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W (Unix) - 版本历史
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<p><b>新页面</b></p><div>{{noteTA<br />
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命令'''w'''是许多[[类Unix系统|类Unix]][[操作系统]]提供的快速列出当前已登录用户信息的计算机命令。<ref>{{cite book|url=http://books.google.fr/books?id=hS6VRhqdA6sC&pg=PA58&dq=W+Unix+users+connected&hl=fr&sa=X&ei=9MvFUd7UCIerhAfVtICwCA&ved=0CEwQ6AEwAw#v=onepage&q=W%20Unix%20users%20connected&f=false|title=Learning UNIX with examples|author=David Martínez Perales|access-date=2013-08-01|archive-date=2014-03-02|archive-url=https://web.archive.org/web/20140302211555/http://books.google.fr/books?id=hS6VRhqdA6sC&pg=PA58&dq=W+Unix+users+connected&hl=fr&sa=X&ei=9MvFUd7UCIerhAfVtICwCA&ved=0CEwQ6AEwAw#v=onepage&q=W%20Unix%20users%20connected&f=false}}</ref>该命令可以列出用户的当前动作，以及当前计算机的[[负载 (计算机)|负载]]情况。该命令实际是下列多个Unix命令的组合：<tt>[[who (Unix)|who]]</tt>，<tt>[[uptime]]</tt>和<tt>[[ps (Unix)|ps -a]]</tt>。<br />
<br />
== 示例 ==<br />
输出示例 (内容因不同系统有很大差异)：<br />
<syntaxhighlight lang="bash"><br />
$ w<br />
11:12am up 608 day(s), 19:56, 6 users, load average: 0.36, 0.36, 0.37<br />
User tty login@ idle what<br />
smithj pts/5 8:52am w<br />
jonesm pts/23 20Apr06 28 -bash<br />
harry pts/18 9:01am 9 pine<br />
peterb pts/19 21Apr06 emacs -nw html/index.html<br />
janetmcq pts/8 10:12am 3days -csh<br />
singh pts/12 16Apr06 5:29 /usr/bin/perl -w perl/test/program.pl<br />
</syntaxhighlight><br />
<br />
== 参考 ==<br />
{{Reflist}}<br />
<br />
== 外部链接 ==<br />
* {{man|1|w}}<br />
<br />
{{Unix命令}}<br />
{{unix-stub}}<br />
<br />
[[Category:Unix用户管理和支持相关实用工具]]</div>
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