.NET Framework Class Library
BinaryReader.ReadUInt64 Method
Reads an 8-byte unsigned integer from the current stream and advances the position of the stream by eight bytes.
Assembly: mscorlib (in mscorlib.dll)
Syntax
Visual Basic
<CLSCompliantAttribute(False)> _ Public Overridable Function ReadUInt64 As ULong
C#
[CLSCompliantAttribute(false)] public virtual ulong ReadUInt64()
Visual C++
[CLSCompliantAttribute(false)] public: virtual unsigned long long ReadUInt64()
F#
[<CLSCompliantAttribute(false)>] abstract ReadUInt64 : unit -> uint64 [<CLSCompliantAttribute(false)>] override ReadUInt64 : unit -> uint64
Exceptions
| Exception | Condition |
|---|---|
| EndOfStreamException |
The end of the stream is reached. |
| IOException |
An I/O error occurs. |
| ObjectDisposedException |
The stream is closed. |
Remarks
BinaryReader does not restore the file position after an unsuccessful read.
BinaryReader reads this data type in little-endian format.
For a list of common I/O tasks, see Common I/O Tasks.
Version Information
.NET Framework
Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0.NET Framework Client Profile
Supported in: 4, 3.5 SP1Portable Class Library
Supported in: Portable Class LibraryPlatforms
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
See Also