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\"     @(#)lptest.1     8.2 (Berkeley) 12/30/93
\"
Dd December 30, 1993
Dt LPTEST 1
Os
Sh NAME
Nm lptest
Nd generate lineprinter ripple pattern
Sh SYNOPSIS
Nm
Op Ar length Op Ar count
Sh DESCRIPTION
Nm
writes the traditional "ripple test" pattern on standard output.
In 96 lines,
this pattern will print all 96 printable
Tn ASCII
characters
in each position.
While originally created to test printers, it is quite
useful for testing terminals,
driving terminal ports for debugging purposes,
or any other task where a quick supply of random data is needed.
Pp
The
Ar length
argument specifies the output line length if the default
length of 79 is inappropriate.
Pp
The
Ar count
argument specifies the number of output lines to be generated if
the default count of 200 is inappropriate.
Note that if
Ar count
is to be specified,
Ar length
must be also be specified.
Sh HISTORY
Nm
appeared in
Bx 4.3 .

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