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

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 1 Parameters 2 Return value 3 Exceptions 4 See also

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

May throw implementation-defined exceptions.

See also

operator=

assigns a new target (public member function)