[#BloombergLP-bdlb-FunctionOutputIterator-operator_star]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::xref:BloombergLP/bdlb/FunctionOutputIterator.adoc[FunctionOutputIterator]::operator&ast;
:relfileprefix: ../../../
:mrdocs:

Return a proxy that invokes the held functor on assignment&period;

== Synopsis

Declared in `&lt;bdlb&lowbar;functionoutputiterator&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdlb/FunctionOutputIterator.adoc[FunctionOutputIterator&lt;FUNCTION&gt;::AssignmentProxy]
operator&ast;();
----

== Description

Return an object that can appear on the left&hyphen;hand side of an assignment from `TYPE`&period; When a value is assigned to the returned value, invoke the functor or function indicated at construction supplying the assigned value as the parameter&period; This function is non&hyphen;`const` in accordance with the input iterator requirements, even though `&ast;this` is not modified&period; Note that if `FUNCTION` is a function pointer type and a valid function pointer was not supplied at construction, then the behavior when assigning to a dereferenced iterator will be undefined&period;

== Return Value

assignment proxy that invokes the held functor on assignment


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