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- u -- Undo command.
-
- default range syntax
- . u[d]
-
- 1. "u" is used to undo modifications to a line immediately
- after changes are made. E.g. if you substituted "pat" for
- "hat" in a line, to reverse that operation immediately, simply
- type "u" (RETURN).
-
- 2. "ud" is used to restore a group of lines that have been
- delete E.g. if "n,md" deletes lines n thru m, then if you
- position the curser to line n-1 and issue "ud" the deleted
- lines will appear. (Or you can set the od toggle to od< so
- that the line pointer is automatically set to n-1.
-
- To return to the command directory, type "hcomdir."
- See also: "hd" and "hod".
-