Hi Pierre-Jean, > Could someone give me another short example or some explanations?
$ cat main.tr A. .rd ignored foo bar B. .rd C. .m D. $ cat data We have `\$1' and `\$2'. And another line, followed by a blank line... ...before the next lot of input. .de m A macro. .. $ nroff main.tr <data | cat -s A. We have âfooâ and âbarâ. And another line, followed by a blank line... B. C. A macro. D. $ Cheers, Ralph.