{"id":51591,"date":"2024-12-03T17:30:13","date_gmt":"2024-12-03T09:30:13","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51591\/"},"modified":"2024-12-03T17:30:13","modified_gmt":"2024-12-03T09:30:13","slug":"%e6%b7%b1%e5%85%a5%e6%8e%a2%e8%ae%a8linux%e4%b8%ad%e7%89%b9%e6%ae%8a%e5%ad%97%e7%ac%a6%e7%9a%84%e4%bd%9c%e7%94%a8%e5%92%8c%e7%94%a8%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51591\/","title":{"rendered":"\u6df1\u5165\u63a2\u8ba8Linux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u4f5c\u7528\u548c\u7528\u6cd5"},"content":{"rendered":"

<\/b> <\/p>\n

\u6df1\u5165\u63a2\u8ba8Linux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u4f5c\u7528\u548c\u7528\u6cd5<\/h1>\n

\u79ef\u7d2f\u77e5\u8bc6\uff0c\u80dc\u8fc7\u79ef\u84c4\u91d1\u94f6\uff01\u6bd5\u7adf\u5728\u6587\u7ae0\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u9047\u5230\u5404\u79cd\u5404\u6837\u7684\u95ee\u9898\uff0c\u5f80\u5f80\u90fd\u662f\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u6ca1\u6709\u638c\u63e1\u597d\u800c\u5bfc\u81f4\u7684\uff0c\u56e0\u6b64\u57fa\u7840\u77e5\u8bc6\u70b9\u7684\u79ef\u7d2f\u662f\u5f88\u91cd\u8981\u7684\u3002\u4e0b\u9762\u672c\u6587\u300a\u6df1\u5165\u63a2\u8ba8Linux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u4f5c\u7528\u548c\u7528\u6cd5\u300b\uff0c\u5c31\u5e26\u5927\u5bb6\u8bb2\u89e3\u4e00\u4e0b\u77e5\u8bc6\u70b9\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~<\/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. *<\/code>\uff1a\u4ee3\u8868\u96f6\u4e2a\u6216\u591a\u4e2a\u5b57\u7b26\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u6240\u6709\u4ee5.txt<\/code>\u7ed3\u5c3e\u7684\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4ls *.txt<\/code>\u3002<\/li>\n
  2. ?<\/code>\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 ??????<\/code>\u3002<\/li>\n
  3. []<\/code>\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]*<\/code>\u3002<\/li>\n<\/ol>\n

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

      \n
    1. ><\/code>\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<\/code>\u547d\u4ee4\u7684\u8f93\u51fa\u5199\u5165file.txt<\/code>\u6587\u4ef6\uff1als > file.txt<\/code>\u3002<\/li>\n
    2. >><\/code>\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<\/code>\u547d\u4ee4\u7684\u8f93\u51fa\u8ffd\u52a0\u5230file.txt<\/code>\u6587\u4ef6\uff1als >> file.txt<\/code>\u3002<\/li>\n
    3. <<\/code>\uff1a\u4ece\u6307\u5b9a\u6587\u4ef6\u4e2d\u8bfb\u53d6\u8f93\u5165\u3002\u4f8b\u5982\uff0c\u4f7f\u7528cat<\/code>\u547d\u4ee4\u8bfb\u53d6file.txt<\/code>\u6587\u4ef6\u7684\u5185\u5bb9\uff1acat < file.txt<\/code>\u3002<\/li>\n<\/ol>\n

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

      |<\/code>\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<\/code>\u7684\u65e5\u5fd7\u6587\u4ef6\u884c\u6570\uff1acat logfile | grep error | wc -l<\/code>\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\uff1a<\/code>touch file name.txt`\u3002<\/p>\n

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

      {}<\/code>\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{}<\/code>\u3002\u5982\u5c06\u591a\u4e2a\u6587\u4ef6\u6539\u540d\u4e3afile1.txt, file2.txt, file3.txt<\/code>\uff1amv file{1..3}.txt<\/code>\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

      \u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u6df1\u5165\u63a2\u8ba8Linux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u4f5c\u7528\u548c\u7528\u6cd5\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n

      \n
      <\/dt>\n
      \n Golang\u5982\u4f55\u5c06\u65e0\u7b26\u53f7\u6574\u6570\u7c7b\u578b\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u7c7b\u578b\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"

      \u6df1\u5165\u63a2\u8ba8Linux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u4f5c\u7528\u548c\u7528\u6cd5 \u79ef\u7d2f\u77e5\u8bc6\uff0c\u80dc\u8fc7\u79ef\u84c4\u91d1\u94f6\uff01\u6bd5\u7adf\u5728\u6587\u7ae0\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u9047\u5230\u5404\u79cd\u5404\u6837\u7684\u95ee\u9898\uff0c\u5f80\u5f80\u90fd\u662f\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u6ca1\u6709\u638c\u63e1\u597d\u800c\u5bfc\u81f4\u7684\uff0c\u56e0\u6b64\u57fa\u7840\u77e5\u8bc6\u70b9\u7684\u79ef\u7d2f\u662f\u5f88\u91cd\u8981\u7684\u3002\u4e0b\u9762\u672c\u6587\u300a\u6df1\u5165\u63a2\u8ba8Linux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u4f5c\u7528\u548c\u7528\u6cd5\u300b\uff0c\u5c31\u5e26\u5927\u5bb6\u8bb2\u89e3\u4e00\u4e0b\u77e5\u8bc6\u70b9\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~ \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 <\uff1a\u4ece\u6307\u5b9a\u6587\u4ef6\u4e2d\u8bfb\u53d6\u8f93\u5165\u3002\u4f8b\u5982\uff0c\u4f7f\u7528cat\u547d\u4ee4\u8bfb\u53d6file.txt\u6587\u4ef6\u7684\u5185\u5bb9\uff1acat < 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 \u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u6df1\u5165\u63a2\u8ba8Linux\u4e2d\u7279\u6b8a\u5b57\u7b26\u7684\u4f5c\u7528\u548c\u7528\u6cd5\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01 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