RegText Registers RegConfig
A register can contain a rectangle instead of linear text. The rectangle is represented as a list of strings. See Rectangles, for basic information on how to specify a rectangle in the buffer.
|C-x r r r|
Copy the region-rectangle into register r
|C-x r i r||Insert the rectangle stored in register r (if it contains a
The C-x r i r command inserts a text string if the register contains one, and inserts a rectangle if the register contains one.
See also the command
sort-columns, which you can think of
as sorting a rectangle. See Sorting.