std::function<R(Args...)>::assign

< cpp‎ | utility‎ | functional‎ | function
 
 
 
Function objects
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(C++11)
(C++11)
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(C++20)
(C++11)
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(C++17)
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(C++20)
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(C++11)(C++11)
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(C++17)
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(until C++17)
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(until C++17)(until C++17)(until C++17)(until C++17)
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(until C++17)(until C++17)
(until C++17)(until C++17)

(until C++17)
(until C++17)(until C++17)(until C++17)(until C++17)
(until C++20)
(until C++20)
 
 
template< class F, class Alloc >
void assign( F&& f, const Alloc& alloc );
(since C++11)
(removed in C++17)

Initializes the target with f. alloc is used to allocate memory for any internal data structures that the function might use.

Equivalent to function(allocator_arg, alloc, std::forward<F>(f)).swap(*this)

Parameters

f - callable function to initialize the target with
alloc - allocator to use to allocate memory for the internal data structures

Return value

(none)

Exceptions

(none)

See also

assigns a new target
(public member function)