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| <tr><td width=20><td><b>UNIQ(1)</b><td align=right><b>UNIQ(1)</b> |
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| <p><font size=+1><b>NAME </b></font><br> |
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| uniq – report repeated lines in a file<br> |
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| <p><font size=+1><b>SYNOPSIS </b></font><br> |
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| <tt><font size=+1>uniq</font></tt> [ <tt><font size=+1>−udc</font></tt> [ <tt><font size=+1>+−</font></tt><i>num</i> ] ] [ <i>file</i> ]<br> |
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| <p><font size=+1><b>DESCRIPTION </b></font><br> |
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| <i>Uniq</i> copies the input <i>file</i>, 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.<br> |
| <tt><font size=+1>−u</font></tt> Print unique lines.<br> |
| <tt><font size=+1>−d</font></tt> Print (one copy of) duplicated lines.<br> |
| <tt><font size=+1>−c</font></tt> Prefix a repetition count and a tab to each output line. Implies |
| <tt><font size=+1>−u</font></tt> and <tt><font size=+1>−d</font></tt>.<br> |
| <tt><font size=+1>−</font></tt><i>num</i>The first <i>num</i> fields together with any blanks before each |
| are ignored. A field is defined as a string of non-space, non-tab |
| characters separated by tabs and spaces from its neighbors.<br> |
| <tt><font size=+1>+</font></tt><i>num</i>The first <i>num</i> characters are ignored. Fields are skipped before |
| characters.<br> |
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| <p><font size=+1><b>SOURCE </b></font><br> |
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| <tt><font size=+1>/usr/local/plan9/src/cmd/uniq.c<br> |
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| <p><font size=+1><b>SEE ALSO </b></font><br> |
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| <a href="../man1/sort.html"><i>sort</i>(1)</a><br> |
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| <p><font size=+1><b>BUGS </b></font><br> |
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| Field selection and comparison should be compatible with <a href="../man1/sort.html"><i>sort</i>(1)</a>.<br> |
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