Linux cut \u547d\u4ee4\u662f\u4e00\u500b\u5341\u5206\u5be6\u7528\u7684\u6587\u672c\u8655\u7406\u5de5\u5177\uff0c\u5b83\u53ef\u4ee5\u5e6b\u52a9\u6211\u5011\u5feb\u901f\u5730\u5f9e\u6587\u4ef6\u6216\u6a19\u6e96\u8f38\u5165\u4e2d\u63d0\u53d6\u6307\u5b9a\u7bc4\u570d\u7684\u5b57\u7bc0\u3001\u5b57\u7b26\u548c\u5b57\u6bb5\u3002cut \u547d\u4ee4\u6709\u591a\u7a2e\u9078\u9805\uff0c\u8b93\u6211\u5011\u80fd\u5920\u6839\u64da\u9700\u6c42\u9748\u6d3b\u5730\u9078\u64c7\u63d0\u53d6\u65b9\u5f0f\u3002<\/p>\n\n\n\n
cut \u547d\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n
cut [-bn] [file] cut [-c] [file] cut [-df] [file]<\/p>\n\n\n\n
\u5728\u4f7f\u7528 cut \u547d\u4ee4\u6642\uff0c\u6211\u5011\u9700\u8981\u6307\u5b9a -b\u3001-c \u6216 -f \u4e09\u500b\u6a19\u8a8c\u4e4b\u4e00\u3002<\/p>\n\n\n\n
\u4ee5\u4e0b\u662f\u5404\u500b\u53c3\u6578\u7684\u89e3\u91cb\uff1a<\/p>\n\n\n\n
-b: \u4ee5\u5b57\u7bc0\u70ba\u55ae\u4f4d\u9032\u884c\u5206\u5272\u3002\u9019\u4e9b\u5b57\u7bc0\u4f4d\u7f6e\u5c07\u5ffd\u7565\u591a\u5b57\u7bc0\u5b57\u7b26\u908a\u754c\uff0c\u9664\u975e\u4e5f\u6307\u5b9a\u4e86 -n \u6a19\u8a8c\u3002 -c: \u4ee5\u5b57\u7b26\u70ba\u55ae\u4f4d\u9032\u884c\u5206\u5272\u3002 -d: \u81ea\u5b9a\u7fa9\u5206\u9694\u7b26\uff0c\u9ed8\u8a8d\u70ba\u5236\u8868\u7b26\u3002 -f: \u8207 -d \u4e00\u8d77\u4f7f\u7528\uff0c\u6307\u5b9a\u986f\u793a\u54ea\u500b\u5340\u57df\u3002 -n: \u53d6\u6d88\u5206\u5272\u591a\u5b57\u7bc0\u5b57\u7b26\u3002\u50c5\u548c -b \u6a19\u8a8c\u4e00\u8d77\u4f7f\u7528\u3002\u5982\u679c\u5b57\u7b26\u7684\u6700\u5f8c\u4e00\u500b\u5b57\u7bc0\u843d\u5728\u7531 -b \u6a19\u8a8c\u7684 List \u53c3\u6578\u6307\u793a\u7684\u7bc4\u570d\u4e4b\u5167\uff0c\u8a72\u5b57\u7b26\u5c07\u88ab\u5beb\u51fa\uff1b\u5426\u5247\uff0c\u8a72\u5b57\u7b26\u5c07\u88ab\u6392\u9664\u3002<\/p>\n\n\n\n
\u8209\u500b\u4f8b\u5b50\uff0c\u7576\u6211\u5011\u57f7\u884c who \u547d\u4ee4\u6642\uff0c\u6703\u8f38\u51fa\u985e\u4f3c\u5982\u4e0b\u7684\u5167\u5bb9\uff1a<\/p>\n\n\n\n
$ who rocrocket :0 2009-01-08 11:07 rocrocket pts\/0 2009-01-08 11:23 (:0.0) rocrocket pts\/1 2009-01-08 14:15 (:0.0)<\/p>\n\n\n\n
\u5047\u5982\u6211\u5011\u60f3\u63d0\u53d6\u6bcf\u4e00\u884c\u7684\u7b2c 3 \u500b\u5b57\u7bc0\uff0c\u6211\u5011\u53ef\u4ee5\u9019\u6a23\u64cd\u4f5c\uff1a<\/p>\n\n\n\n
$ who | cut -b 3<\/p>\n\n\n\n
\u7d50\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n
c c<\/p>\n\n\n\n
\u901a\u904e cut \u547d\u4ee4\uff0c\u6211\u5011\u53ef\u4ee5\u65b9\u4fbf\u5730\u5c0d\u6587\u672c\u5167\u5bb9\u9032\u884c\u63d0\u53d6\u548c\u8655\u7406\u3002\u5728\u65e5\u5e38\u5de5\u4f5c\u4e2d\uff0c\u719f\u7df4\u638c\u63e1 cut \u547d\u4ee4\u5c0d\u65bc\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u6709\u5f88\u5927\u5e6b\u52a9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u4ecb\u7d39\u4e86 Linux cut \u547d\u4ee4\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5982\u4f55\u901a\u904e cut \u547d\u4ee4\u63d0\u53d6\u6587\u4ef6\u5167\u5bb9\u7684\u6307\u5b9a\u90e8\u5206\u3002<\/p>\n","protected":false},"author":1,"featured_media":3011,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[752],"tags":[897,694,982,931,980,981,938],"aioseo_notices":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/i0.wp.com\/hsin-life.com\/wp-content\/uploads\/2023\/05\/pexels-photo-930530-2.jpeg?fit=1880%2C1253&ssl=1","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/posts\/3010"}],"collection":[{"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/comments?post=3010"}],"version-history":[{"count":2,"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/posts\/3010\/revisions"}],"predecessor-version":[{"id":3013,"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/posts\/3010\/revisions\/3013"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/media\/3011"}],"wp:attachment":[{"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/media?parent=3010"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/categories?post=3010"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hsin-life.com\/wp-json\/wp\/v2\/tags?post=3010"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}