MS-DOS Commands :: assoc

Overview:

Warning: This command is for advanced users only!

Displays or modifies filename extension associations.

Command Variations:

assoc
assoc | more

Displays a list of all filename extension associations. Since the list is very long, use assoc | more to view the list one page at a time (press spacebar for next page, Ctrl-C to stop; see: more).

assoc extension

Displays the association for the extension filename extension.

help assoc

Displays or modifies file extension associations

ASSOC [.ext[=[fileType]]]

  .ext      Specifies the file extension to associate the file type with
  fileType  Specifies the file type to associate with the file extension

Type ASSOC without parameters to display the current file associations.
If ASSOC is invoked with just a file extension, it displays the current
file association for that file extension.  Specify nothing for the file
type and the command will delete the association for the file extension.

(Enlarge: help assoc)