code: purgatorio

ref: ee695eff4329234e20abb68ff3100d3b15929418
dir: /man/1/uniq/

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.TH UNIQ 1
.SH NAME
uniq \- report repeated lines in a file
.SH SYNOPSIS
.B uniq
[
.B -ud
]
[
.I file
]
.SH DESCRIPTION
.I Uniq
copies the input
.IR file ,
or the standard input, to the
standard output, comparing adjacent lines.
In the normal case, the second and succeeding copies
of repeated lines are
removed.
Repeated lines must be adjacent
in order to be found.
.TP
.B -u
Print unique lines.
.TP
.B -d
Print (one copy of) duplicated lines.
.SH SOURCE
.B /appl/cmd/uniq.b
.SH "SEE ALSO"
.IR comm (1),
.IR sort (1)