[#BloombergLP-ball-AttributeContext-hasAttribute]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/AttributeContext.adoc[AttributeContext]::hasAttribute
:relfileprefix: ../../../
:mrdocs:

Return whether an attribute with the specified `value` exists in this context.

== Synopsis

Declared in `<ball_attributecontext.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
hasAttribute(xref:BloombergLP/ball/Attribute.adoc[Attribute] const& value) const;
----

== Description

Return `true` if an attribute having the specified `value` exists in any of the attribute containers maintained by this object, and `false` otherwise. Note that this method can be invoked safely even if the `initialize` class method has not yet been called.

== Return Value

`true` if `value` exists in this context, and `false` otherwise

== Parameters

[cols="1,4"]
|===
| Name| Description
| *value*
| attribute value to search for
|===


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