{"id":61939,"date":"2025-04-29T13:22:01","date_gmt":"2025-04-29T05:22:01","guid":{"rendered":"https:\/\/fwq.ai\/blog\/61939\/"},"modified":"2025-04-29T13:22:01","modified_gmt":"2025-04-29T05:22:01","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8linux%e4%b8%ad%e4%bd%bf%e7%94%a8sed%e5%91%bd%e4%bb%a4%e8%bf%9b%e8%a1%8c%e6%97%a5%e5%bf%97%e5%88%86%e6%9e%90%e5%92%8c%e5%a4%84%e7%90%86%ef%bc%9f-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/61939\/","title":{"rendered":"\u5982\u4f55\u5728Linux\u4e2d\u4f7f\u7528sed\u547d\u4ee4\u8fdb\u884c\u65e5\u5fd7\u5206\u6790\u548c\u5904\u7406\uff1f"},"content":{"rendered":"<p>\u5982\u4f55\u5728\u4e2d\u4f7f\u7528sed\u547d\u4ee4\u8fdb\u884c\u65e5\u5fd7\u5206\u6790\u548c\u5904\u7406\uff1f<\/p>\n<p>\u5f15\u8a00\uff1a<br \/>\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u65e5\u5fd7\u6587\u4ef6\u8bb0\u5f55\u4e86\u7cfb\u7edf\u7684\u8fd0\u884c\u60c5\u51b5\u548c\u8fd0\u884c\u65e5\u5fd7\uff0c\u5bf9\u4e8e\u7cfb\u7edf\u7ba1\u7406\u5458\u6765\u8bf4\uff0c\u5bf9\u65e5\u5fd7\u6587\u4ef6\u8fdb\u884c\u5206\u6790\u548c\u5904\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5176\u4e2d\uff0csed\u547d\u4ee4\u662f\u4e00\u79cd\u975e\u5e38\u5f3a\u5927\u7684\u6587\u672c\u5904\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u5728Linux\u73af\u5883\u4e2d\u5bf9\u65e5\u5fd7\u6587\u4ef6\u8fdb\u884c\u9ad8\u6548\u7684\u5206\u6790\u548c\u5904\u7406\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528sed\u547d\u4ee4\u8fdb\u884c\u65e5\u5fd7\u7684\u5206\u6790\u548c\u5904\u7406\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e9b\u5e38\u7528\u7684sed\u547d\u4ee4\u793a\u4f8b\u3002<\/p>\n<p>\u4e00\u3001\u4ec0\u4e48\u662fsed\u547d\u4ee4\uff1f<br \/>sed\uff08Stream Editor\uff09\u662f\u4e00\u79cd\u6d41\u5f0f\u6587\u672c\u7f16\u8f91\u5668\uff0c\u4e3b\u8981\u7528\u4e8e\u5bf9\u6587\u672c\u8fdb\u884c\u6d41\u5f0f\u7f16\u8f91\u3001\u66ff\u6362\u548c\u8f6c\u6362\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0csed\u662f\u5904\u7406\u6587\u672c\u6587\u4ef6\u4e2d\u5185\u5bb9\u7684\u4e00\u79cd\u5f3a\u5927\u5de5\u5177\uff0c\u53ef\u4ee5\u8fbe\u5230\u6279\u91cf\u66ff\u6362\u3001\u5220\u9664\u3001\u6dfb\u52a0\u7b49\u76ee\u7684\u3002<\/p>\n<p>\u4e8c\u3001sed\u547d\u4ee4\u7684\u57fa\u672c\u4f7f\u7528\uff1a<br \/>sed\u547d\u4ee4\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u4f7f\u7528\uff1a<\/p>\n<pre>sed [option] 'command' file<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0coption\u4e3ased\u547d\u4ee4\u7684\u9009\u9879\uff0ccommand\u4e3a\u8981\u6267\u884c\u7684sed\u547d\u4ee4\uff0cfile\u4e3a\u8981\u5904\u7406\u7684\u6587\u4ef6\u540d\u3002<\/p>\n<p>\u4e09\u3001\u5e38\u7528\u7684sed\u547d\u4ee4\uff1a<\/p>\n<ol>\n<li>\n<p>\u66ff\u6362\u547d\u4ee4s\uff1a<br \/>\u66ff\u6362\u547d\u4ee4s\u662fsed\u547d\u4ee4\u4e2d\u6700\u5e38\u7528\u7684\u547d\u4ee4\uff0c\u7528\u4e8e\u5728\u6587\u4ef6\u4e2d\u67e5\u627e\u5e76\u66ff\u6362\u6307\u5b9a\u7684\u6587\u672c\u3002<\/p>\n<pre>sed 's\/old_text\/new_text\/g' file<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cold_text\u4e3a\u8981\u67e5\u627e\u7684\u6587\u672c\uff0cnew_text\u4e3a\u8981\u66ff\u6362\u7684\u65b0\u6587\u672c\uff0cg\u8868\u793a\u5168\u5c40\u66ff\u6362\u3002<\/p>\n<\/li>\n<li>\n<p>\u5220\u9664\u547d\u4ee4d\uff1a<br \/>\u5220\u9664\u547d\u4ee4d\u53ef\u4ee5\u5220\u9664\u6307\u5b9a\u7684\u884c\u3002<\/p>\n<pre>sed 'nd' file<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cn\u4e3a\u8981\u5220\u9664\u7684\u884c\u53f7\u3002<\/p>\n<\/li>\n<li>\n<p>\u63d2\u5165\u547d\u4ee4i\uff1a<br \/>\u63d2\u5165\u547d\u4ee4i\u53ef\u4ee5\u5728\u6307\u5b9a\u7684\u884c\u524d\u63d2\u5165\u65b0\u7684\u6587\u672c\u3002<\/p>\n<pre>sed 'ni\new_text' file<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cn\u4e3a\u8981\u63d2\u5165\u7684\u884c\u53f7\uff0cnew_text\u4e3a\u8981\u63d2\u5165\u7684\u65b0\u6587\u672c\u3002<\/p>\n<\/li>\n<li>\n<p>\u8ffd\u52a0\u547d\u4ee4a\uff1a<br \/>\u8ffd\u52a0\u547d\u4ee4a\u53ef\u4ee5\u5728\u6307\u5b9a\u7684\u884c\u540e\u8ffd\u52a0\u65b0\u7684\u6587\u672c\u3002<\/p>\n<pre>sed 'na\new_text' file<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cn\u4e3a\u8981\u8ffd\u52a0\u7684\u884c\u53f7\uff0cnew_text\u4e3a\u8981\u8ffd\u52a0\u7684\u65b0\u6587\u672c\u3002<\/p>\n<\/li>\n<li>\n<p>\u8f93\u51fa\u547d\u4ee4p\uff1a<br \/>\u8f93\u51fa\u547d\u4ee4p\u53ef\u4ee5\u663e\u793a\u6307\u5b9a\u884c\u6216\u6307\u5b9a\u6587\u672c\u3002<\/p>\n<pre>sed -n 'np' file<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cn\u4e3a\u8981\u663e\u793a\u7684\u884c\u53f7\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u56db\u3001\u4f7f\u7528sed\u547d\u4ee4\u8fdb\u884c\u65e5\u5fd7\u5206\u6790\u548c\u5904\u7406\u7684\u793a\u4f8b\uff1a<\/p>\n<ol>\n<li>\n<p>\u7edf\u8ba1\u65e5\u5fd7\u4e2d\u51fa\u73b0\u67d0\u4e2a\u5173\u952e\u5b57\u7684\u884c\u6570\uff1a<\/p>\n<pre>sed -n '\/keyword\/p' logfile | wc -l<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u5c06\u65e5\u5fd7\u4e2d\u7684\u65f6\u95f4\u683c\u5f0f\u7edf\u4e00\uff1a<\/p>\n<pre>sed 's\/[0-9][0-9]:[0-9][0-9]:[0-9][0-9]\/[hh:mm:ss]\/g' logfile<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u5220\u9664\u65e5\u5fd7\u4e2d\u7684\u7a7a\u884c\uff1a<\/p>\n<pre>sed '\/^$\/d' logfile<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<\/ol>\n<p>\u7ed3\u8bba\uff1a<br \/>\u5728Linux\u73af\u5883\u4e2d\uff0c\u4f7f\u7528sed\u547d\u4ee4\u53ef\u4ee5\u5bf9\u65e5\u5fd7\u6587\u4ef6\u8fdb\u884c\u9ad8\u6548\u7684\u5206\u6790\u548c\u5904\u7406\u3002\u672c\u6587\u4ecb\u7ecd\u4e86sed\u547d\u4ee4\u7684\u57fa\u672c\u4f7f\u7528\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5e38\u7528\u7684sed\u547d\u4ee4\u793a\u4f8b\uff0c\u4f9b\u8bfb\u8005\u53c2\u8003\u3002\u901a\u8fc7\u7075\u6d3b\u8fd0\u7528sed\u547d\u4ee4\uff0c\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u5bf9\u65e5\u5fd7\u6587\u4ef6\u7684\u5904\u7406\u6548\u7387\uff0c\u5b9e\u73b0\u65e5\u5fd7\u7684\u5206\u6790\u548c\u5904\u7406\u76ee\u6807\u3002\u5e0c\u671b\u672c\u6587\u5bf9\u8bfb\u8005\u80fd\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u5728Linux\u4e2d\u4f7f\u7528sed\u547d\u4ee4\u8fdb\u884c\u65e5\u5fd7\u5206\u6790\u548c\u5904\u7406\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u5728\u4e2d\u4f7f\u7528sed\u547d\u4ee4\u8fdb\u884c\u65e5\u5fd7\u5206\u6790\u548c\u5904\u7406\uff1f 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\u767b\u5f55\u540e\u590d\u5236 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-61939","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/61939","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=61939"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/61939\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=61939"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=61939"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=61939"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}