std::function::operator=
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                    |   function& operator=( const function& );  | 
(1) | (since C++11) | 
|   function& operator=( function&& );  | 
(2) | (since C++11) | 
|   function& operator=( nullptr_t );  | 
(3) | (since C++11) | 
|   template< class F >  function& operator=( F&& );  | 
(4) | (since C++11) | 
|   template< class F >  function& operator=( reference_wrapper<F> );  | 
(5) | (since C++11) | 
| This section is incomplete | 
Contents | 
[edit] Parameters
| This section is incomplete | 
[edit] Return value
*this
[edit] Exceptions
1-4) (none)
5)[edit] See also
| This section is incomplete Reason: assign  |