map::key_type (STL/CLR)

 

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The type of an ordering key.

Syntax

typedef Key key_type;  

Remarks

The type is a synonym for the template parameter Key.

Example

// cliext_map_key_type.cpp   
// compile with: /clr   
#include <cliext/map>   
  
typedef cliext::map<wchar_t, int> Mymap;   
int main()   
    {   
    Mymap c1;   
    c1.insert(Mymap::make_value(L'a', 1));   
    c1.insert(Mymap::make_value(L'b', 2));   
    c1.insert(Mymap::make_value(L'c', 3));   
  
// display contents " [a 1] [b 2] [c 3]" using key_type   
    for (Mymap::iterator it = c1.begin(); it != c1.end(); ++it)   
        {   // store element in key_type object   
        Mymap::key_type val = it->first;   
  
        System::Console::Write(" {0}", val);   
        }   
    System::Console::WriteLine();   
    return (0);   
    }  
  

a b c  

Requirements

Header: <cliext/map>

Namespace: cliext

See Also

map (STL/CLR)
map::key_compare (STL/CLR)
map::mapped_type (STL/CLR)
map::value_type (STL/CLR)