в 15:31, 26 мая 2010

2010-05-26T15:31:19Z

Admin: 1 версия

2010-05-26T11:45:36Z

1 версия

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==Convert UTF-8 and ASCII encoded bytes back to UTF-16 encoded string==

<source lang="csharp">
using System;
using System.IO;
using System.Text;
class Test
{
public static void Main()
{
using (StreamWriter output = new StreamWriter("practice.txt"))
{
// Create and write a string containing the symbol for Pi.
string srcString = "Area = \u03A0r^2";
// Convert the UTF-16 encoded source string to UTF-8 and ASCII.
byte[] utf8String = Encoding.UTF8.GetBytes(srcString);
byte[] asciiString = Encoding.ASCII.GetBytes(srcString);

// Write the UTF-8 and ASCII encoded byte arrays.
output.WriteLine("UTF-8 Bytes: {0}", BitConverter.ToString(utf8String));
output.WriteLine("ASCII Bytes: {0}", BitConverter.ToString(asciiString));

// Convert UTF-8 and ASCII encoded bytes back to UTF-16 encoded
// string and write.
output.WriteLine("UTF-8 Text : {0}", Encoding.UTF8.GetString(utf8String));
output.WriteLine("ASCII Text : {0}", Encoding.ASCII.GetString(asciiString));
Console.WriteLine(Encoding.UTF8.GetString(utf8String));
Console.WriteLine(Encoding.ASCII.GetString(asciiString));
}
}
}

</source>

==UTF8 decoder==

<source lang="csharp">
using System;
using System.IO;
using System.Text;
class Class1{
static void Main(string[] args) {
byte[] byData = new byte[100];
char[] charData = new Char[100];
try {
FileStream aFile = new FileStream("practice.txt",FileMode.Open);
aFile.Seek(55,SeekOrigin.Begin);
aFile.Read(byData,0,100);
}
catch(IOException e)
{
Console.WriteLine("An IO exception has been thrown!");
Console.WriteLine(e.ToString());
Console.ReadLine();
return;
}
Decoder d = Encoding.UTF8.GetDecoder();
d.GetChars(byData, 0, byData.Length, charData, 0);
Console.WriteLine(charData);
return;
}
}

</source>

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Csharp/C Sharp/File Stream/UTF8 UTF16 - История изменений

в 15:31, 26 мая 2010

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