OpenFileDialog.OpenFile Method ()

 

Opens the file selected by the user, with read-only permission. The file is specified by the FileName property.

Namespace:   System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

member OpenFile : unit -> Stream

Return Value

Type: System.IO.Stream

A Stream that specifies the read-only file selected by the user.

Exception Condition
ArgumentNullException

The file name is null.

The OpenFile method is used to provide a facility to quickly open a file from the dialog box. The file is opened in read-only mode for security purposes. To open a file in read/write mode, you must use another method, such as FileStream.

The following code example demonstrates how to use the OpenFile method.

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

FileDialogPermission

to open a file. Associated enumeration: FileDialogPermissionAccess.Open.

.NET Framework
Available since 1.1
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