在C ++ / CLI中嵌套名称空间

...
namespace one
{
    // blah blah blah
    // ...

    namespace two
    {
        // another set of blah blah blah
        // ...
    }
}

one::two

one.two

using namespace one;

namespace two

using namespace System;
using namespace System::Text;
using namespace System::IO;

one::two::some_variable_or_function

.

struct

class

::

using System;

System::Text

Text::some_function_or_variable

using

namespace one;

two::

namespace one
{
    int i;

    namespace two
    {
        int j;
    }
}

using namespace one;

i = 1;
two::j = 2;

using namespace one;
using namespace one::two;

i = 1; //Compile fails if no \"using namespace one\".
j = 2;

two::

one::two::

two

one::two::whatever

using namespace System;

System

System::IO

System::Text

System

using