col – column alignment
overlays lines to expunge reverse line feeds
and half line feeds (ESC-9 and ESC-8)
as produced by
for .2C in
is a pure filter.
It normally emits only full line feeds;
(fine) allows half line feeds too.
removes backspaces, printing just one of each pile of overstruck
normally converts white space to tabs;
overrides this feature.
Other escaped characters and non-printing characters are ignored.
tbl file | nroff -ms | col | p
Format some tables for printing on typewriters;
to remove reverse line feeds, and
paginate the output.
can’t back up more than 128 lines or
handle more than 800 characters per line,
(013) as reverse line feed.