Export (0) Print
Expand All
This topic has not yet been rated - Rate this topic

FileStream.Length Property

Gets the length in bytes of the stream.

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

public override long Length { get; }
/** @property */
public long get_Length ()

public override function get Length () : long

Not applicable.

Property Value

A long value representing the length of the stream in bytes.
Exception typeCondition

NotSupportedException

CanSeek for this stream is false.

IOException

An I/O error occurs, such as the file being closed.

For a list of common I/O tasks, see Common I/O Tasks.

The following example uses the Length and Position properties to check for an end-of-file condition.

if( s.Length==s.Position )
{
   Console.WriteLine("End of file has been reached.");
}

if (s.get_Length() == s.get_Position()) {
    Console.WriteLine("End of file has been reached.");
}

if( s.Length==s.Position )
    Console.WriteLine("End of file has been reached.");

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
Did you find this helpful?
(1500 characters remaining)
Thank you for your feedback

Community Additions

ADD
Show:
© 2014 Microsoft. All rights reserved.