gives the base name for a file without its extension.

Details and Options

  • FileBaseName["name.ext"] gives "name".
  • FileBaseName drops all directory specifications.
  • FileBaseName by default assumes pathname separators and other conventions suitable for your operating system.
  • FileBaseName[,OperatingSystem->"os"] uses the conventions of the specified operating system. Possible choices are "Windows", "MacOSX", and "Unix".
  • FileBaseName just operates on names of files; it does not actually search for the file specified.
  • FileBaseName[File["file"]] is also supported.


open allclose all

Basic Examples  (2)

Find base name of the file:

Split off the last extension:

Scope  (3)

Leading directory names are dropped:

Force interpretation of a file name as a Windows path:

Get the base name of the file specified by the File object:

Possible Issues  (1)

The period is not considered part of the name, even if there is no extension:

Introduced in 2008
Updated in 2016