Csharp/C Sharp by API/System.Text/Encoding — различия между версиями
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Admin (обсуждение | вклад) м (1 версия) |
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Текущая версия на 15:13, 26 мая 2010
Содержание
Encoding.ASCII
<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)); Console.WriteLine(BitConverter.ToString(utf8String)); Console.WriteLine(BitConverter.ToString(asciiString)); } }
}
</source>
Encoding.BigEndianUnicode
<source lang="csharp"> using System; using System.Text; class StringEncodingApp {
static void Main(string[] args) { byte[] bb = new byte[] { 0, 72, 0, 101, 0, 108, 0, 108, 0, 111 }; string t = Encoding.BigEndianUnicode.GetString(bb); Console.WriteLine(t); }
}
</source>
Encoding.GetEncoding(1252)
<source lang="csharp"> using System; using System.Collections; using System.Collections.Generic; using System.IO; using System.Reflection; using System.Resources; using System.Text; using System.Threading; using System.Globalization; public class MainClass {
public static void Main() { Encoding westernEuropean = Encoding.GetEncoding(1252); Console.WriteLine(westernEuropean); }
}
</source>
Encoding.Unicode
<source lang="csharp">
using System; using System.IO; using System.Text; class MainClass {
public static void Main() { using (StreamWriter output = new StreamWriter("output.txt")) { string srcString = "Area = \u03A0r^2"; output.WriteLine("Source Text : " + srcString); byte[] utf16String = Encoding.Unicode.GetBytes(srcString); output.WriteLine("UTF-16 Bytes: {0}",BitConverter.ToString(utf16String)); byte[] utf8String = Encoding.UTF8.GetBytes(srcString); byte[] asciiString = Encoding.ASCII.GetBytes(srcString); output.WriteLine("UTF-8 Bytes: {0}", BitConverter.ToString(utf8String)); output.WriteLine("ASCII Bytes: {0}", BitConverter.ToString(asciiString)); output.WriteLine("UTF-8 Text : {0}",Encoding.UTF8.GetString(utf8String)); output.WriteLine("ASCII Text : {0}",Encoding.ASCII.GetString(asciiString)); } }
}
</source>
Encoding.UTF32
<source lang="csharp"> using System; public class MainClass {
public static void Main() { byte[] utf8Bytes = System.Text.Encoding.UTF8.GetBytes("0123456789"); byte[] utf16Bytes = System.Text.Encoding.Unicode.GetBytes("0123456789"); byte[] utf32Bytes = System.Text.Encoding.UTF32.GetBytes("0123456789"); Console.WriteLine(utf8Bytes.Length); Console.WriteLine(utf16Bytes.Length); Console.WriteLine(utf32Bytes.Length); }
}
</source>
Encoding.UTF8
<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)); Console.WriteLine(BitConverter.ToString(utf8String)); Console.WriteLine(BitConverter.ToString(asciiString)); } }
}
</source>