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BinaryWriter.Write Method (String)

.NET Framework 1.1

Writes a length-prefixed string to this stream in the current encoding of the BinaryWriter, and advances the current position of the stream in accordance with the encoding used and the specific characters being written to the stream.

[Visual Basic]
Overloads Public Overridable Sub Write( _
   ByVal value As String _
)
[C#]
public virtual void Write(
 string value
);
[C++]
public: virtual void Write(
 String* value
);
[JScript]
public function Write(
   value : String
);

Parameters

value
The value to write.

Exceptions

Exception Type Condition
IOException An I/O error occurs.
ArgumentNullException value is a null reference (Nothing in Visual Basic).
ObjectDisposedException The stream is closed.

Remarks

A length-prefixed string represents the string length by prefixing to the string a single byte or word that contains the length of that string.

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

Example

[Visual Basic, C#, C++] This code example is part of a larger example provided for the BinaryWriter class.

[Visual Basic] 
Dim binWriter As New BinaryWriter( _
    File.Open(fileName, FileMode.Create))
Try
    binWriter.Write(aspRatio)
    binWriter.Write(lkupDir)
    binWriter.Write(saveTime)
    binWriter.Write(statusBar)
Finally
    binWriter.Close()
End Try

[C#] 
using(BinaryWriter binWriter = 
    new BinaryWriter(File.Open(fileName, FileMode.Create)))
{
    binWriter.Write(aspectRatio);
    binWriter.Write(lookupDir);
    binWriter.Write(autoSaveTime);
    binWriter.Write(showStatusBar);
}

[C++] 
BinaryWriter* binWriter = 
    new BinaryWriter(File::Open(fileName, FileMode::Create));
try
{
    binWriter->Write(aspectRatio);
    binWriter->Write(lookupDir);
    binWriter->Write(autoSaveTime);
    binWriter->Write(showStatusBar);
}
__finally
{
    binWriter->Close();
}

[JScript] No example is available for JScript. To view a Visual Basic, C#, or C++ example, click the Language Filter button Language Filter in the upper-left corner of the page.

Requirements

Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, .NET Compact Framework

See Also

BinaryWriter Class | BinaryWriter Members | System.IO Namespace | BinaryWriter.Write Overload List | Encoding | Working with I/O | Reading Text from a File | Writing Text to a File

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