• StreamWriter     <wchar_t> 

StreamWriter

public:
virtual void Write (
        array<wchar_t>^ buffer,
        int index,
        int count
)

cat sw_test.cpp
using namespace System;

using namespace System::IO;



int main(){
   String^ path = ".\\MyTest.txt";
   if (  !File::Exists( path ) )   {
      StreamWriter^ sw = File::CreateText( path );
      try      {
         sw->WriteLine( "Header ====" );
      }
      finally      {
         if ( sw )
            delete (IDisposable^)sw;
      }
   }
   
   StreamWriter^ sw = File::AppendText( path );
   try   {
      sw->WriteLine( "Contents 1" );
      sw->WriteLine( "Contents 2" );
      sw->WriteLine( "Contents 3" );
      sw->WriteLine( "Contents 4" );
      sw->WriteLine( "日本語SJIS" );
    sw->WriteLine( "Contents 5" ); } finally { if ( sw ) delete (IDisposable^)sw;
    } StreamReader^ sr = File::OpenText( path ); try { String^ s = ""; while ( s = sr->ReadLine()
    ) { Console::WriteLine( s ); } } finally { if ( sr ) delete (IDisposable^)sr; }
    }




cat makefile
TARGET=sw_test
.PHONY: all test mmm clean
.SUFFIXES: .obj .exe
OBJS=$(TARGET).obj

all: $(TARGET).exe

$(TARGET).exe: $(OBJS)
	link $(OBJS)

$(TARGET).obj: $(TARGET).cpp

.cpp.obj:
	cl -c -clr $<

test: $(TARGET).exe
	./$(TARGET).exe

clean:
	@-rm $(TARGET).exe *.o *~ $(TARGET).exe.manifest 1>/dev/null 2>&1
	@-rm MyTest.txt 1>/dev/null 2>&1
	@-rm $(TARGET).sjis 1>/dev/null 2>&1
	@-rm $(TARGET).euc 1>/dev/null 2>&1
	@-rm $(TARGET).utf8 1>/dev/null 2>&1

sjis: 
	cat  $(TARGET).cpp  | nkf -s > $(TARGET).sjis
	cp   $(TARGET).sjis $(TARGET).cpp
	file $(TARGET).cpp

euc:
	cat  $(TARGET).cpp  | nkf -e > $(TARGET).euc
	cp   $(TARGET).euc $(TARGET).cpp
	file $(TARGET).cpp

utf8:
	cat  $(TARGET).cpp  | nkf -w0 > $(TARGET).utf8
	cp   $(TARGET).utf8 $(TARGET).cpp
	file $(TARGET).cpp


mmm: 
	cat $(TARGET).cpp
	@echo 
	cat makefile
	
html:
	cat /dev/clipboard | code2html.exe | unix2dos