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Console.Out Property
.NET Framework 1.1
Gets the standard output stream.
[Visual Basic] Public Shared ReadOnly Property Out As TextWriter [C#] public static TextWriter Out {get;} [C++] public: __property static TextWriter* get_Out(); [JScript] public static function get Out() : TextWriter;
Property Value
A TextWriter that represents the standard output stream.
Remarks
This property is set to the standard output stream by default. This property can be set to another stream with the SetOut method.
Example
The following code sample illustrates the use of Out:
[Visual Basic] Public Class InsertTabs Private Const tabSize As Integer = 4 Private Const usageText As String = "Usage: INSERTTABS inputfile.txt outputfile.txt" 'Entry point which delegates to C-style main Private Function Public Overloads Shared Sub Main() System.Environment.ExitCode = Main(System.Environment.GetCommandLineArgs()) End Sub Overloads Public Shared Function Main(args() As String) As Integer Dim writer As StreamWriter = Nothing If args.Length < 3 Then Console.WriteLine(usageText) Return 1 End If Try writer = New StreamWriter(args(2)) Console.SetOut(writer) Console.SetIn(New StreamReader(args(1))) Catch e As IOException Dim errorWriter As TextWriter = Console.Error errorWriter.WriteLine(e.Message) errorWriter.WriteLine(usageText) Return 1 End Try Dim line As String line = Console.ReadLine() While Not line Is Nothing Dim newLine As String = line.Replace("".PadRight(tabSize, " "c), ControlChars.Tab) Console.WriteLine(newLine) line = Console.ReadLine() End While writer.Close() ' Recover the standard output stream so that a ' completion message can be displayed. Dim standardOutput As New StreamWriter(Console.OpenStandardOutput()) standardOutput.AutoFlush = True Console.SetOut(standardOutput) Console.WriteLine("INSERTTABS has completed the processing of {0}.", args(0)) Return 0 End Function 'Main End Class 'InsertTabs [C#] public class InsertTabs { private const int tabSize = 4; private const string usageText = "Usage: INSERTTABS inputfile.txt outputfile.txt"; public static int Main(string[] args) { StreamWriter writer = null; if (args.Length < 2) { Console.WriteLine(usageText); return 1; } try { writer = new StreamWriter(args[1]); Console.SetOut(writer); Console.SetIn(new StreamReader(args[0])); } catch(IOException e) { TextWriter errorWriter = Console.Error; errorWriter.WriteLine(e.Message); errorWriter.WriteLine(usageText); return 1; } string line; while ((line = Console.ReadLine()) != null) { string newLine = line.Replace(("").PadRight(tabSize, ' '), "\t"); Console.WriteLine(newLine); } writer.Close(); // Recover the standard output stream so that a // completion message can be displayed. StreamWriter standardOutput = new StreamWriter(Console.OpenStandardOutput()); standardOutput.AutoFlush = true; Console.SetOut(standardOutput); Console.WriteLine("INSERTTABS has completed the processing of {0}.", args[0]); return 0; } } [C++] int main() { String* args[] = Environment::GetCommandLineArgs(); const int tabSize = 4; String* usageText = S"Usage: INSERTTABS inputfile.txt outputfile.txt"; StreamWriter* writer = 0; if (args->Length < 3) { Console::WriteLine(usageText); return 1; } try { writer = new StreamWriter(args[2]); Console::SetOut(writer); Console::SetIn(new StreamReader(args[1])); } catch(IOException* e) { TextWriter* errorWriter = Console::Error; errorWriter->WriteLine(e->Message); errorWriter->WriteLine(usageText); return 1; } String* line; while ((line = Console::ReadLine()) != 0) { String* newLine = line->Replace((S"")->PadRight(tabSize, ' '), S"\t"); Console::WriteLine(newLine); } writer->Close(); // Recover the standard output stream so that a // completion message can be displayed. StreamWriter* standardOutput = new StreamWriter(Console::OpenStandardOutput()); standardOutput->AutoFlush = true; Console::SetOut(standardOutput); Console::WriteLine(S"INSERTTABS has completed the processing of {0}.", args[1]); return 0; } [JScript] const tabSize = 4; const usageText = "Usage: INSERTTABS inputfile.txt outputfile.txt"; var writer : StreamWriter = null; var args = Environment.GetCommandLineArgs(); if (args.Length != 3) { Console.WriteLine(usageText); Environment.Exit(1); } try { writer = new StreamWriter(args[2]); Console.SetOut(writer); Console.SetIn(new StreamReader(args[1])); } catch(e : IOException) { var errorWriter = Console.Error; errorWriter.WriteLine(e.Message); errorWriter.WriteLine(usageText); Environment.Exit(1); } var line; while ((line = Console.ReadLine()) != null) { var newLine = line.Replace(("").PadRight(tabSize, ' '), "\t"); Console.WriteLine(newLine); } writer.Close(); // Recover the standard output stream so that a // completion message can be displayed. var standardOutput = new StreamWriter(Console.OpenStandardOutput()); standardOutput.AutoFlush = true; Console.SetOut(standardOutput); Console.WriteLine("INSERTTABS has completed the processing of {0}.", args[0]);
Requirements
Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Common Language Infrastructure (CLI) Standard
See Also
Console Class | Console Members | System Namespace | Error | In | SetOut
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