{"id":63103,"date":"2025-04-29T10:39:36","date_gmt":"2025-04-29T02:39:36","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63103\/"},"modified":"2025-04-29T10:39:36","modified_gmt":"2025-04-29T02:39:36","slug":"linux%e6%96%87%e4%bb%b6%e6%93%8d%e4%bd%9c%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%88%a0%e9%99%a4%e6%9c%ab%e5%b0%be%e5%a4%9a%e8%a1%8c%e5%86%85%e5%ae%b9-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63103\/","title":{"rendered":"Linux\u6587\u4ef6\u64cd\u4f5c\u6280\u5de7\uff1a\u5220\u9664\u672b\u5c3e\u591a\u884c\u5185\u5bb9"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/000\/164\/170928775031137.jpg\" class=\"aligncenter\" title=\"Linux\u6587\u4ef6\u64cd\u4f5c\u6280\u5de7\uff1a\u5220\u9664\u672b\u5c3e\u591a\u884c\u5185\u5bb9\u63d2\u56fe\" alt=\"Linux\u6587\u4ef6\u64cd\u4f5c\u6280\u5de7\uff1a\u5220\u9664\u672b\u5c3e\u591a\u884c\u5185\u5bb9\u63d2\u56fe\" \/><\/p>\n<p>\u5f53\u4f7f\u7528Linux\u64cd\u4f5c\u7cfb\u7edf\u8fdb\u884c\u6587\u4ef6\u5904\u7406\u65f6\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u9700\u8981\u5220\u9664\u6587\u4ef6\u672b\u5c3e\u7684\u591a\u884c\u5185\u5bb9\u7684\u60c5\u51b5\u3002\u8fd9\u79cd\u64cd\u4f5c\u901a\u5e38\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e9b\u7b80\u5355\u7684\u547d\u4ee4\u6765\u5b9e\u73b0\uff0c\u4e0b\u9762\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u7528\u7684Linux\u6587\u4ef6\u64cd\u4f5c\u6280\u5de7\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528sed\u547d\u4ee4\u5220\u9664\u672b\u5c3e\u591a\u884c\u5185\u5bb9\uff1a<\/li>\n<\/ol>\n<p>sed\u547d\u4ee4\u662f\u4e00\u4e2a\u6d41\u7f16\u8f91\u5668\uff0c\u53ef\u4ee5\u7528\u6765\u5bf9\u6587\u672c\u8fdb\u884c\u5904\u7406\u3002\u901a\u8fc7\u7ed3\u5408sed\u547d\u4ee4\u548c\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u53ef\u4ee5\u5f88\u65b9\u4fbf\u5730\u5220\u9664\u6587\u4ef6\u672b\u5c3e\u7684\u591a\u884c\u5185\u5bb9\u3002<\/p>\n<p>\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>sed -i '$d' file.txt<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd9\u6761\u547d\u4ee4\u4e2d\uff0c-i\u8868\u793a\u76f4\u63a5\u4fee\u6539\u6587\u4ef6\u5185\u5bb9\uff0c$\u8868\u793a\u5339\u914d\u6587\u4ef6\u7684\u672b\u5c3e\u884c\uff0cd\u8868\u793a\u5220\u9664\u5339\u914d\u5230\u7684\u884c\u3002\u6267\u884c\u8fd9\u6761\u547d\u4ee4\u540e\uff0c\u6587\u4ef6file.txt\u672b\u5c3e\u7684\u4e00\u884c\u5185\u5bb9\u5c06\u88ab\u5220\u9664\u3002<\/p>\n<p>\u5982\u679c\u9700\u8981\u5220\u9664\u672b\u5c3e\u7684\u591a\u884c\u5185\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\uff1a<\/p>\n<pre>sed -i '{start_line_number},{end_line_number}d' file.txt<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5176\u4e2d{start_line_number}\u662f\u4ece\u672b\u5c3e\u5f00\u59cb\u9700\u8981\u5220\u9664\u7684\u8d77\u59cb\u884c\u53f7\uff0c{end_line_number}\u662f\u8981\u5220\u9664\u7684\u7ed3\u675f\u884c\u53f7\u3002\u6267\u884c\u8fd9\u6761\u547d\u4ee4\u540e\uff0c\u6587\u4ef6file.txt\u4e2d\u4ece\u8d77\u59cb\u884c\u5230\u7ed3\u675f\u884c\u7684\u5185\u5bb9\u5c06\u88ab\u5220\u9664\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528head\u547d\u4ee4\u5220\u9664\u672b\u5c3e\u591a\u884c\u5185\u5bb9\uff1a<\/li>\n<\/ol>\n<p>head\u547d\u4ee4\u901a\u5e38\u7528\u6765\u663e\u793a\u6587\u4ef6\u7684\u5934\u90e8\u5185\u5bb9\uff0c\u4f46\u4e5f\u53ef\u4ee5\u7ed3\u5408-n\u53c2\u6570\u6765\u9009\u62e9\u663e\u793a\u6587\u4ef6\u7684\u524d\u51e0\u884c\u5185\u5bb9\u3002<\/p>\n<p>\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>head -n -$N file.txt &amp;gt; temp.txt &amp;amp;&amp;amp; mv temp.txt file.txt<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5176\u4e2d$N\u8868\u793a\u9700\u8981\u5220\u9664\u7684\u884c\u6570\u3002\u8fd9\u6761\u547d\u4ee4\u4e2d\uff0chead -n -$N file.txt\u4f1a\u5c06\u6587\u4ef6\u9664\u4e86\u672b\u5c3eN\u884c\u4e4b\u5916\u7684\u5185\u5bb9\u8f93\u51fa\u5230temp.txt\u4e34\u65f6\u6587\u4ef6\u4e2d\uff0c\u7136\u540e\u901a\u8fc7mv\u547d\u4ee4\u91cd\u65b0\u5c06\u4e34\u65f6\u6587\u4ef6\u91cd\u547d\u540d\u4e3a\u539f\u6587\u4ef6\u540dfile.txt\uff0c\u4ece\u800c\u8fbe\u5230\u5220\u9664\u672b\u5c3e\u591a\u884c\u7684\u6548\u679c\u3002<\/p>\n<p>\u901a\u8fc7\u4e0a\u8ff0\u4ecb\u7ecd\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528sed\u547d\u4ee4\u6216head\u547d\u4ee4\u6765\u5220\u9664\u6587\u4ef6\u672b\u5c3e\u7684\u591a\u884c\u5185\u5bb9\uff0c\u5b9e\u73b0\u6587\u4ef6\u7684\u5feb\u901f\u5904\u7406\u3002\u540c\u65f6\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u8fdb\u884c\u8c03\u6574\uff0c\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u6280\u5de7\u6765\u63d0\u9ad8\u6587\u4ef6\u64cd\u4f5c\u7684\u6548\u7387\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fLinux\u6587\u4ef6\u64cd\u4f5c\u6280\u5de7\uff1a\u5220\u9664\u672b\u5c3e\u591a\u884c\u5185\u5bb9\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>\u5f53\u4f7f\u7528Linux\u64cd\u4f5c\u7cfb\u7edf\u8fdb\u884c\u6587\u4ef6\u5904\u7406\u65f6\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u9700\u8981\u5220\u9664\u6587\u4ef6\u672b\u5c3e\u7684\u591a\u884c\u5185\u5bb9\u7684\u60c5\u51b5\u3002\u8fd9\u79cd\u64cd\u4f5c\u901a\u5e38\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e9b\u7b80\u5355\u7684\u547d\u4ee4\u6765\u5b9e\u73b0\uff0c\u4e0b\u9762\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u7528\u7684Linux\u6587\u4ef6\u64cd\u4f5c\u6280\u5de7\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002 \u4f7f\u7528sed\u547d\u4ee4\u5220\u9664\u672b\u5c3e\u591a\u884c\u5185\u5bb9\uff1a sed\u547d\u4ee4\u662f\u4e00\u4e2a\u6d41\u7f16\u8f91\u5668\uff0c\u53ef\u4ee5\u7528\u6765\u5bf9\u6587\u672c\u8fdb\u884c\u5904\u7406\u3002\u901a\u8fc7\u7ed3\u5408sed\u547d\u4ee4\u548c\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u53ef\u4ee5\u5f88\u65b9\u4fbf\u5730\u5220\u9664\u6587\u4ef6\u672b\u5c3e\u7684\u591a\u884c\u5185\u5bb9\u3002 \u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a sed -i &#8216;$d&#8217; file.txt \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u6761\u547d\u4ee4\u4e2d\uff0c-i\u8868\u793a\u76f4\u63a5\u4fee\u6539\u6587\u4ef6\u5185\u5bb9\uff0c$\u8868\u793a\u5339\u914d\u6587\u4ef6\u7684\u672b\u5c3e\u884c\uff0cd\u8868\u793a\u5220\u9664\u5339\u914d\u5230\u7684\u884c\u3002\u6267\u884c\u8fd9\u6761\u547d\u4ee4\u540e\uff0c\u6587\u4ef6file.txt\u672b\u5c3e\u7684\u4e00\u884c\u5185\u5bb9\u5c06\u88ab\u5220\u9664\u3002 \u5982\u679c\u9700\u8981\u5220\u9664\u672b\u5c3e\u7684\u591a\u884c\u5185\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\uff1a sed -i &#8216;{start_line_number},{end_line_number}d&#8217; file.txt \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d{start_line_number}\u662f\u4ece\u672b\u5c3e\u5f00\u59cb\u9700\u8981\u5220\u9664\u7684\u8d77\u59cb\u884c\u53f7\uff0c{end_line_number}\u662f\u8981\u5220\u9664\u7684\u7ed3\u675f\u884c\u53f7\u3002\u6267\u884c\u8fd9\u6761\u547d\u4ee4\u540e\uff0c\u6587\u4ef6file.txt\u4e2d\u4ece\u8d77\u59cb\u884c\u5230\u7ed3\u675f\u884c\u7684\u5185\u5bb9\u5c06\u88ab\u5220\u9664\u3002 \u4f7f\u7528head\u547d\u4ee4\u5220\u9664\u672b\u5c3e\u591a\u884c\u5185\u5bb9\uff1a head\u547d\u4ee4\u901a\u5e38\u7528\u6765\u663e\u793a\u6587\u4ef6\u7684\u5934\u90e8\u5185\u5bb9\uff0c\u4f46\u4e5f\u53ef\u4ee5\u7ed3\u5408-n\u53c2\u6570\u6765\u9009\u62e9\u663e\u793a\u6587\u4ef6\u7684\u524d\u51e0\u884c\u5185\u5bb9\u3002 \u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a head -n -$N file.txt &amp;gt; temp.txt &amp;amp;&amp;amp; mv temp.txt file.txt \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d$N\u8868\u793a\u9700\u8981\u5220\u9664\u7684\u884c\u6570\u3002\u8fd9\u6761\u547d\u4ee4\u4e2d\uff0chead -n -$N file.txt\u4f1a\u5c06\u6587\u4ef6\u9664\u4e86\u672b\u5c3eN\u884c\u4e4b\u5916\u7684\u5185\u5bb9\u8f93\u51fa\u5230temp.txt\u4e34\u65f6\u6587\u4ef6\u4e2d\uff0c\u7136\u540e\u901a\u8fc7mv\u547d\u4ee4\u91cd\u65b0\u5c06\u4e34\u65f6\u6587\u4ef6\u91cd\u547d\u540d\u4e3a\u539f\u6587\u4ef6\u540dfile.txt\uff0c\u4ece\u800c\u8fbe\u5230\u5220\u9664\u672b\u5c3e\u591a\u884c\u7684\u6548\u679c\u3002 \u901a\u8fc7\u4e0a\u8ff0\u4ecb\u7ecd\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528sed\u547d\u4ee4\u6216head\u547d\u4ee4\u6765\u5220\u9664\u6587\u4ef6\u672b\u5c3e\u7684\u591a\u884c\u5185\u5bb9\uff0c\u5b9e\u73b0\u6587\u4ef6\u7684\u5feb\u901f\u5904\u7406\u3002\u540c\u65f6\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u8fdb\u884c\u8c03\u6574\uff0c\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u6280\u5de7\u6765\u63d0\u9ad8\u6587\u4ef6\u64cd\u4f5c\u7684\u6548\u7387\u3002 \u4ee5\u4e0a\u5c31\u662fLinux\u6587\u4ef6\u64cd\u4f5c\u6280\u5de7\uff1a\u5220\u9664\u672b\u5c3e\u591a\u884c\u5185\u5bb9\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/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-63103","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63103","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=63103"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63103\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=63103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=63103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=63103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}