declared in `<balxml_elementattribute.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
isNull() const;
----


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