Microsoft DOS assoc command
Quick links
About assoc
Availability
Attrib syntax
Examples
About assoc
The assoc command displays the file association for each of the different file extensions on the computer.
Additional information and help with computer file extensions can also be found on our file extensions page.
Availability
The assoc command is an internal command that is available in the below Microsoft operating systems.
Windows 2000
Windows XP
Windows Vista
Windows 7
Syntax
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.
Examples
assoc
Displays a file association of each of the file extensions on the computer.
assoc .txt
Displays the file extension for a .txt file as shown below.
.txt=txtfile |
