std::function<R(Args...)>::assign
From cppreference.com
< cpp | utility | functional | function
template< class F, class Alloc > void assign( F&& f, const Alloc& alloc ); |
(since C++11) (removed in C++17) |
|
Initializes the target with f
. The alloc
is used to allocate memory for any internal data structures that the function
might use.
Equivalent to function(std::allocator_arg, alloc, std::forward<F>(f)).swap(*this);.
Contents |
[edit] Parameters
f | - | callable function to initialize the target with |
alloc | - | allocator to use to allocate memory for the internal data structures |
[edit] Return value
(none)
[edit] Exceptions
May throw implementation-defined exceptions.
[edit] See also
assigns a new target (public member function) |