Convert a 'System::String ^' to 'const char *' in vc++

Question

How can I convert a \'System::String ^\' to \'const char *\' in vc++?

My code:

String ^Result1= \"C:/Users/Dev/Desktop/imag.jpg\";

Ip

Answer 1

This is work for me.

void MarshalString ( String ^ s, string& os ) {

   using namespace Runtime::InteropServices;

   const char* chars = 
      (const char*)(Marshal::StringToHGlobalAnsi(s)).ToPointer();

   os = chars;

   Marshal::FreeHGlobal(IntPtr((void*)chars));
}