| 1 | .TH REV 1 |
| 2 | .SH NAME |
| 3 | rev \- reverse lines of a file |
| 4 | .SH SYNOPSIS |
| 5 | .B rev |
| 6 | [ file ] ... |
| 7 | .SH DESCRIPTION |
| 8 | .I Rev |
| 9 | copies the named files to the standard output, |
| 10 | reversing the order of characters in every line. |
| 11 | If no file is specified, the standard input is copied. |