ASP.NET------文字列とバイト配列変換

  
    

   
     using
   
      System;

   
     using
   
      System.Collections.Generic;

   
     using
   
      System.Text;


   
     namespace
   
      NET.MST.Fourth.StringByte
{
 
   
     class
   
      StringByte
 {
 
   
     static
   
      
   
     void
   
      Main(
   
     string
   
     [] args)
 {
 String s 
   
     =
   
      
   
     "
   
          ,I am string
   
     "
   
     ;

 
   
     //
   
               
   
     

   
      Byte[] utf8 
   
     =
   
      StringToByte(s, 
 Encoding.UTF8);
 Byte[] gb2312 
   
     =
   
      StringToByte(s, 
 Encoding.GetEncoding(
   
     "
   
     GB2312
   
     "
   
     ));
 Byte[] unicode 
   
     =
   
      StringToByte(s, 
 Encoding.Unicode);
 Console.WriteLine(utf8.Length);
 Console.WriteLine(gb2312.Length);
 Console.WriteLine(unicode.Length);

 
   
     //
   
           
   
     

   
      Console.WriteLine(ByteToString(utf8, 
 Encoding.UTF8));
 Console.WriteLine(ByteToString(gb2312, 
 Encoding.GetEncoding(
   
     "
   
     GB2312
   
     "
   
     )));
 Console.WriteLine(ByteToString(unicode,
 Encoding.Unicode));
 Console.Read();
 }
 
   
     static
   
      Byte[] StringToByte(String s, Encoding encoding)
 {
 
   
     return
   
      encoding.GetBytes(s);
 }
 
   
     static
   
      String ByteToString(Byte[] b, Encoding encoding)
 {
 
   
     return
   
      encoding.GetString(b);
 }
 }
}