Stream.Length Property


When overridden in a derived class, gets the length in bytes of the stream.

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

abstract Length : int64 with get

Property Value

Type: System.Int64

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

Exception Condition

A class derived from Stream does not support seeking.


Methods were called after the stream was closed.

Universal Windows Platform
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
Return to top