How to: Unboxing 

Shows how to unbox and modify a value.

Example

// vcmcppv2_unboxing.cpp
// compile with: /clr
using namespace System;

int main() {
   int ^ i = gcnew int(13);
   int j;
   Console::WriteLine(*i);   // unboxing
   *i = 14;   // unboxing and assignment
   Console::WriteLine(*i);
   j = safe_cast<int>(i);   // unboxing and assignment
   Console::WriteLine(j);
}

Output

13
14
14

See Also

Reference

Implicit Boxing