{"id":1214,"date":"2019-04-28T23:33:57","date_gmt":"2019-04-28T15:33:57","guid":{"rendered":"https:\/\/www.linuxcool.com\/?p=1214"},"modified":"2024-01-27T05:15:09","modified_gmt":"2024-01-26T21:15:09","slug":"uniq","status":"publish","type":"post","link":"https:\/\/www.linuxcool.com\/uniq","title":{"rendered":"uniq\u547d\u4ee4 &#8211; \u53bb\u9664\u6587\u4ef6\u4e2d\u7684\u91cd\u590d\u5185\u5bb9\u884c"},"content":{"rendered":"\n<p>uniq\u547d\u4ee4\u6765\u81ea\u82f1\u6587\u5355\u8bcdunique\u7684\u7f29\u5199\uff0c\u4e2d\u6587\u8bd1\u4e3a\u201c\u72ec\u7279\u7684\u3001\u552f\u4e00\u7684\u201d\uff0c\u5176\u529f\u80fd\u662f\u53bb\u9664\u6587\u4ef6\u4e2d\u7684\u91cd\u590d\u5185\u5bb9\u884c\u3002uniq\u547d\u4ee4\u80fd\u591f\u53bb\u9664\u6389\u6587\u4ef6\u4e2d\u76f8\u90bb\u7684\u91cd\u590d\u5185\u5bb9\u884c\uff0c\u5982\u679c\u4e24\u7aef\u76f8\u540c\u5185\u5bb9\uff0c\u4f46\u4e2d\u95f4\u5939\u6742\u4e86\u5176\u4ed6\u6587\u672c\u884c\uff0c\u5219\u9700\u8981\u5148\u4f7f\u7528sort\u547d\u4ee4\u8fdb\u884c\u6392\u5e8f\u540e\u518d\u53bb\u91cd\uff0c\u8fd9\u6837\u4fdd\u7559\u4e0b\u6765\u7684\u5185\u5bb9\u5c31\u90fd\u662f\u552f\u4e00\u7684\u4e86\u3002<\/p>\n\n\n\n<p><strong>\u8bed\u6cd5\u683c\u5f0f\uff1a<\/strong>uniq \u53c2\u6570 \u6587\u4ef6\u540d<\/p>\n\n\n\n<p><strong>\u5e38\u7528\u53c2\u6570\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>-c<\/td><td>\u663e\u793a\u6bcf\u884c\u5728\u6587\u672c\u4e2d\u91cd\u590d\u51fa\u73b0\u7684\u6b21\u6570<\/td><td rowspan=\"6\">&nbsp;<\/td><td>-u<\/td><td>\u4ec5\u663e\u793a\u6ca1\u6709\u91cd\u590d\u7684\u7eaa\u5f55<\/td><\/tr><tr><td>-d<\/td><td>\u8bbe\u7f6e\u6bcf\u4e2a\u91cd\u590d\u7eaa\u5f55\u53ea\u51fa\u73b0\u4e00\u6b21<\/td><td>-w<\/td><td>\u4ec5\u5bf9\u524dN\u4e2a\u5b57\u7b26\u8fdb\u884c\u6bd4\u8f83<\/td><\/tr><tr><td>-D<\/td><td>\u663e\u793a\u6240\u6709\u76f8\u90bb\u7684\u91cd\u590d\u884c<\/td><td>-z<\/td><td>\u8bbe\u7f6e\u7ec8\u6b62\u7b26\uff08\u9ed8\u8ba4\u4e3a\u6362\u884c\u7b26\uff09<\/td><\/tr><tr><td>-f<\/td><td>\u8df3\u8fc7\u5bf9\u524dN\u4e2a\u5217\u7684\u6bd4\u8f83<\/td><td>--help<\/td><td>\u663e\u793a\u5e2e\u52a9\u4fe1\u606f<\/td><\/tr><tr><td>-i<\/td><td>\u5ffd\u7565\u5927\u5c0f\u5199<\/td><td>--version<\/td><td>\u663e\u793a\u7248\u672c\u4fe1\u606f<\/td><\/tr><tr><td>-s<\/td><td>\u8df3\u8fc7\u5bf9\u524dN\u4e2a\u5b57\u7b26\u7684\u6bd4\u8f83<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u53c2\u8003\u793a\u4f8b<\/strong><\/p>\n\n\n\n<p>\u5bf9\u6307\u5b9a\u7684\u6587\u4ef6\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">[root@linuxcool ~]# cat File \r\ntest 30 \r\ntest 30 \r\ntest 30 \r\nHello 95 \r\nHello 95 \r\nHello 95 \r\nHello 95 \r\nLinux 85 \r\nLinux 85 \r\n[root@linuxcool ~]# uniq File \r\ntest 30 \r\nHello 95 \r\nLinux 85 \r<\/pre>\n\n\n\n<p>\u7edf\u8ba1\u76f8\u540c\u5185\u5bb9\u884c\u5728\u6587\u4ef6\u4e2d\u91cd\u590d\u51fa\u73b0\u7684\u6b21\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">[root@linuxcool ~]# uniq -c File \r\n3 test 30 \r\n4 Hello 95 \r\n2 Linux 85\r<\/pre>\n\n\n\n<p>\u4ec5\u663e\u793a\u6307\u5b9a\u6587\u4ef6\u4e2d\u6ca1\u6709\u5b58\u5728\u5b8c\u5168\u76f8\u540c\u5185\u5bb9\u884c\u7684\u4fe1\u606f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">[root@linuxcool ~]# uniq -u File \r\n[root@linuxcool ~]#\r<\/pre>\n\n\n\n<p>\u4ec5\u663e\u793a\u6307\u5b9a\u6587\u4ef6\u4e2d\u5b58\u5728\u5b8c\u5168\u76f8\u540c\u5185\u5bb9\u884c\u7684\u4fe1\u606f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">[root@linuxcool ~]# uniq -d File \r\ntest 30 \r\nHello 95 \r\nLinux 85\r<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>uniq\u547d\u4ee4\u6765\u81ea\u82f1\u6587\u5355\u8bcdunique\u7684\u7f29\u5199\uff0c\u4e2d\u6587\u8bd1\u4e3a\u201c\u72ec\u7279\u7684\u3001\u552f\u4e00\u7684\u201d\uff0c\u5176\u529f\u80fd\u662f\u53bb\u9664\u6587\u4ef6\u4e2d\u7684\u91cd\u590d\u5185\u5bb9\u884c\u3002uni [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1214","post","type-post","status-publish","format-standard","hentry","category-document"],"_links":{"self":[{"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/posts\/1214","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/comments?post=1214"}],"version-history":[{"count":17,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/posts\/1214\/revisions"}],"predecessor-version":[{"id":17366,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/posts\/1214\/revisions\/17366"}],"wp:attachment":[{"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/media?parent=1214"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/categories?post=1214"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/tags?post=1214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}