[#BloombergLP-balber-BerDecoderOptions-accessAttribute-0b]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balber.adoc[balber]::xref:BloombergLP/balber/BerDecoderOptions.adoc[BerDecoderOptions]::accessAttribute
:relfileprefix: ../../../
:mrdocs:

Invoke the specified `accessor` on the attribute indicated by name.

== Synopsis

Declared in `<balber_berdecoderoptions.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class ACCESSOR>
int
accessAttribute(
    ACCESSOR& accessor,
    char const* name,
    int nameLength) const;
----

== Description

Invoke the specified `accessor` on the (non‐modifiable) attribute of this object indicated by the specified `name` of the specified `nameLength`, supplying `accessor` with the corresponding attribute information structure. Return the value returned from the invocation of `accessor` if `name` identifies an attribute of this class, and ‐1 otherwise.

== Return Value

value from `accessor`, or ‐1 if `name` is not found

== Parameters

[cols="1,4"]
|===
| Name| Description
| *accessor*
| functor invoked on the selected attribute
| *name*
| attribute name to access
| *nameLength*
| length of `name` in bytes
|===


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