{"id":63208,"date":"2025-04-29T16:31:02","date_gmt":"2025-04-29T08:31:02","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63208\/"},"modified":"2025-04-29T16:31:02","modified_gmt":"2025-04-29T08:31:02","slug":"linux%e4%b8%ad%e7%89%b9%e6%ae%8a%e5%ad%97%e7%ac%a6%e7%9a%84%e5%8a%9f%e8%83%bd%e5%8f%8a%e7%94%a8%e6%b3%95%e8%af%a6%e8%a7%a3-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63208\/","title":{"rendered":"Linux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u529f\u80fd\u53ca\u7528\u6cd5\u8be6\u89e3"},"content":{"rendered":"

\"Linux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u529f\u80fd\u53ca\u7528\u6cd5\u8be6\u89e3\u63d2\u56fe\"<\/p>\n

\u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u7279\u6b8a\u5b57\u7b26\u662f\u4e00\u79cd\u975e\u5e38\u91cd\u8981\u7684\u5143\u7d20\uff0c\u5b83\u4eec\u6709\u7740\u7279\u5b9a\u7684\u529f\u80fd\u548c\u7528\u6cd5\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u89e3\u91caLinux\u4e2d\u4e00\u4e9b\u5e38\u89c1\u7684\u7279\u6b8a\u5b57\u7b26\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u7528\u6cd5\u548c\u793a\u4f8b\u4ee3\u7801\u3002<\/p>\n

\u4e00\u3001\u901a\u914d\u7b26<\/p>\n

    \n
  1. *\uff1a\u4ee3\u8868\u96f6\u4e2a\u6216\u591a\u4e2a\u5b57\u7b26\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u6240\u6709\u4ee5.txt\u7ed3\u5c3e\u7684\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4ls *.txt\u3002<\/li>\n
  2. ?\uff1a\u4ee3\u8868\u4e00\u4e2a\u4efb\u610f\u5b57\u7b26\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u4e00\u4e2a6\u4e2a\u5b57\u7b26\u7ec4\u6210\u7684\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4ls ??????\u3002<\/li>\n
  3. []\uff1a\u7528\u4e8e\u5339\u914d\u6307\u5b9a\u8303\u56f4\u5185\u7684\u5b57\u7b26\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u4ee5\u6570\u5b57\u5f00\u5934\u7684\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4ls [0-9]*\u3002<\/li>\n<\/ol>\n

    \u4e8c\u3001\u91cd\u5b9a\u5411\u7b26\u53f7<\/p>\n

      \n
    1. >\uff1a\u5c06\u8f93\u51fa\u91cd\u5b9a\u5411\u5230\u6307\u5b9a\u6587\u4ef6\uff0c\u4f1a\u8986\u76d6\u539f\u6709\u5185\u5bb9\u3002\u4f8b\u5982\uff0c\u5c06ls\u547d\u4ee4\u7684\u8f93\u51fa\u5199\u5165file.txt\u6587\u4ef6\uff1als > file.txt\u3002<\/li>\n
    2. >>\uff1a\u5c06\u8f93\u51fa\u8ffd\u52a0\u5230\u6307\u5b9a\u6587\u4ef6\uff0c\u4e0d\u4f1a\u8986\u76d6\u539f\u6709\u5185\u5bb9\u3002\u4f8b\u5982\uff0c\u5c06ls\u547d\u4ee4\u7684\u8f93\u51fa\u8ffd\u52a0\u5230file.txt\u6587\u4ef6\uff1als >> file.txt\u3002<\/li>\n
    3. <\/li>\n<\/ol>\n

      \u4e09\u3001\u7ba1\u9053\u7b26\u53f7<\/p>\n

      |\uff1a\u7528\u4e8e\u5c06\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u51fa\u4f20\u9012\u7ed9\u53e6\u4e00\u4e2a\u547d\u4ee4\u4f5c\u4e3a\u8f93\u5165\u3002\u4f8b\u5982\uff0c\u67e5\u627e\u5305\u542b\u5173\u952e\u8bcderror\u7684\u65e5\u5fd7\u6587\u4ef6\u884c\u6570\uff1acat logfile | grep error | wc -l\u3002<\/p>\n

      \u56db\u3001\u8f6c\u4e49\u5b57\u7b26<\/p>\n

      `\uff1a\u7528\u4e8e\u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26\uff0c\u4f7f\u5176\u5931\u53bb\u7279\u6b8a\u542b\u4e49\u3002\u4f8b\u5982\uff0c\u8981\u5728\u6587\u4ef6\u540d\u4e2d\u4f7f\u7528\u7a7a\u683c\u4f5c\u4e3a\u5b57\u7b26\u800c\u4e0d\u662f\u5206\u9694\u7b26\uff0c\u53ef\u4ee5\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26\uff1atouch file name.txt`\u3002<\/p>\n

      \u4e94\u3001\u901a\u914d\u7b26\u548c{}\u7ed3\u5408<\/p>\n

      {}\uff1a\u7528\u4e8e\u751f\u6210\u4e00\u7ec4\u7531\u9017\u53f7\u5206\u9694\u7684\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff0c\u8981\u91cd\u547d\u540d\u591a\u4e2a\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528{}\u3002\u5982\u5c06\u591a\u4e2a\u6587\u4ef6\u6539\u540d\u4e3afile1.txt, file2.txt, file3.txt\uff1amv file{1..3}.txt\u3002<\/p>\n

      \u4ee5\u4e0a\u4ec5\u662fLinux\u4e2d\u4e00\u4e9b\u5e38\u89c1\u7279\u6b8a\u5b57\u7b26\u7684\u529f\u80fd\u53ca\u7528\u6cd5\u793a\u4f8b\uff0c\u5b9e\u9645\u8fd0\u7528\u4e2d\u8fd8\u6709\u66f4\u591a\u66f4\u590d\u6742\u7684\u60c5\u51b5\u3002\u719f\u7ec3\u638c\u63e1\u8fd9\u4e9b\u7279\u6b8a\u5b57\u7b26\u7684\u4f7f\u7528\uff0c\u80fd\u591f\u8ba9\u6211\u4eec\u5728Linux\u547d\u4ee4\u884c\u4e0b\u66f4\u52a0\u9ad8\u6548\u5730\u64cd\u4f5c\u6587\u4ef6\u548c\u6570\u636e\u3002<\/p>\n

      \u4ee5\u4e0a\u5c31\u662fLinux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u529f\u80fd\u53ca\u7528\u6cd5\u8be6\u89e3\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

      \u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u7279\u6b8a\u5b57\u7b26\u662f\u4e00\u79cd\u975e\u5e38\u91cd\u8981\u7684\u5143\u7d20\uff0c\u5b83\u4eec\u6709\u7740\u7279\u5b9a\u7684\u529f\u80fd\u548c\u7528\u6cd5\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u89e3\u91caLinux\u4e2d\u4e00\u4e9b\u5e38\u89c1\u7684\u7279\u6b8a\u5b57\u7b26\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u7528\u6cd5\u548c\u793a\u4f8b\u4ee3\u7801\u3002 \u4e00\u3001\u901a\u914d\u7b26 *\uff1a\u4ee3\u8868\u96f6\u4e2a\u6216\u591a\u4e2a\u5b57\u7b26\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u6240\u6709\u4ee5.txt\u7ed3\u5c3e\u7684\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4ls *.txt\u3002 ?\uff1a\u4ee3\u8868\u4e00\u4e2a\u4efb\u610f\u5b57\u7b26\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u4e00\u4e2a6\u4e2a\u5b57\u7b26\u7ec4\u6210\u7684\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4ls ??????\u3002 []\uff1a\u7528\u4e8e\u5339\u914d\u6307\u5b9a\u8303\u56f4\u5185\u7684\u5b57\u7b26\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u4ee5\u6570\u5b57\u5f00\u5934\u7684\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4ls [0-9]*\u3002 \u4e8c\u3001\u91cd\u5b9a\u5411\u7b26\u53f7 >\uff1a\u5c06\u8f93\u51fa\u91cd\u5b9a\u5411\u5230\u6307\u5b9a\u6587\u4ef6\uff0c\u4f1a\u8986\u76d6\u539f\u6709\u5185\u5bb9\u3002\u4f8b\u5982\uff0c\u5c06ls\u547d\u4ee4\u7684\u8f93\u51fa\u5199\u5165file.txt\u6587\u4ef6\uff1als > file.txt\u3002 >>\uff1a\u5c06\u8f93\u51fa\u8ffd\u52a0\u5230\u6307\u5b9a\u6587\u4ef6\uff0c\u4e0d\u4f1a\u8986\u76d6\u539f\u6709\u5185\u5bb9\u3002\u4f8b\u5982\uff0c\u5c06ls\u547d\u4ee4\u7684\u8f93\u51fa\u8ffd\u52a0\u5230file.txt\u6587\u4ef6\uff1als >> file.txt\u3002 \u4e09\u3001\u7ba1\u9053\u7b26\u53f7 |\uff1a\u7528\u4e8e\u5c06\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u51fa\u4f20\u9012\u7ed9\u53e6\u4e00\u4e2a\u547d\u4ee4\u4f5c\u4e3a\u8f93\u5165\u3002\u4f8b\u5982\uff0c\u67e5\u627e\u5305\u542b\u5173\u952e\u8bcderror\u7684\u65e5\u5fd7\u6587\u4ef6\u884c\u6570\uff1acat logfile | grep error | wc -l\u3002 \u56db\u3001\u8f6c\u4e49\u5b57\u7b26 `\uff1a\u7528\u4e8e\u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26\uff0c\u4f7f\u5176\u5931\u53bb\u7279\u6b8a\u542b\u4e49\u3002\u4f8b\u5982\uff0c\u8981\u5728\u6587\u4ef6\u540d\u4e2d\u4f7f\u7528\u7a7a\u683c\u4f5c\u4e3a\u5b57\u7b26\u800c\u4e0d\u662f\u5206\u9694\u7b26\uff0c\u53ef\u4ee5\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26\uff1atouch file name.txt`\u3002 \u4e94\u3001\u901a\u914d\u7b26\u548c{}\u7ed3\u5408 {}\uff1a\u7528\u4e8e\u751f\u6210\u4e00\u7ec4\u7531\u9017\u53f7\u5206\u9694\u7684\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff0c\u8981\u91cd\u547d\u540d\u591a\u4e2a\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528{}\u3002\u5982\u5c06\u591a\u4e2a\u6587\u4ef6\u6539\u540d\u4e3afile1.txt, file2.txt, file3.txt\uff1amv file{1..3}.txt\u3002 \u4ee5\u4e0a\u4ec5\u662fLinux\u4e2d\u4e00\u4e9b\u5e38\u89c1\u7279\u6b8a\u5b57\u7b26\u7684\u529f\u80fd\u53ca\u7528\u6cd5\u793a\u4f8b\uff0c\u5b9e\u9645\u8fd0\u7528\u4e2d\u8fd8\u6709\u66f4\u591a\u66f4\u590d\u6742\u7684\u60c5\u51b5\u3002\u719f\u7ec3\u638c\u63e1\u8fd9\u4e9b\u7279\u6b8a\u5b57\u7b26\u7684\u4f7f\u7528\uff0c\u80fd\u591f\u8ba9\u6211\u4eec\u5728Linux\u547d\u4ee4\u884c\u4e0b\u66f4\u52a0\u9ad8\u6548\u5730\u64cd\u4f5c\u6587\u4ef6\u548c\u6570\u636e\u3002 \u4ee5\u4e0a\u5c31\u662fLinux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u529f\u80fd\u53ca\u7528\u6cd5\u8be6\u89e3\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-63208","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63208","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=63208"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63208\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=63208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=63208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=63208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}