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StringWriter.StringWriter() Constructor

Initializes a new instance of the StringWriter class.

Namespace: System.IO
Assembly: mscorlib (in mscorlib.dll)

public StringWriter ()
public StringWriter ()
public function StringWriter ()
Not applicable.

A new StringBuilder is automatically created and associated with the new StringWriter.

The following table lists examples of other typical or related I/O tasks.

To do this...

See the example in this topic...

Create a text file.

Writing Text to a File

Write to a text file.

Writing Text to a File

Read from a text file.

Reading Text from a File

Append text to a file.

Opening and Appending to a Log File

File.AppendText

FileInfo.AppendText

Get the size of a file.

FileInfo.Length

Get the attributes of a file.

File.GetAttributes

Set the attributes of a file.

File.SetAttributes

Determine if a file exists.

File.Exists

Read from a binary file.

Reading and Writing to a Newly Created Data File

Write to a binary file.

Reading and Writing to a Newly Created Data File

The following code example demonstrates how to construct a string using the StringWriter class.

using System;
using System.IO;
using System.Text;

class StrWriter
{
    static void Main()
    {
        StringWriter strWriter  = new StringWriter();

        // Use the three overloads of the Write method that are 
        // overridden by the StringWriter class.
        strWriter.Write("file path characters are: ");
        strWriter.Write(
            Path.InvalidPathChars, 0, Path.InvalidPathChars.Length);
        strWriter.Write('.');

        // Use the underlying StringBuilder for more complex 
        // manipulations of the string.
        strWriter.GetStringBuilder().Insert(0, "Invalid ");

        Console.WriteLine("The following string is {0} encoded.\n{1}", 
            strWriter.Encoding.EncodingName, strWriter.ToString());
    }
}

import System.*;
import System.IO.*;
import System.Text.*;

class StrWriter
{
    public static void main(String[] args)
    {
        StringWriter strWriter = new StringWriter();

        // Use the three overloads of the Write method that are 
        // overridden by the StringWriter class.
        strWriter.Write("file path characters are: ");
        strWriter.Write(Path.InvalidPathChars, 0,
            Path.InvalidPathChars.length);
        strWriter.Write('.');

        // Use the underlying StringBuilder for more complex 
        // manipulations of the string.
        strWriter.GetStringBuilder().Insert(0, "Invalid ");

        Console.WriteLine("The following string is {0} encoded.\n{1}",
            strWriter.get_Encoding().get_EncodingName(), strWriter.ToString());
    } //main
} //StrWriter

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0
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