[#BloombergLP-bdlar-SimpleTypeRef-manipulate-043]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlar.adoc[bdlar]::xref:BloombergLP/bdlar/SimpleTypeRef.adoc[SimpleTypeRef]::manipulate
:relfileprefix: ../../../
:mrdocs:

Invoke the specified `manipulator` on the value held by this object with the specified `info`.

== Synopsis

Declared in `<bdlar_simpletyperef.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class t_MANIPULATOR,
    class t_INFO>
int
manipulate(
    t_MANIPULATOR& manipulator,
    t_INFO const& info) const;
----

== Description

The supplied `manipulator` must be an object callable with a value of any simple type as if it had the following signature: ` int manipulator(VALUE *value, const t_INFO& info); ` Return the value from the invocation of `manipulator`.

== Return Value

value from the invocation of `manipulator`

== Parameters

[cols="1,4"]
|===
| Name| Description
| *manipulator*
| callable invoked on the held value
| *info*
| additional information passed to `manipulator`
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#