Assoc
Displays or modifies file name extension associations. Used without parameters, assoc displays a list of all the current file name extension associations.
Syntax
assoc [.ext[=[filetype]]]
Parameters
. ext : Specifies the file name extension.
filetype : Specifies the file type with which you want to associate the specified file name extension.
/? : Displays help at the command prompt.
Remarks
-
Use a white space after the equal sign to delete the file type association for a file name extension.
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Use the ftype command to view current file types that have open command strings defined.
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Use the > redirection operator to redirect the output of assoc to a text file.
Examples
To view the current file type association for the file name extension .txt, type:
assoc .txt
To delete the file type association for the file name extension .txt, type:
assoc . txt =
To view current file type associations one screen at a time, type:
assoc | more
To send the output of assoc to the file Assoc.cfg, type:
assoc>assoc.cfg
Formatting legend
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Format |
Meaning |
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Italic |
Information that the user must supply |
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Bold |
Elements that the user must type exactly as shown |
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Ellipsis (...) |
Parameter that can be repeated several times in a command line |
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Between brackets ([]) |
Optional items |
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Between braces ({}); choices separated by pipe (|). Example: {even|odd} |
Set of choices from which the user must choose only one |
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Courier font |
Code or program output |


