Notes
L’accès à cette page nécessite une autorisation. Vous pouvez essayer de vous connecter ou de modifier des répertoires.
L’accès à cette page nécessite une autorisation. Vous pouvez essayer de modifier des répertoires.
The new home for Visual Studio documentation is Visual Studio 2017 Documentation on docs.microsoft.com.
The latest version of this topic can be found at multiset::difference_type (STL/CLR).
The types of a signed distance between two elements.
Syntax
typedef int difference_type;
Remarks
The type describes a possibly negative element count.
Example
// cliext_multiset_difference_type.cpp
// compile with: /clr
#include <cliext/set>
typedef cliext::multiset<wchar_t> Mymultiset;
int main()
{
Mymultiset c1;
c1.insert(L'a');
c1.insert(L'b');
c1.insert(L'c');
// display initial contents " a b c"
for each (wchar_t elem in c1)
System::Console::Write(" {0}", elem);
System::Console::WriteLine();
// compute positive difference
Mymultiset::difference_type diff = 0;
for (Mymultiset::iterator it = c1.begin(); it != c1.end(); ++it)
++diff;
System::Console::WriteLine("end()-begin() = {0}", diff);
// compute negative difference
diff = 0;
for (Mymultiset::iterator it = c1.end(); it != c1.begin(); --it)
--diff;
System::Console::WriteLine("begin()-end() = {0}", diff);
return (0);
}
a b c
end
()-begin
() = 3
begin
()-end
() = -3
Requirements
Header: <cliext/set>
Namespace: cliext