{"id":19540,"date":"2023-01-04T09:59:04","date_gmt":"2023-01-04T01:59:04","guid":{"rendered":"https:\/\/www.linuxmi.com\/?p=19540"},"modified":"2023-01-04T09:59:04","modified_gmt":"2023-01-04T01:59:04","slug":"linux-bash-shell-variables","status":"publish","type":"post","link":"https:\/\/www.linuxmi.com\/linux-bash-shell-variables.html","title":{"rendered":"\u60a8\u5e94\u8be5\u4e86\u89e3\u7684 6 \u4e2a\u6709\u7528\u7684 Bash Shell \u53d8\u91cf"},"content":{"rendered":"<p>Bash \u662f\u5927\u591a\u6570 Linux \u53d1\u884c\u7248\u7684\u9ed8\u8ba4 shell\u3002\u4ee5\u4e0b\u662f\u6bcf\u4e2a Linux \u7528\u6237\u90fd\u9700\u8981\u77e5\u9053\u7684\u4e00\u4e9b\u91cd\u8981\u7684 Bash shell \u53d8\u91cf\u3002<\/p>\n<p>Shell \u53d8\u91cf\u5bf9\u4e8e\u4efb\u4f55 Linux \u7cfb\u7edf\u7684\u5e73\u7a33\u8fd0\u884c\u90fd\u5f88\u91cd\u8981\u3002\u4f8b\u5982\uff0c\u6bcf\u6b21\u8fd0\u884c\u7a0b\u5e8f\u6216\u547d\u4ee4\u65f6\uff0c\u7cfb\u7edf\u90fd\u4f1a\u67e5\u770b PATH \u53d8\u91cf\u4ee5\u68c0\u67e5\u8be5\u7a0b\u5e8f\u662f\u5426\u5b58\u5728\u3002\u4e86\u89e3 shell \u53d8\u91cf\u5bf9\u4e8e\u60a8\u65e5\u5e38\u4f7f\u7528\u6216\u7ba1\u7406 Linux \u7cfb\u7edf\u5f88\u91cd\u8981\u3002<\/p>\n<h2 id=\"the-importance-of-shell-variables\">Shell \u53d8\u91cf\u7684\u91cd\u8981\u6027<\/h2>\n<p>shell \u53d8\u91cf\u662f\u4e00\u4e2a\u5360\u4f4d\u7b26\uff0c\u7528\u4e8e\u5b58\u50a8 Linux \u7cfb\u7edf\u3001\u7a0b\u5e8f\u6216\u811a\u672c\u4f7f\u7528\u7684\u4fe1\u606f\u3002<\/p>\n<p>Linux \u4e0a\u6709\u4e0d\u540c\u7c7b\u578b\u7684 shell \u6216\u547d\u4ee4\u884c\u89e3\u91ca\u5668\uff0c\u5b83\u4eec\u90fd\u5e7f\u6cdb\u4f7f\u7528\u53d8\u91cf\u3002shell \u53d8\u91cf\u626e\u6f14\u7684\u4e00\u4e9b\u91cd\u8981\u89d2\u8272\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>Shell \u53d8\u91cf\u5141\u8bb8\u60a8\u5728 Shell \u4e2d\u5b58\u50a8\u548c\u64cd\u4f5c\u503c\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u8ba1\u7b97\u6216\u5176\u4ed6\u64cd\u4f5c\u4e2d\u64cd\u4f5c\u7ed3\u679c\u3002<\/li>\n<li>\u5b83\u4eec\u63d0\u4f9b\u4e86\u4e00\u79cd\u5728\u811a\u672c\u548c\u7a0b\u5e8f\u4e4b\u95f4\u4f20\u9012\u503c\u7684\u65b9\u6cd5<\/li>\n<li>\u60a8\u53ef\u4ee5\u4f7f\u7528 shell \u53d8\u91cf\u6765\u81ea\u5b9a\u4e49\u7a0b\u5e8f\u7684\u884c\u4e3a<\/li>\n<\/ul>\n<p>Shell \u53d8\u91cf\u975e\u5e38\u7075\u6d3b\uff1b\u60a8\u4e5f\u53ef\u4ee5\u521b\u5efa\u81ea\u5df1\u7684\u81ea\u5b9a\u4e49\u53d8\u91cf\uff0c\u4f46\u8fd9\u91cc\u6709\u4e00\u4e9b\u7cfb\u7edf\u81ea\u5e26\u7684\u9ed8\u8ba4\u53d8\u91cf\u3002<\/p>\n<h2 id=\"path\">1\u3001PATH<\/h2>\n<p>PATH \u53d8\u91cf\u6307\u5b9a\u5f53\u60a8\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u547d\u4ee4\u65f6\u7cfb\u7edf\u5e94\u5728\u5176\u4e2d\u641c\u7d22\u53ef\u6267\u884c\u6587\u4ef6\u7684\u76ee\u5f55\u3002<\/p>\n<p>\u5b83\u662f\u4e00\u4e2a\u7cfb\u7edf\u8303\u56f4\u7684\u73af\u5883\u53d8\u91cf\uff0c\u5305\u542b\u4e00\u4e2a\u4ee5\u5192\u53f7\u5206\u9694\u7684\u76ee\u5f55\u5217\u8868\u3002\u4f9d\u6b21\u5728\u6bcf\u4e2a\u76ee\u5f55\u4e2d\u641c\u7d22\u4e0e\u60a8\u8f93\u5165\u7684\u547d\u4ee4\u540c\u540d\u7684\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165ls \u547d\u4ee4\uff0c\u7cfb\u7edf\u5c06\u5728 PATH \u53d8\u91cf\u4e2d\u6307\u5b9a\u7684\u76ee\u5f55\u4e2d\u641c\u7d22\u540d\u4e3a <strong>ls <\/strong>\u7684\u547d\u4ee4\u3002\u5982\u679c\u627e\u5230\u8be5\u6587\u4ef6\uff0c\u5b83\u5c06\u8fd0\u884c\u5b83\uff1b\u5982\u679c\u6ca1\u6709\uff0c\u5b83\u5c06\u663e\u793a\u201c\u627e\u4e0d\u5230\u547d\u4ee4\u201d\u7684\u9519\u8bef\u6d88\u606f\u3002<\/p>\n<p>PATH \u53d8\u91cf\u5f88\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u5141\u8bb8\u60a8\u4ece\u4efb\u4f55\u76ee\u5f55\u8fd0\u884c\u547d\u4ee4\uff0c\u800c\u65e0\u9700\u6307\u5b9a\u53ef\u6267\u884c\u6587\u4ef6\u7684\u5b8c\u6574\u8def\u5f84\u3002\u4f8b\u5982\uff0c\u5982\u679c<strong>\/usr\/bin<\/strong>\u76ee\u5f55\u4e2d\u6709\u201cls\u201d\u53ef\u6267\u884c\u6587\u4ef6\uff0c\u5219\u53ea\u9700\u952e\u5165 <strong>ls <\/strong>\u5373\u53ef\u4ece\u4efb\u4f55\u76ee\u5f55\u8fd0\u884c ls \u547d\u4ee4\uff0c\u800c\u65e0\u9700\u6307\u5b9a\u5b8c\u6574\u8def\u5f84\uff0c\u5373 <strong>\/usr\/bin\/ls<\/strong>\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u901a\u8fc7\u8fd0\u884c echo \u547d\u4ee4\u6765\u67e5\u770b PATH \u53d8\u91cf\u7684\u5f53\u524d\u503c\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"null\">linuxmi@linuxmi \/home\/linuxmi\/www.linuxmi.com                                     \r\n\u26a1 echo $PATH<\/code><\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19542\" src=\"https:\/\/www.linuxmi.com\/wp-content\/uploads\/2023\/01\/path.png\" alt=\"\" width=\"1038\" height=\"371\" \/><\/p>\n<p>\u60a8\u8fd8\u53ef\u4ee5\u901a\u8fc7\u5728\u5217\u8868\u4e2d\u6dfb\u52a0\u6216\u5220\u9664\u76ee\u5f55\u6765\u4fee\u6539 PATH \u53d8\u91cf\u7684\u503c\u3002\u5982\u679c\u60a8\u60f3\u8981\u6dfb\u52a0\u5305\u542b\u60a8\u81ea\u5df1\u7684\u53ef\u6267\u884c\u6587\u4ef6\u6216\u81ea\u5b9a\u4e49\u811a\u672c\u7684\u76ee\u5f55\uff0c\u6216\u8005\u5982\u679c\u60a8\u60f3\u8981\u4fee\u6539\u8fd0\u884c\u547d\u4ee4\u65f6\u641c\u7d22\u7684\u76ee\u5f55\uff0c\u8fd9\u5c06\u5f88\u6709\u7528\u3002<\/p>\n<h2 id=\"home\">2\u3001HOME<\/h2>\n<p>\u5728 Linux \u4e0a\uff0cHOME \u53d8\u91cf\u662f\u4e00\u4e2a\u73af\u5883\u53d8\u91cf\uff0c\u7528\u4e8e\u6307\u5b9a\u7528\u6237\u4e3b\u76ee\u5f55\u7684\u8def\u5f84\u3002\u4e3a\u4ec0\u4e48\u8fd9\u4e2a\u8fd9\u4e48\u91cd\u8981\uff1f\u56e0\u4e3a Linux \u662f\u4e00\u4e2a\u591a\u7528\u6237\u64cd\u4f5c\u7cfb\u7edf\uff0c\u4e3b\u6587\u4ef6\u5939\u662f\u7cfb\u7edf\u4e0a\u4e0e\u6bcf\u4e2a\u7528\u6237\u5173\u8054\u7684\u7279\u6b8a\u76ee\u5f55\u3002<\/p>\n<p>home\u76ee\u5f55\u901a\u5e38\u7528\u4e8e\u5b58\u653e\u7528\u6237\u7684\u4e2a\u4eba\u6587\u4ef6\uff0c\u5982\u6587\u6863\u3001\u56fe\u7247\u3001\u97f3\u4e50\u7b49\u3002<\/p>\n<p>HOME \u53d8\u91cf\u901a\u5e38\u5728\u60a8\u767b\u5f55\u65f6\u81ea\u52a8\u8bbe\u7f6e\uff0c\u8bb8\u591a\u7a0b\u5e8f\u548c\u811a\u672c\u4f7f\u7528\u5b83\u6765\u5b9a\u4f4d\u7528\u6237\u7684\u4e3b\u76ee\u5f55\u3002\u4f8b\u5982\uff0c\u5f53\u60a8\u8fd0\u884c\u4e0d\u5e26\u4efb\u4f55\u53c2\u6570\u7684 cd \u547d\u4ee4\u65f6\uff0c\u5b83\u4f1a\u4f7f\u7528 HOME \u53d8\u91cf\u5bfc\u822a\u5230\u7528\u6237\u7684\u4e3b\u76ee\u5f55\u3002<\/p>\n<p>\u8bb8\u591a\u7a0b\u5e8f\u4f7f\u7528 HOME \u53d8\u91cf\u5728\u7528\u6237\u7684\u4e3b\u76ee\u5f55\u4e2d\u5b58\u50a8\u914d\u7f6e\u6587\u4ef6\u6216\u5176\u4ed6\u6570\u636e\u3002<strong>\u60a8\u53ef\u4ee5\u901a\u8fc7\u8fd0\u884cecho $HOME<\/strong>\u547d\u4ee4\u6765\u67e5\u770b HOME \u53d8\u91cf\u7684\u5f53\u524d\u503c\u3002<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"null\">linuxmi@linuxmi \/home\/linuxmi\/www.linuxmi.com                                     \r\n\u26a1 echo $HOME\r\n<\/code><\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19543\" src=\"https:\/\/www.linuxmi.com\/wp-content\/uploads\/2023\/01\/home.png\" alt=\"\" width=\"1038\" height=\"263\" \/><\/p>\n<h2 id=\"user\">3\u3001USER<\/h2>\n<p>USER \u53d8\u91cf\u6307\u5b9a\u5f53\u524d\u767b\u5f55\u7528\u6237\u7684\u7528\u6237\u540d\u3002\u5b83\u5728\u60a8\u767b\u5f55\u65f6\u81ea\u52a8\u8bbe\u7f6e\uff0c\u7a0b\u5e8f\u548c\u811a\u672c\u901a\u5e38\u4f7f\u7528\u5b83\u6765\u786e\u5b9a\u5f53\u524d\u7528\u6237\u7684\u7528\u6237\u540d\u3002<\/p>\n<p>USER \u53d8\u91cf\u5e38\u7528\u4e8e\u811a\u672c\u4e2d\uff0c\u4ee5\u6839\u636e\u5f53\u524d\u7528\u6237\u81ea\u5b9a\u4e49\u7a0b\u5e8f\u7684\u884c\u4e3a\u3002\u4f8b\u5982\uff0c\u811a\u672c\u53ef\u80fd\u4f1a\u68c0\u67e5 USER \u53d8\u91cf\u7684\u503c\uff0c\u5e76\u4e14\u4ec5\u5728\u5f53\u524d\u7528\u6237\u5177\u6709 root \u6216 sudo \u6743\u9650\u65f6\u624d\u6267\u884c\u67d0\u4e9b\u64cd\u4f5c\u3002<\/p>\n<p>\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528\u8be5\u53d8\u91cf\u6765\u8fd0\u884c\u67d0\u4e9b\u901a\u7528\u547d\u4ee4\u3002\u4f8b\u5982\uff0c\u5c06\u60a8\u7684\u7528\u6237\u6dfb\u52a0\u5230 docker \u7ec4\u65f6\uff0c\u60a8\u53ef\u4ee5\u7b80\u5355\u5730\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u800c\u4e0d\u662f\u952e\u5165\u5b9e\u9645\u7684\u7528\u6237\u540d\uff1a<\/p>\n<div>\n<pre class=\"pure-highlightjs\"><code class=\"null\">sudo usermod -aG docker $USER<\/code><\/pre>\n<\/div>\n<h2 id=\"shell\">4\u3001shell<\/h2>\n<p>shell \u662f\u4e00\u79cd\u63d0\u4f9b\u547d\u4ee4\u884c\u754c\u9762 (CLI) \u4ee5\u4e0e\u64cd\u4f5c\u7cfb\u7edf\u4ea4\u4e92\u7684\u7a0b\u5e8f\u3002<\/p>\n<p>\u5927\u591a\u6570 Linux \u7cfb\u7edf\u9ed8\u8ba4\u4f7f\u7528 Bourne Again Shell (Bash)\uff0c\u4f46\u4e5f\u6709\u5f88\u591a\u66ff\u4ee3\u54c1\u3002C shell (csh)\u3001Z shell (Zsh)\u3001fish \u7b49\u3002<\/p>\n<p>SHELL \u53d8\u91cf\u6307\u5b9a\u7528\u6237\u9ed8\u8ba4 shell \u7684\u8def\u5f84\u3002\u5b83\u4f1a\u5728\u60a8\u767b\u5f55\u65f6\u81ea\u52a8\u8bbe\u7f6e\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u8be5\u53d8\u91cf\u5728\u811a\u672c\u4e2d\u7528\u4e8e\u6839\u636e\u7528\u6237\u7684\u9ed8\u8ba4 shell \u81ea\u5b9a\u4e49\u7a0b\u5e8f\u7684\u884c\u4e3a\u3002\u4f8b\u5982\uff0c\u811a\u672c\u53ef\u80fd\u4f1a\u68c0\u67e5 SHELL \u53d8\u91cf\u7684\u503c\uff0c\u5e76\u6839\u636e\u6240\u4f7f\u7528\u7684 shell \u4f7f\u7528\u4e0d\u540c\u7684\u8bed\u6cd5\u6216\u9009\u9879\u3002<\/p>\n<p><strong>\u60a8\u53ef\u4ee5\u901a\u8fc7\u8fd0\u884cecho $SHELL<\/strong>\u67e5\u770b SHELL \u53d8\u91cf\u7684\u5f53\u524d\u503c\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 chsh \u547d\u4ee4\u66f4\u6539\u60a8\u7684\u9ed8\u8ba4 shell\u00a0\u3002<\/p>\n<p>\u76f8\u5173\u94fe\u63a5\uff1a\u4f7f\u7528chsh\u66f4\u6539Linux\u4e2d\u9ed8\u8ba4Shell <a href=\"https:\/\/www.linuxmi.com\/chsh-linux-shell.html\">https:\/\/www.linuxmi.com\/chsh-linux-shell.html<\/a><\/p>\n<div class=\"ad-odd\">\n<pre class=\"pure-highlightjs\"><code class=\"null\">linuxmi@linuxmi \/home\/linuxmi\/www.linuxmi.com                                     \r\n\u26a1 echo $SHELL<\/code><\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19545\" src=\"https:\/\/www.linuxmi.com\/wp-content\/uploads\/2023\/01\/zsh.png\" alt=\"\" width=\"1038\" height=\"263\" \/><\/p>\n<\/div>\n<h2 id=\"pwd\">5\u3001PWD<\/h2>\n<p>Linux \u4e0a\u7684\u53e6\u4e00\u4e2a\u91cd\u8981\u73af\u5883\u53d8\u91cf\uff0cPWD \u5b58\u50a8\u60a8\u5f53\u524d\u7684\u5de5\u4f5c\u76ee\u5f55\u3002\u4e0e\u5927\u90e8\u5206\u9759\u6001\u7684\u73af\u5883\u53d8\u91cf\u4e0d\u540c\uff0c\u53ea\u8981\u60a8\u4f7f\u7528 cd \u547d\u4ee4\u66f4\u6539\u76ee\u5f55\uff0c\u8fd9\u4e2a\u73af\u5883\u53d8\u91cf\u5c31\u4f1a\u7531 shell \u66f4\u65b0\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u5728 shell \u811a\u672c\u4e2d\u4f7f\u7528 PWD \u53d8\u91cf\u8f7b\u677e\u5f15\u7528\u5f53\u524d\u5de5\u4f5c\u76ee\u5f55\u3002\u8be5\u53d8\u91cf\u7684\u503c\u7c7b\u4f3c\u4e8e\u60a8\u5728\u8fd0\u884c pwd \u547d\u4ee4\u65f6\u83b7\u5f97\u7684\u503c\u3002<\/p>\n<div class=\"ad-even\">\n<pre class=\"pure-highlightjs\"><code class=\"null\">linuxmi@linuxmi \/home\/linuxmi\/www.linuxmi.com                                     \r\n\u26a1 pwd<\/code><\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19546\" src=\"https:\/\/www.linuxmi.com\/wp-content\/uploads\/2023\/01\/pwd.png\" alt=\"\" width=\"1038\" height=\"263\" \/><\/p>\n<\/div>\n<h2 id=\"hostname\">6\u3001HOSTNAME<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19548\" src=\"https:\/\/www.linuxmi.com\/wp-content\/uploads\/2023\/01\/host.png\" alt=\"\" width=\"616\" height=\"486\" \/><\/p>\n<p>\u4e3b\u673a\u540d\u6216\u8bbe\u5907\u540d\u662f\u7528\u4e8e\u5728\u7f51\u7edc\u4e0a\u8bc6\u522b\u60a8\u7684\u8ba1\u7b97\u673a\u7684\u552f\u4e00\u540d\u79f0\u3002\u4f8b\u5982\uff0c\u5f53\u4f60\u60f3\u901a\u8fc7 SSH \u8fde\u63a5\u5230\u4e00\u53f0\u673a\u5668\u65f6\uff0c\u4f60\u53ef\u4ee5\u7b80\u5355\u5730\u4f7f\u7528\u4e3b\u673a\u540d\u800c\u4e0d\u662f IP \u5730\u5740\u3002<\/p>\n<p>HOSTNAME \u53d8\u91cf\u662f\u4e00\u4e2a\u73af\u5883\u53d8\u91cf\uff0c\u5b83\u53ea\u6307\u5b9a\u7cfb\u7edf\u7684\u4e3b\u673a\u540d\u3002\u5b83\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u81ea\u52a8\u8bbe\u7f6e\uff0c\u901a\u5e38\u7528\u4e8e\u5728\u7cfb\u7edf\u8fde\u63a5\u5230\u7f51\u7edc\u65f6\u8bc6\u522b\u7cfb\u7edf\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u66f4\u6539 Linux \u4e0a\u7684\u4e3b\u673a\u540d\u3002<\/p>\n<p>\u7a0b\u5e8f\u548c\u811a\u672c\u4e5f\u4f7f\u7528 HOSTNAME \u53d8\u91cf\u6765\u8bc6\u522b\u7cfb\u7edf\u5e76\u6839\u636e\u4e3b\u673a\u540d\u81ea\u5b9a\u4e49\u5176\u884c\u4e3a\u3002\u811a\u672c\u901a\u5e38\u4f1a\u68c0\u67e5 HOSTNAME \u53d8\u91cf\u7684\u503c\uff0c\u5e76\u4e14\u4ec5\u5728\u7cfb\u7edf\u662f\u7279\u5b9a\u4e3b\u673a\u65f6\u624d\u6267\u884c\u67d0\u4e9b\u64cd\u4f5c\u3002<\/p>\n<div class=\"ad-odd\">\n<pre class=\"pure-highlightjs\"><code class=\"null\">linuxmi@linuxmi \/home\/linuxmi\/www.linuxmi.com                                     \r\n\u26a1 hostname<\/code><\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19547\" src=\"https:\/\/www.linuxmi.com\/wp-content\/uploads\/2023\/01\/hostname.png\" alt=\"\" width=\"1038\" height=\"263\" \/><\/p>\n<\/div>\n<h2 id=\"creating-a-custom-variable-on-linux\">\u5728 Linux \u4e0a\u521b\u5efa\u81ea\u5b9a\u4e49\u53d8\u91cf<\/h2>\n<p>\u9664\u4e86\u81ea\u52a8\u4e3a\u60a8\u8bbe\u7f6e\u7684\u9ed8\u8ba4 Linux \u53d8\u91cf\u3002\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528 export \u547d\u4ee4\u5b9a\u4e49\u81ea\u5df1\u7684 shell \u53d8\u91cf\u3002\u8981\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a GREETING \u4e14\u503c\u4e3a\u201cHello World\u201d\u7684\u65b0\u53d8\u91cf\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code class=\"hljs xml\"><span class=\"hljs-keyword\">export<\/span> GREETING=<span class=\"hljs-string\">\"Hello World\"<\/span><\/code><\/pre>\n<p>\u7136\u540e\uff0c\u60a8\u53ef\u4ee5\u50cf\u4f7f\u7528\u4efb\u4f55\u5176\u4ed6\u73af\u5883\u53d8\u91cf\u4e00\u6837\u5728\u811a\u672c\u6216\u547d\u4ee4\u884c\u4e2d\u4f7f\u7528 GREETING \u53d8\u91cf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bash \u662f\u5927\u591a\u6570 Linux \u53d1\u884c\u7248\u7684\u9ed8\u8ba4 shell\u3002\u4ee5\u4e0b\u662f\u6bcf\u4e2a Linux \u7528\u6237\u90fd\u9700\u8981\u77e5\u9053\u7684\u4e00 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[3],"tags":[75,1275,1276],"class_list":["post-19540","post","type-post","status-publish","format-standard","hentry","category-linux","tag-bash","tag-bash-shel","tag-shel"],"aioseo_notices":[],"views":316,"_links":{"self":[{"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/posts\/19540","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/comments?post=19540"}],"version-history":[{"count":3,"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/posts\/19540\/revisions"}],"predecessor-version":[{"id":19549,"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/posts\/19540\/revisions\/19549"}],"wp:attachment":[{"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/media?parent=19540"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/categories?post=19540"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.linuxmi.com\/wp-json\/wp\/v2\/tags?post=19540"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}