unordered_map::hasher
The type of the hash function.
typedef Hash hasher;
Remarks
The type is a synonym for the template parameter Hash.
Example
// std_tr1__unordered_map__unordered_map_hasher.cpp
// compile with: /EHsc
#include <unordered_map>
#include <iostream>
typedef std::unordered_map<char, int> Mymap;
int main()
{
Mymap c1;
Mymap::hasher hfn = c1.hash_function();
std::cout << "hfn('a') == " << hfn('a') << std::endl;
std::cout << "hfn('b') == " << hfn('b') << std::endl;
return (0);
}
hfn('a') == 1630279
hfn('b') == 1647086
Requirements
Header: <unordered_map>
Namespace: std