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----------------
Motivation
~~~~~~~~~~
This will make a copy of the parameter. This is the default behavior when
passing parameters by-value. Note that this can only be used when passing from
C++ to Lua. This policy requires that the parameter type has an accessible copy
constructor.
Defined in
~~~~~~~~~~
.. parsed-literal::
#include <luabind/copy_policy.hpp>
Synopsis
~~~~~~~~
.. parsed-literal::
copy(index)
Parameters
~~~~~~~~~~
============= ===============================================================
Parameter Purpose
============= ===============================================================
``index`` The index to copy. ``result`` when used while wrapping C++
functions. ``_N`` when passing arguments to Lua.
============= ===============================================================
Example
~~~~~~~
.. parsed-literal::
X* get()
{
static X instance;
return &instance;
}
...
module(L)
[
def("create", &create, **copy(result)**)
];
|