Windows apps
Collapse the table of content
Expand the table of content
Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

FileInfo.OpenRead Method

Creates a read-only FileStream.

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

[SecuritySafeCriticalAttribute]
public FileStream OpenRead()

Return Value

Type: System.IO.FileStream
A new read-only FileStream object.

ExceptionCondition
UnauthorizedAccessException

path is read-only or is a directory.

DirectoryNotFoundException

The specified path is invalid, such as being on an unmapped drive.

IOException

The file is already open.

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Community Additions

Show:
© 2017 Microsoft