{"id":610,"date":"2016-04-15T15:49:16","date_gmt":"2016-04-15T07:49:16","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=610"},"modified":"2016-04-15T15:49:16","modified_gmt":"2016-04-15T07:49:16","slug":"%e6%8e%92%e5%ba%8f%e5%91%bd%e4%bb%a4wc","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/%e6%8e%92%e5%ba%8f%e5%91%bd%e4%bb%a4wc\/","title":{"rendered":"\u6392\u5e8f\u547d\u4ee4wc"},"content":{"rendered":"

wc(Word\u00a0Count)\u547d\u4ee4\u7684\u529f\u80fd\u4e3a\u7edf\u8ba1\u6307\u5b9a\u6587\u4ef6\u4e2d\u7684\u5b57\u8282\u6570\u3001\u5b57\u6570\u3001\u884c\u6570,\u5e76\u5c06\u7edf\u8ba1\u7ed3\u679c\u663e\u793a\u51fa\u6765.<\/p>\n

\u8bed\u6cd5:<\/p>\n

wc\u00a0[-clmwL]\u00a0filename<\/p>\n

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-c\u00a0:\u00a0\u7edf\u8ba1\u5b57\u8282\u6570;<\/p>\n

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-L\u00a0:\u00a0\u6253\u5370\u6700\u957f\u884c\u7684\u957f\u5ea6;<\/p>\n

 <\/p>\n

<1>\u00a0\u4e0d\u52a0\u4efb\u4f55\u53c2\u6570,\u5206\u522b\u663e\u793a\u884c\u6570\u3001\u5b57\u6570\u3001\u5b57\u7b26\u6570\u548c\u6587\u4ef6\u540d<\/p>\n

[root@sqj2015\u00a0~]#\u00a0wc\u00a0\u00a0\/etc\/passwd<\/p>\n

20\u00a0\u00a026\u00a0\u00a0891\u00a0\/etc\/passwd<\/p>\n

 <\/p>\n

<2>\u7ba1\u9053\u2019|\u2019\u7684\u5999\u7528<\/p>\n

[root@sqj2015\u00a0~]#\u00a0wc\u00a0-l\u00a0\/etc\/passwd<\/p>\n

20\u00a0\/etc\/passwd<\/p>\n

[root@sqj2015\u00a0~]#\u00a0cat\u00a0\/etc\/passwd\u00a0|\u00a0wc\u00a0-l<\/p>\n

20<\/p>\n

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