IsolatedStorageFile.CopyFile Method (String, String)

July 28, 2014

Copies an existing file to a new file.

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

public void CopyFile(
	string sourceFileName,
	string destinationFileName
)

Parameters

sourceFileName
Type: System.String
The name of the file to copy.
destinationFileName
Type: System.String
The name of the destination file. This cannot be a directory or an existing file.

ExceptionCondition
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 null.

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-

destinationFileName exists.

-or-

An I/O error has occurred.

sourceFileName and destinationFileName must specify different file names. Use the IsolatedStorageFile.CopyFile(String, String, Boolean) method overload to overwrite an existing file.

Windows Phone OS

Supported in: 8.1, 8.0, 7.1

Windows Phone

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