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unordered_map::get_allocator

  • Cikk

Gets the stored allocator object.

Alloc get_allocator() const;

Remarks

The member function returns the stored allocator object.

Example

 

// std_tr1__unordered_map__unordered_map_get_allocator.cpp 
// compile with: /EHsc 
#include <unordered_map> 
#include <iostream> 
 
typedef std::unordered_map<char, int> Mymap; 
typedef std::allocator<std::pair<const char, int> > Myalloc; 
int main() 
    { 
    Mymap c1; 
 
    Mymap::allocator_type al = c1.get_allocator(); 
    std::cout << "al == std::allocator() is " 
        << std::boolalpha << (al == Myalloc()) << std::endl; 
 
    return (0); 
    } 
 

al == std::allocator() is true

Requirements

Header: <unordered_map>

Namespace: std

See Also

Reference

<unordered_map>

unordered_map Class