FileStream.Length Property

 

Gets the length in bytes of the stream.

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

Public Overrides ReadOnly Property Length As Long

Property Value

Type: System.Int64

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

Exception Condition
NotSupportedException

CanSeek for this stream is false.

IOException

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

For a list of common file and directory operations, 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 Then
    Console.WriteLine("End of file has been reached.")
End If

Universal Windows Platform
Available since 10
.NET Framework
Available since 1.1
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
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