Parameters

sourceFileName

A string containing the name of the file to move. [Edit]

destFileName

A string containing the name of the new location for the file. [Edit]

Permissions

Type	Reason
System.Security.Permissions.FileIOPermission [Edit]	Requires permission to read from sourceFileName, and write to sourceFileName and destFileName. See System.Security.Permissions.FileIOPermissionAccess.Read and System.Security.Permissions.FileIOPermissionAccess.Write.

Exceptions

Type	Reason
System.IO.IOException	destFileName already exists or is a directory. [Edit]
ArgumentNullException	sourceFileName or destFileName is null. [Edit]
ArgumentException	sourceFileName or destFileName is a zero-length string, contains only white space, or contains one or more implementation-specific invalid characters. [Edit]
System.Security.SecurityException	The caller does not have the required permission. [Edit]
System.IO.DirectoryNotFoundException	The directory information in sourceFileName or destFileName was not found. [Edit]
System.IO.FileNotFoundException	sourceFileName was not found or specifies a directory. [Edit]
System.IO.PathTooLongException	The length or absolute path information for sourceFileName or destFileName exceeds the system-defined maximum length. [Edit]
UnauthorizedAccessException	The caller does not have the required permission. [Edit]

Remarks

This method does not throw an exception if the source and destination are the same.

The sourceFileName and destFileName arguments are permitted to specify relative or absolute path information. Relative path information is interpreted as relative to the current working directory.

Note: To obtain the current working directory, see Directory.GetCurrentDirectory.

[Edit]

Requirements

Namespace: System.IO
Assembly: mscorlib (in mscorlib.dll)
Assembly Versions: 1.0.5000.0, 2.0.0.0