[#bsl-function-0a-2constructor-0d]
= xref:bsl.adoc[bsl]::xref:bsl/function-0a.adoc[function]::function
:relfileprefix: ../../
:mrdocs:

Create a `function` copying `original` using the specified `allocator`.

== Synopsis

Declared in `<bslstl_function.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
function(
    std::allocator_arg_t allocatorArg,
    xref:bsl/function-0a/allocator_type.adoc[allocator_type] const& allocator,
    xref:bsl/function-0a.adoc[function] const& original);
----

== Description

Create a `function` having the same value as the specified `original` object, using the specified `allocator` to supply memory.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *allocatorArg*
| allocator‐argument tag (unused)
| *allocator*
| allocator used to supply memory
| *original*
| function whose target is copied
|===


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