lptest - generate line printer ripple pattern
/usr/ucb/lptest [ length [count]]
The lptest utility writes the traditional ripple test pat-
tern to the standard output. In 96 lines, the ripple test
pattern prints all 96 printable ASCII characters in each
position. The ripple test pattern was originally created to
test printers. It is also useful for testing terminals,
driving terminal ports, debugging, and performing tasks that
require a quick supply of random data.
This command is obsolete.
Specifies the length of the output line in characters.
79 characters is the default.
count Specifies the number of output lines. 200 lines is the
default. If count is specified, length must also be
The following exit values are returned:
0 Successful completion.
An error occurred.
See attributes(5) for descriptions of the following attri-
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
| Availability | SUNWscplp |
Man(1) output converted with