![]() ![]() | io/text-writer-reader/read-prog.cs - Reading back the text strings encoded in three different ways, with StreamReader. | Lecture 10 - slide 16 : 40 Program 1 |
using System; using System.IO; using System.Text; public class TextReaderProg{ public static void Main(){ TextReader tr1 = new StreamReader( new FileStream("f-iso.txt", FileMode.Open), Encoding.GetEncoding("iso-8859-1")), tr2 = new StreamReader( new FileStream("f-utf8.txt", FileMode.Open), new UTF8Encoding()), tr3 = new StreamReader( // UTF-16 new FileStream("f-utf16.txt", FileMode.Open), new UnicodeEncoding()); Console.WriteLine(tr1.ReadLine()); Console.WriteLine(tr1.ReadLine()); Console.WriteLine(tr2.ReadLine()); Console.WriteLine(tr2.ReadLine()); Console.WriteLine(tr3.ReadLine()); Console.WriteLine(tr3.ReadLine()); tr1.Close(); tr2.Close(); tr3.Close(); // Raw reading of the files to control the contents at byte level FileStream fs1 = new FileStream("f-iso.txt", FileMode.Open), fs2 = new FileStream("f-utf8.txt", FileMode.Open), fs3 = new FileStream("f-utf16.txt", FileMode.Open); StreamReport(fs1, "Iso Latin 1"); StreamReport(fs2, "UTF-8"); StreamReport(fs3, "UTF-16"); fs1.Close(); fs2.Close(); fs3.Close(); } public static void StreamReport(FileStream fs, string encoding){ Console.WriteLine(); Console.WriteLine(encoding); int ch, i = 0; do{ ch = fs.ReadByte(); if (ch != -1) Console.Write("{0,4}", ch); i++; if (i%10 == 0) Console.WriteLine(); } while (ch != -1); Console.WriteLine(); } }