IsolatedStorageFile.CopyFile Method (String, String, Boolean)

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Copies an existing file to a new file, and optionally overwrites an existing file.

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

Syntax

Public Sub CopyFile ( _
    sourceFileName As String, _
    destinationFileName As String, _
    overwrite As Boolean _
)

public void CopyFile(
    string sourceFileName,
    string destinationFileName,
    bool overwrite
)

destinationFileName
Type: System..::.String
The name of the destination file. This cannot be a directory.

overwrite
Type: System..::.Boolean
true if the destination file can be overwritten; otherwise, false.

Exception	Condition
ArgumentException	sourceFileName or destinationFileName is a zero-length string, contains only white space, or contains one or more invalid characters defined by the Path..::.GetInvalidPathChars method.
ArgumentNullException	sourceFileName or destinationFileName is nullNothingnullptra null reference (Nothing in Visual Basic).
InvalidOperationException	The isolated store has been closed.
ObjectDisposedException	The isolated store has been disposed.
FileNotFoundException	sourceFileName was not found.
IsolatedStorageException	The isolated store has been removed. -or- Isolated storage is disabled. -or- An I/O error has occurred.

sourceFileName and destinationFileName can have the same file name if overwrite is true.