[#BloombergLP-balb-Choice4-manipulateSelection]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balb.adoc[balb]::xref:BloombergLP/balb/Choice4.adoc[Choice4]::manipulateSelection
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:mrdocs:

Invoke the specified `manipulator` on the address of the modifiable selection, supplying `manipulator` with the corresponding selection information structure&period; Return the value returned from the invocation of `manipulator` if this object has a defined selection, and &hyphen;1 otherwise&period;

== Synopsis

Declared in `&lt;balb&lowbar;testmessages&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;class MANIPULATOR&gt;
int
manipulateSelection(MANIPULATOR& manipulator);
----


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