{"id":15231,"date":"2023-06-20T20:20:03","date_gmt":"2023-06-20T12:20:03","guid":{"rendered":"https:\/\/www.linuxcool.com\/zwlmlqsqz"},"modified":"2023-06-20T20:20:03","modified_gmt":"2023-06-20T12:20:03","slug":"zwlmlqsqz","status":"publish","type":"post","link":"https:\/\/www.linuxcool.com\/zwlmlqsqz","title":{"rendered":"\u638c\u63e1Linux uniq\u547d\u4ee4\uff0c\u8f7b\u677e\u53bb\u91cd\uff01"},"content":{"rendered":"

\u5728\u65e5\u5e38\u5de5\u4f5c\u4e2d\uff0c\u6211\u4eec\u5e38\u5e38\u4f1a\u9047\u5230\u9700\u8981\u5904\u7406\u5927\u91cf\u6570\u636e\u7684\u60c5\u51b5\u3002\u800c\u5bf9\u4e8e\u8fd9\u4e9b\u6570\u636e\u4e2d\u7684\u91cd\u590d\u5185\u5bb9\uff0c\u6211\u4eec\u53c8\u8be5\u5982\u4f55\u5feb\u901f\u53bb\u9664\u5462\uff1f\u8fd9\u65f6\u5019\uff0cLinux<\/a>\u7cfb\u7edf<\/a>\u4e0b\u7684uniq\u547d\u4ee4<\/a>\u5c31\u53ef\u4ee5\u6d3e\u4e0a\u7528\u573a\u4e86\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdLinux uniq\u547d\u4ee4\u7684\u4f7f\u7528\u65b9\u6cd5\u53ca\u5176\u5404\u79cd\u53c2\u6570\u3002<\/p>\n

\u4e00\u3001\u57fa\u7840\u7528\u6cd5<\/b><\/p>\n

\u9996\u5148\u6765\u770b\u4e00\u4e0buniq\u547d\u4ee4\u6700\u57fa\u672c\u7684\u7528\u6cd5\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u6587\u4ef6file.txt\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n

\n

\napple\nbanana\norange\napple\npear\n<\/pre>\n<\/p>\n
\u5982\u679c\u6211\u4eec\u60f3\u8981\u53bb\u9664\u5176\u4e2d\u7684\u91cd\u590d\u884c\uff0c\u53ea\u9700\u5728\u7ec8\u7aef\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
\n
\nuniq file.txt\n<\/pre>\n<\/p>\n
\u6b64\u65f6\u7ec8\u7aef\u4f1a\u8f93\u51fa\uff1a<\/p>\n
\n
\napple\nbanana\norange\napple\npear\n<\/pre>\n<\/p>\n
\u53ef\u4ee5\u53d1\u73b0\uff0c\u8f93\u51fa\u7ed3\u679c\u53ea\u4fdd\u7559\u4e86\u539f\u6587\u4ef6\u4e2d\u4e0d\u91cd\u590d\u7684\u884c\u3002<\/p>\n
\u4e8c\u3001-c\u53c2\u6570<\/b><\/p>\n
\u5982\u679c\u6211\u4eec\u60f3\u77e5\u9053\u6bcf\u4e2a\u4e0d\u540c\u884c\u51fa\u73b0\u7684\u6b21\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528-c\u53c2\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n
\n
\nuniq -c file.txt\n<\/pre>\n<\/p>\n
\u6b64\u65f6\u7ec8\u7aef\u4f1a\u8f93\u51fa\uff1a<\/p>\n
\n
\n2 apple\n1 banana\n1 orange\n1 apple\n1 pear\n<\/pre>\n<\/p>\n
\u53ef\u4ee5\u770b\u5230\uff0c\u8f93\u51fa\u7ed3\u679c\u4e2d\u6bcf\u4e00\u884c\u524d\u9762\u90fd\u6709\u4e00\u4e2a\u6570\u5b57\uff0c\u8868\u793a\u8be5\u884c\u5728\u539f\u6587\u4ef6\u4e2d\u51fa\u73b0\u7684\u6b21\u6570\u3002<\/p>\n
\u4e09\u3001-d\u53c2\u6570<\/b><\/p>\n
\u5982\u679c\u6211\u4eec\u53ea\u60f3\u4fdd\u7559\u91cd\u590d\u51fa\u73b0\u7684\u884c\uff08\u5373\u53bb\u9664\u4e0d\u91cd\u590d\u7684\u884c\uff09\uff0c\u53ef\u4ee5\u4f7f\u7528-d\u53c2\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n
\n
\nuniq -d file.txt\n<\/pre>\n<\/p>\n
\u6b64\u65f6\u7ec8\u7aef\u4f1a\u8f93\u51fa\uff1a<\/p>\n
\n
\napple\n<\/pre>\n<\/p>\n
\u53ef\u4ee5\u770b\u5230\uff0c\u8f93\u51fa\u7ed3\u679c\u53ea\u4fdd\u7559\u4e86\u539f\u6587\u4ef6\u4e2d\u91cd\u590d\u7684\u884c\uff0c\u5176\u4ed6\u884c\u90fd\u88ab\u53bb\u9664\u4e86\u3002<\/p>\n
\u56db\u3001-u\u53c2\u6570<\/b><\/p>\n
\u53cd\u4e4b\uff0c\u5982\u679c\u6211\u4eec\u53ea\u60f3\u4fdd\u7559\u4e0d\u91cd\u590d\u7684\u884c\uff08\u5373\u53bb\u9664\u91cd\u590d\u51fa\u73b0\u7684\u884c\uff09\uff0c\u53ef\u4ee5\u4f7f\u7528-u\u53c2\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n
\n
\nuniq -u file.txt\n<\/pre>\n<\/p>\n
\u6b64\u65f6\u7ec8\u7aef\u4f1a\u8f93\u51fa\uff1a<\/p>\n
\n
\nbanana\norange\npear\n<\/pre>\n<\/p>\n
\u53ef\u4ee5\u770b\u5230\uff0c\u8f93\u51fa\u7ed3\u679c\u53ea\u4fdd\u7559\u4e86\u539f\u6587\u4ef6\u4e2d\u4e0d\u91cd\u590d\u7684\u884c\uff0c\u5176\u4ed6\u884c\u90fd\u88ab\u53bb\u9664\u4e86\u3002<\/p>\n
\u4e94\u3001-f\u53c2\u6570<\/b><\/p>\n
\u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u5ffd\u7565\u6587\u4ef6\u4e2d\u524d\u51e0\u5217\u7684\u5185\u5bb9\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\u3002\u8fd9\u65f6\u5019\u5c31\u9700\u8981\u4f7f\u7528-f\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u6587\u4ef6file2.txt\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n
\n
\n1 apple\n2 banana\n3 orange\n1 pear\n2 grape\n3 peach\n<\/pre>\n<\/p>\n
\u5982\u679c\u6211\u4eec\u53ea\u60f3\u6839\u636e\u7b2c\u4e8c\u5217\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
\n
\nuniq -f 1 file2.txt\n<\/pre>\n<\/p>\n
\u6b64\u65f6\u7ec8\u7aef\u4f1a\u8f93\u51fa\uff1a<\/p>\n
\n
\n1 apple\n2 banana\n3 orange\n<\/pre>\n<\/p>\n
\u53ef\u4ee5\u770b\u5230\uff0c\u8f93\u51fa\u7ed3\u679c\u4e2d\u7b2c\u4e00\u5217\u76f8\u540c\u7684\u884c\u5df2\u7ecf\u88ab\u53bb\u9664\u4e86\u3002<\/p>\n
\u516d\u3001-s\u53c2\u6570<\/b><\/p>\n
\u7c7b\u4f3c\u4e8e-f\u53c2\u6570\uff0c-s\u53c2\u6570\u53ef\u4ee5\u5ffd\u7565\u6587\u4ef6\u4e2d\u524d\u51e0\u4e2a\u5b57\u7b26\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u6587\u4ef6file3.txt\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n
\n
\napple,red,round,delicious\nbanana,yellow,elongated,tasty\norange,orange,round,sour\napple,green,round,sour\npear,brown,pear-shaped,sweet\n<\/pre>\n<\/p>\n
\u5982\u679c\u6211\u4eec\u53ea\u60f3\u6839\u636e\u7b2c\u516d\u4e2a\u5b57\u7b26\uff08\u5373\u7b2c\u4e00\u4e2a\u9017\u53f7\u540e\u9762\u7684\u5b57\u7b26\uff09\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
\n
\nuniq -s 5 file3.txt\n<\/pre>\n<\/p>\n
\u6b64\u65f6\u7ec8\u7aef\u4f1a\u8f93\u51fa\uff1a<\/p>\n
\n
\napple,red,round,delicious\nbanana,yellow,elongated,tasty\norange,orange,round,sour\npear,brown,pear-shaped,sweet\n<\/pre>\n<\/p>\n
\u53ef\u4ee5\u770b\u5230\uff0c\u8f93\u51fa\u7ed3\u679c\u4e2d\u7b2c\u516d\u4e2a\u5b57\u7b26\u76f8\u540c\u7684\u884c\u5df2\u7ecf\u88ab\u53bb\u9664\u4e86\u3002<\/p>\n
\u4e03\u3001-i\u53c2\u6570<\/b><\/p>\n
\u6709\u65f6\u5019qq linux\uff0c\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u53ef\u80fd\u4f1a\u5305\u542b\u5927\u5c0f\u5199\u4e0d\u540c\u7684\u91cd\u590d\u884c\u3002\u5982\u679c\u6211\u4eec\u5e0c\u671b\u5ffd\u7565\u5927\u5c0f\u5199\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528-i\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u6587\u4ef6file4.txtlinux web\u670d\u52a1\u5668\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n
linux uniq\u547d\u4ee4_linux\u5173\u673a\u547d\u4ee4\u91cd\u542f\u547d\u4ee4_linux uniq<\/p>\n
\n
\nApple\nBanana\norange\napple\nPear\n<\/pre>\n<\/p>\n
\u5982\u679c\u6211\u4eec\u5e0c\u671b\u5ffd\u7565\u5927\u5c0f\u5199\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5clinux uniq\u547d\u4ee4<\/strong>\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
\n
\nuniq -i file4.txt\n<\/pre>\n<\/p>\n
\u6b64\u65f6\u7ec8\u7aef\u4f1a\u8f93\u51fa\uff1a<\/p>\n
\n
\nApple\nBanana\norange\nPear\n<\/pre>\n<\/p>\n
\u53ef\u4ee5\u770b\u5230\uff0c\u8f93\u51fa\u7ed3\u679c\u4e2d\u5927\u5c0f\u5199\u4e0d\u540c\u4f46\u5185\u5bb9\u76f8\u540c\u7684\u884c\u5df2\u7ecf\u88ab\u53bb\u9664\u4e86\u3002<\/p>\n
\u516b\u3001-w\u53c2\u6570<\/b><\/p>\n
\u4e0e-f\u548c-s\u53c2\u6570\u7c7b\u4f3c\uff0c-w\u53c2\u6570\u53ef\u4ee5\u6307\u5b9a\u9700\u8981\u6bd4\u8f83\u7684\u5b57\u7b26\u6570\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u6587\u4ef6file5.txt\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n
\n
\napples are delicious.\nbananas are tasty.\noranges are sour.\npears are sweet.\n<\/pre>\n<\/p>\n
\u5982\u679c\u6211\u4eec\u53ea\u60f3\u6839\u636e\u6bcf\u884c\u524d5\u4e2a\u5b57\u7b26\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
\n
\nuniq -w 5 file5.txt\n<\/pre>\n<\/p>\n
\u6b64\u65f6\u7ec8\u7aef\u4f1a\u8f93\u51fa\uff1a<\/p>\n
\n
\napples are delicious.\nbananas are tasty.\noranges are sour.\npears are sweet.\n<\/pre>\n<\/p>\n
\u53ef\u4ee5\u770b\u5230\uff0c\u8f93\u51fa\u7ed3\u679c\u4e2d\u6bcf\u884c\u524d5\u4e2a\u5b57\u7b26\u76f8\u540c\u7684\u884c\u5df2\u7ecf\u88ab\u53bb\u9664\u4e86\u3002<\/p>\n
\u4e5d\u3001-z\u53c2\u6570<\/b><\/p>\n
\u6709\u65f6\u5019\uff0c\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u53ef\u80fd\u4f1a\u5305\u542b\u7a7a\u683c\u6216\u5176\u4ed6\u7279\u6b8a\u5b57\u7b26\u3002\u5982\u679c\u6211\u4eec\u5e0c\u671b\u5728\u6bd4\u8f83\u65f6\u4ee5NULL\u5b57\u7b26\u4f5c\u4e3a\u5206\u9694\u7b26\uff0c\u53ef\u4ee5\u4f7f\u7528-z\u53c2\u6570\u3002\u4f8b\u5982linux uniq\u547d\u4ee4<\/strong>\uff0c\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u6587\u4ef6file6.txt\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n
\n
\napple\nbanana\norange\napple\npear\n<\/pre>\n<\/p>\n
\u5982\u679c\u6211\u4eec\u5e0c\u671b\u4ee5NULL\u5b57\u7b26\u4f5c\u4e3a\u5206\u9694\u7b26\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
\n
\nuniq -z file6.txt\n<\/pre>\n<\/p>\n
\u6b64\u65f6\u7ec8\u7aef\u4f1a\u8f93\u51fa\uff1a<\/p>\n
\n
\napple\nbanana\norange\npear\n<\/pre>\n<\/p>\n
\u53ef\u4ee5\u770b\u5230\uff0c\u8f93\u51fa\u7ed3\u679c\u4e2d\u4e24\u4e2a\u7a7a\u884c\u4e4b\u95f4\u7684\u91cd\u590d\u884c\u5df2\u7ecf\u88ab\u53bb\u9664\u4e86\u3002<\/p>\n
\u81f3\u6b64\uff0c\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u4e86Linux uniq\u547d\u4ee4\u7684\u5404\u79cd\u7528\u6cd5\u53ca\u5176\u53c2\u6570\u3002\u76f8\u4fe1\u8bfb\u8005\u5df2\u7ecf\u5bf9\u4e8e\u8be5\u547d\u4ee4\u6709\u4e86\u66f4\u6df1\u5165\u7684\u7406\u89e3\u548c\u638c\u63e1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u8fd9\u65f6\u5019\uff0cLinux\u7cfb\u7edf\u4e0b\u7684uniq\u547d\u4ee4\u5c31\u53ef\u4ee5\u6d3e\u4e0a\u7528\u573a\u4e86\u3002uniq\u547d\u4ee4\u7684\u4f7f\u7528\u65b9\u6cd5\u53ca\u5176\u5404\u79cd\u53c2\u6570\u3002\u9996\u5148\u6765\u770b\u4e00\u4e0buniq\u547d\u4ee4\u6700\u57fa\u672c\u7684\u7528\u6cd5\u3002\u5982\u679c\u6211\u4eec\u53ea\u60f3\u6839\u636e\u7b2c\u4e8c\u5217\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a\u5982\u679c\u6211\u4eec\u5e0c\u671b\u5ffd\u7565\u5927\u5c0f\u5199\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a\u5982\u679c\u6211\u4eec\u53ea\u60f3\u6839\u636e\u6bcf\u884c\u524d5\u4e2a\u5b57\u7b26\u8fdb\u884c\u53bb\u91cd\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1auniq\u547d\u4ee4\u7684\u5404\u79cd\u7528\u6cd5\u53ca\u5176\u53c2\u6570\u3002<\/p>\n","protected":false},"author":1,"featured_media":15232,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[307,259,40,164,634],"class_list":["post-15231","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-cs","tag-zf","tag-cz","tag-zd-3","tag-sc-2"],"_links":{"self":[{"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/posts\/15231","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=15231"}],"version-history":[{"count":0,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/posts\/15231\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/media\/15232"}],"wp:attachment":[{"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/media?parent=15231"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/categories?post=15231"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.linuxcool.com\/wp-json\/wp\/v2\/tags?post=15231"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}