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DriveInfo.TotalSize Property

Gets the total size of storage space on a drive, in bytes.

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

member TotalSize : int64 with get

Property Value

Type: System.Int64
The total size of the drive, in bytes.

ExceptionCondition
UnauthorizedAccessException

Access to the drive information is denied.

DriveNotFoundException

The drive is not mapped or does not exist.

IOException

An I/O error occurred (for example, a disk error or a drive was not ready).

This property indicates the total size of the drive in bytes, not just what is available to the current user.

The following code example demonstrates the use of the DriveInfo class to display information about all of the drives on the current system.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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