{"id":52297,"date":"2024-12-03T17:30:33","date_gmt":"2024-12-03T09:30:33","guid":{"rendered":"https:\/\/fwq.ai\/blog\/52297\/"},"modified":"2024-12-03T17:30:33","modified_gmt":"2024-12-03T09:30:33","slug":"linux%e7%bb%9d%e5%af%b9%e8%b7%af%e5%be%84%e4%b8%8e%e7%9b%b8%e5%af%b9%e8%b7%af%e5%be%84%e7%9a%84%e6%a6%82%e5%bf%b5%e6%98%af%e4%bb%80%e4%b9%88","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/52297\/","title":{"rendered":"Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48<\/h1>\n<p>\u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300aLinux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002<\/p>\n<\/p>\n<blockquote>\n<p>\u5728Linux\u4e2d\uff0c\u7edd\u5bf9\u8def\u5f84\u662f\u6307\u59cb\u7ec8\u4ece\u6839\u76ee\u5f55\u201c\/\u201d\u5f00\u59cb\u5199\u8d77\u7684\u6587\u4ef6\u8def\u5f84\uff0c\u76f8\u5bf9\u8def\u5f84\u662f\u4ece\u5f53\u524d\u6240\u5728\u7684\u5de5\u4f5c\u76ee\u5f55\u5f00\u59cb\u5199\u8d77\u7684\u6587\u4ef6\u8def\u5f84\u3002\u7edd\u5bf9\u8def\u5f84\u662f\u76f8\u5bf9\u4e8e\u6839\u8def\u5f84\u201c\/\u201d\u7684\uff0c\u53ea\u8981\u6587\u4ef6\u4e0d\u79fb\u52a8\u4f4d\u7f6e\uff0c\u90a3\u4e48\u5b83\u7684\u7edd\u5bf9\u8def\u5f84\u662f\u6052\u5b9a\u4e0d\u53d8\u7684\uff1b\u800c\u76f8\u5bf9\u8def\u5f84\u662f\u76f8\u5bf9\u4e8e\u5f53\u524d\u6240\u5728\u76ee\u5f55\u800c\u8a00\u7684\uff0c\u968f\u7740\u7a0b\u5e8f\u7684\u6267\u884c\uff0c\u5f53\u524d\u6240\u5728\u76ee\u5f55\u53ef\u80fd\u4f1a\u6539\u53d8\uff0c\u56e0\u6b64\u6587\u4ef6\u7684\u76f8\u5bf9\u8def\u5f84\u4e0d\u662f\u56fa\u5b9a\u4e0d\u53d8\u7684\u3002<\/p>\n<\/blockquote>\n<p><strong>Linux\u4e2d\u4ec0\u4e48\u662f\u76f8\u5bf9\u8def\u5f84<\/strong><\/p>\n<p>\u8def\u5f84\u662fLinux\u4e2d\u6700\u57fa\u672c\u7684\u6982\u5ff5\u4e4b\u4e00\uff0c\u8fd9\u662f\u6bcf\u4e2aLinux\u7528\u6237\u90fd\u5fc5\u987b\u77e5\u9053\u7684\u3002<\/p>\n<p>\u5728 Linux \u4e2d\uff0c\u8def\u5f84\u662f\u6307\u6587\u4ef6\u548c\u76ee\u5f55\u7684\u5f15\u7528\u65b9\u5f0f\uff1b\u5b83\u7ed9\u51fa\u4e86\u6587\u4ef6\u6216\u76ee\u5f55\u5728 Linux \u76ee\u5f55\u7ed3\u6784\u4e2d\u7684\u4f4d\u7f6e\uff0c\u7531\u540d\u79f0\u548c\u659c\u6760\u7ec4\u6210\u3002\u7b80\u5355\u7684\u7406\u89e3\u4e00\u4e2a\u6587\u4ef6\u7684\u8def\u5f84\uff0c\u6307\u7684\u5c31\u662f\u8be5\u6587\u4ef6\u5b58\u653e\u7684\u4f4d\u7f6e\u3002\u4f8b\u5982\uff0c <code>\/home\/cat<\/code> \u5c31\u8868\u793a\u7684\u662f cat \u6587\u4ef6\u6240\u5b58\u653e\u7684\u4f4d\u7f6e\u3002\u53ea\u8981\u6211\u4eec\u544a\u8bc9 Linux \u7cfb\u7edf\u67d0\u4e2a\u6587\u4ef6\u5b58\u653e\u7684\u51c6\u786e\u4f4d\u7f6e\uff0c\u90a3\u4e48\u5b83\u5c31\u53ef\u4ee5\u627e\u5230\u8fd9\u4e2a\u6587\u4ef6\u3002<\/p>\n<p>\u4f5c\u4e3a\u4e00\u4e2a\u7cfb\u7edf\u7528\u6237\uff0c\u5f53\u60a8\u60f3\u8981\u8bbf\u95ee\u67d0\u4e2a\u6587\u4ef6\u6216\u76ee\u5f55\uff0c\u6216\u8005\u5fc5\u987b\u4e3a\u547d\u4ee4\u6216\u811a\u672c\u6307\u5b9a\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u4f4d\u7f6e\u65f6\uff0c\u5c31\u4f1a\u4f7f\u7528\u8def\u5f84\u3002<\/p>\n<pre>cat&nbsp;\/home\/abhishek\/scripts\/my_script.sh<\/pre>\n<p>\u8bf7\u8bb0\u4f4f\uff0c\u5982\u679c\u8def\u5f84\u4ee5\u659c\u6760\u201c\/\u201d\u5f00\u5934\uff0c\u5219\u7b2c\u4e00\u4e2a\u659c\u6760\u8868\u793a\u6839\uff0c\u8def\u5f84\u4e2d\u7684\u5176\u4f59\u659c\u7ebf\u53ea\u662f\u5206\u9694\u7b26\u3002\u521d\u5b66\u8005\u7ecf\u5e38\u6df7\u6dc6\u6839\u659c\u6760\u548c\u5206\u9694\u7b26\u659c\u6760\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240421\/17136983106624f6068454f.jpg\" class=\"aligncenter\" title=\"Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\u63d2\u56fe\" alt=\"Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\u63d2\u56fe\" \/><\/p>\n<p>\u5728\u4e0a\u56fe\u4e2d\uff0c\u7b2c\u4e00\u4e2a\u8def\u5f84\u662f\u4ee5\u6839\u8def\u5f84\uff08\/\uff09\u5f00\u59cb\u7684\uff0c\u7b2c\u4e8c\u4e2a\u8def\u5f84\u4e0d\u662f\u4ee5 \/ \u5f00\u59cb\u7684\u3002\u8fd9\u4e24\u79cd\u5199\u6cd5\u90fd\u662f\u6b63\u786e\u7684\uff0c\u7b2c\u4e00\u4e2a\u662f\u7edd\u5bf9\u8def\u5f84\uff0c\u7b2c\u4e8c\u4e2a\u662f\u76f8\u5bf9\u8def\u5f84\u3002<\/p>\n<p><strong>\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u662f\u4ec0\u4e48<\/strong><\/p>\n<p>\u6307\u660e\u4e00\u4e2a\u6587\u4ef6\u5b58\u653e\u7684\u4f4d\u7f6e\uff0c\u6709 2 \u79cd\u65b9\u6cd5\uff0c\u5206\u522b\u662f\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\u548c\u76f8\u5bf9\u8def\u5f84\u3002<\/p>\n<p>\u6211\u4eec\u77e5\u9053\uff0cLinux \u7cfb\u7edf\u4e2d\u6240\u6709\u7684\u6587\u4ef6\uff08\u76ee\u5f55\uff09\u90fd\u88ab\u7ec4\u7ec7\u6210\u4ee5\u6839\u76ee\u5f55\u201c\/\u201d\u5f00\u59cb\u7684\u5012\u7f6e\u7684\u6811\u72b6\u7ed3\u6784\uff0c\u5982\u56fe 1 \u6240\u793a\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240421\/17136983106624f6068737d.jpg\" class=\"aligncenter\" title=\"Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\u63d2\u56fe1\" alt=\"Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\u63d2\u56fe1\" \/><br \/>\u56fe 1 Linux\u7cfb\u7edf\u6587\u4ef6\u7ec4\u7ec7\u7ed3\u6784\u793a\u610f\u56fe<\/p>\n<p><strong>\u7edd\u5bf9\u8def\u5f84<\/strong><\/p>\n<p>\u7edd\u5bf9\u8def\u5f84\u4e00\u5b9a\u662f\u7531\u6839\u76ee\u5f55 \/ \u5f00\u59cb\u5199\u8d77\uff0c\u6bd4\u5982\uff1a<\/p>\n<pre>\/home\/abhishek\/scripts\/my_scripts.sh<\/pre>\n<p>\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\u7684\u8868\u793a\u65b9\u5f0f\u6307\u660e bin \u6587\u4ef6\u6240\u5728\u7684\u4f4d\u7f6e\uff0c\u8be5\u8def\u5f84\u5e94\u5199\u4e3a \/usr\/bin\uff0c\u6d4b\u8bd5\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>[root@localhost&nbsp;~]#&nbsp;bin\nbash\uff1a&nbsp;bin\uff1a&nbsp;command&nbsp;not&nbsp;found&nbsp;&nbsp;&nbsp;&lt;--&nbsp;\u6ca1\u6709\u627e\u5230\n[root@localhost&nbsp;~]#&nbsp;\/usr\/bin\nbash:&nbsp;\/usr\/bin:&nbsp;is&nbsp;a&nbsp;directory&nbsp;&nbsp;&nbsp;&lt;--&nbsp;\u662f\u4e00\u4e2a\u6587\u4ef6<\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u5982\u679c\u4ec5\u4f20\u9012\u7ed9 Linux \u7cfb\u7edf\u4e00\u4e2a\u6587\u4ef6\u540d\uff0c\u5b83\u65e0\u6cd5\u627e\u5230\u6307\u5b9a\u6587\u4ef6\uff1b\u800c\u5f53\u5c06 bin \u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84\u4f20\u9012 Linux \u7cfb\u7edf\u65f6\uff0c\u5b83\u5c31\u53ef\u4ee5\u6210\u529f\u627e\u5230\u3002<\/p>\n<p><strong>\u76f8\u5bf9\u8def\u5f84<\/strong><\/p>\n<p>\u548c\u7edd\u5bf9\u8def\u5f84\u4e0d\u540c\uff0c\u76f8\u5bf9\u8def\u5f84\u4e0d\u662f\u4ece\u6839\u76ee\u5f55 \/ \u5f00\u59cb\u5199\u8d77\uff0c\u800c\u662f\u4ece\u5f53\u524d\u6240\u5728\u7684\u5de5\u4f5c\u76ee\u5f55\u5f00\u59cb\u5199\u8d77\u3002\u4f7f\u7528\u76f8\u5bf9\u8def\u5f84\u8868\u660e\u67d0\u6587\u4ef6\u7684\u5b58\u50a8\u4f4d\u7f6e\u65f6\uff0c\u7ecf\u5e38\u4f1a\u7528\u5230\u524d\u9762\u8bb2\u5230\u7684 2 \u4e2a\u7279\u6b8a\u76ee\u5f55\uff0c\u5373\u5f53\u524d\u76ee\u5f55\uff08\u7528 . \u8868\u793a\uff09\u548c\u7236\u76ee\u5f55\uff08\u7528 .. \u8868\u793a\uff09\u3002<\/p>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5f53\u6211\u4eec\u4f7f\u7528 root \u8eab\u4efd\u767b\u5f55 Linux \u7cfb\u7edf\u65f6\uff0c\u5f53\u524d\u5de5\u4f5c\u76ee\u5f55\u9ed8\u8ba4\u4e3a \/root\uff0c\u5982\u679c\u6b64\u65f6\u9700\u8981\u5c06\u5f53\u524d\u5de5\u4f5c\u76ee\u5f55\u8c03\u6574\u5230 root \u7684\u5b50\u76ee\u5f55 Desktop \u4e2d\uff0c\u5f53\u7136\u53ef\u4ee5\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\uff0c\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>[root@localhost&nbsp;~]#&nbsp;pwd&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;--&nbsp;\u663e\u793a\u5f53\u524d\u6240\u5728\u7684\u5de5\u4f5c\u8def\u5f84\n\/root\n[root@localhost&nbsp;~]#&nbsp;cd&nbsp;\/root\/Desktop\n[root@localhost&nbsp;Desktop]#&nbsp;pwd\n\/root\/Desktop<\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u901a\u8fc7\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\uff0c\u6211\u4eec\u6210\u529f\u5730\u6539\u53d8\u4e86\u5f53\u524d\u5de5\u4f5c\u8def\u5f84\u3002\u4f46\u9664\u6b64\u4e4b\u5916\uff0c\u4f7f\u7528\u76f8\u5bf9\u8def\u5f84\u7684\u65b9\u5f0f\u4f1a\u66f4\u7b80\u5355\u3002\u56e0\u4e3a\u76ee\u524d\u5904\u4e8e \/root \u7684\u4f4d\u7f6e\uff0c\u800c Desktop \u5c31\u4f4d\u4e8e\u5f53\u524d\u76ee\u5f55\u4e0b\uff0c\u6240\u4ee5\uff1a<\/p>\n<pre>[root@localhost&nbsp;~]#&nbsp;pwd&nbsp;&nbsp;&nbsp;&nbsp;&lt;--&nbsp;\u663e\u793a\u5f53\u524d\u6240\u5728\u7684\u5de5\u4f5c\u8def\u5f84\n\/root\n[root@localhost&nbsp;~]#&nbsp;cd&nbsp;.\/Desktop\n[root@localhost&nbsp;Desktop]#&nbsp;pwd\n\/root\/Desktop<\/pre>\n<p>\u6b64\u4ee3\u7801\u4e2d\uff0c.\/Desktop \u8868\u793a\u7684\u5c31\u662f Destop \u6587\u4ef6\u76f8\u5bf9\u4e8e \/root \u6240\u5728\u7684\u8def\u5f84\u3002<\/p>\n<p>\u518d\u4e3e\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u4ee5 root \u8eab\u4efd\u767b\u5f55 Linux \u7cfb\u7edf\uff0c\u5e76\u5b9e\u73b0\u5c06\u5f53\u524d\u5de5\u4f5c\u76ee\u5f55\u7531 \/root \u8f6c\u6362\u4e3a \/usr \u76ee\u5f55\uff0c\u6709\u4ee5\u4e0b 2 \u79cd\u65b9\u5f0f\uff1a<\/p>\n<pre>#\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\n[root@localhost&nbsp;~]#&nbsp;pwd&nbsp;&lt;--&nbsp;\u663e\u793a\u5f53\u524d\u6240\u5728\u7684\u5de5\u4f5c\u8def\u5f84\n\/root\n[root@localhost&nbsp;~]#&nbsp;cd&nbsp;\/usr\n[root@localhost&nbsp;~]#&nbsp;pwd\n\/usr\n#\u4f7f\u7528\u76f8\u5bf9\u8def\u5f84\n[root@localhost&nbsp;~]#&nbsp;pwd&nbsp;&lt;--&nbsp;\u663e\u793a\u5f53\u524d\u6240\u5728\u7684\u5de5\u4f5c\u8def\u5f84\n\/root\n[root@localhost&nbsp;~]#&nbsp;cd&nbsp;..\/usr&nbsp;&lt;--&nbsp;\u76f8\u5bf9&nbsp;root\uff0cusr&nbsp;\u4f4d\u4e8e\u5176\u7236\u76ee\u5f55&nbsp;\/\uff0c\u56e0\u6b64\u8fd9\u91cc\u8981\u7528\u5230&nbsp;..\n[root@localhost&nbsp;~]#&nbsp;pwd\n\/usr<\/pre>\n<p>\u603b\u4e4b\uff0c\u7edd\u5bf9\u8def\u5f84\u662f\u76f8\u5bf9\u4e8e\u6839\u8def\u5f84 \/ \u7684\uff0c\u53ea\u8981\u6587\u4ef6\u4e0d\u79fb\u52a8\u4f4d\u7f6e\uff0c\u90a3\u4e48\u5b83\u7684\u7edd\u5bf9\u8def\u5f84\u662f\u6052\u5b9a\u4e0d\u53d8\u7684\uff1b\u800c\u76f8\u5bf9\u8def\u5f84\u662f\u76f8\u5bf9\u4e8e\u5f53\u524d\u6240\u5728\u76ee\u5f55\u800c\u8a00\u7684\uff0c\u968f\u7740\u7a0b\u5e8f\u7684\u6267\u884c\uff0c\u5f53\u524d\u6240\u5728\u76ee\u5f55\u53ef\u80fd\u4f1a\u6539\u53d8\uff0c\u56e0\u6b64\u6587\u4ef6\u7684\u76f8\u5bf9\u8def\u5f84\u4e0d\u662f\u56fa\u5b9a\u4e0d\u53d8\u7684\u3002<\/p>\n<p><strong>\u7edd\u5bf9\u8def\u5f84\u548c\u76f8\u5bf9\u8def\u5f84\u4e4b\u95f4\u7684\u5dee\u5f02<\/strong><\/p>\n<p>\u6211\u4eec\u90fd\u77e5\u9053Linux\u4e2d\u76ee\u5f55\u7ed3\u6784\u662f\u4e00\u4e2a\u6811\uff0c\u4ece\u6839\uff08\/\uff09\u5f00\u59cb\uff0c\u7136\u540e\u4ea7\u751f\u5206\u652f\u3002<\/p>\n<p>\u5047\u8bbe\u6211\u4eec\u73b0\u5728\u76ee\u5f55abhishek\u4e2d\uff0c\u5e76\u4e14\u5e0c\u671b\u8bbf\u95ee\u6587\u4ef6my_scripts.sh\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u4e24\u79cd\u8def\u5f84\u7684\u8868\u793a\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240421\/17136983106624f6068be02.jpg\" class=\"aligncenter\" title=\"Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\u63d2\u56fe2\" alt=\"Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\u63d2\u56fe2\" \/><\/p>\n<p>\u5047\u8bbe\u6211\u4eec\u4f7f\u7528 ls \u547d\u4ee4\u67e5\u770b my_script.sh \u7684\u6587\u4ef6\u4fe1\u606f\uff0c\u90a3\u4e48\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\uff1a<\/p>\n<pre>ls&nbsp;-l&nbsp;\/home\/abhishek\/scripts\/my_script.sh<\/pre>\n<p>\u7136\u540e\uff0c\u76f8\u5bf9\u8def\u5f84\uff1a<\/p>\n<pre>ls&nbsp;-l&nbsp;scripts\/my_script.sh<\/pre>\n<p>\u90a3\u4e48\uff0c\u4ee5\u4e0a\u4e24\u79cd\u65b9\u5f0f\uff0c\u9664\u4e86\u6587\u4ef6\u8def\u5f84\u4e0d\u4e00\u6837\u4ee5\u5916\uff0c\u5176\u4ed6\u7684\u5b8c\u5168\u4e00\u6837\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240421\/17136983106624f6068d37a.jpg\" class=\"aligncenter\" title=\"Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\u63d2\u56fe3\" alt=\"Linux\u7edd\u5bf9\u8def\u5f84\u4e0e\u76f8\u5bf9\u8def\u5f84\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\u63d2\u56fe3\" \/><\/p>\n<p>\u6ce8\uff1a\u5728Linux\u4e2d\uff0c\u6587\u4ef6\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\u53ef\u4ee5\u6709\u5927\u5199\u3001\u5c0f\u5199\u3001\u6570\u5b57\u3001\u70b9\u3001\u4e2d\u5212\u7ebf\u3001\u4e0b\u5212\u7ebf\u4ee5\u53ca\u9664\u4e86\u659c\u6760\uff08\/\uff09\u4e4b\u5916\u7684\u5927\u591a\u6570\u5b57\u7b26\u3002\u659c\u6760\uff08\/\uff09\u4f5c\u4e3a\u4fdd\u7559\u5b57\u7b26\uff0c\u7528\u4e8e\u6839\u76ee\u5f55\u548c\u7528\u4e8e\u5206\u5272\u8def\u5f84\u4e2d\u7684\u76ee\u5f55\u3002<\/p>\n<p>\u4f7f\u7528\u5e26\u6709 . \u548c .. 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\u547d\u4ee4\u3002\u5982\u679c\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\uff0c\u53ef\u4ee5\u8fd9\u6837\uff1a<\/p>\n<pre>cd&nbsp;\/home\/prakash<\/pre>\n<p>\u4f7f\u7528\u76f8\u5bf9\u8def\u5f84\u7684\u8bdd \uff0c\u9700\u8981\u7528\u5230\u7279\u6b8a\u7684\u76f8\u5bf9\u8def\u5f84 .. :<\/p>\n<pre>cd&nbsp;..\/prakash<\/pre>\n<p>\u4e3a\u4ec0\u4e48\u8981\u4f7f\u7528 .. \u5462\uff1f\u56e0\u4e3a\u76f8\u5bf9\u8def\u5f84\u8981\u4ece\u5f53\u524d\u76ee\u5f55\u5f00\u59cb\uff0c\u6211\u4eec\u9700\u8981\u544a\u8bc9 cd \u547d\u4ee4\u5411\u4e0a\u4e00\u7ea7\uff0c\u5c06\u6211\u4eec\u5e26\u5230 \/home \u76ee\u5f55\uff0c\u7136\u540e\u4ece\u90a3\u91cc\u5728\u8fdb\u5165\u5230 prakash \u76ee\u5f55\u3002<\/p>\n<p>\u7edd\u5bf9\u8def\u5f84\u59cb\u7ec8\u4ee5 \/ 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