FileInfo.OpenRead Method
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Creates a read-only FileStream.
Namespace: System.IO
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
<SecuritySafeCriticalAttribute> _
Public Function OpenRead As FileStream
[SecuritySafeCriticalAttribute]
public FileStream OpenRead()
Return Value
Type: System.IO.FileStream
A new read-only FileStream object.
Exceptions
| Exception | Condition |
|---|---|
| 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. |
Version Information
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
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.