{"id":7606,"date":"2025-04-29T13:21:32","date_gmt":"2025-04-29T05:21:32","guid":{"rendered":"https:\/\/www.5x44.cn\/?p=7606"},"modified":"2025-04-29T13:21:49","modified_gmt":"2025-04-29T05:21:49","slug":"bash-shell%e8%bf%9b%e7%a8%8b%e6%9b%bf%e6%8d%a2%e8%af%ad%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.5x44.cn\/?p=7606","title":{"rendered":"bash shell\u8fdb\u7a0b\u66ff\u6362\u8bed\u6cd5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Bash\u7684\u8fdb\u7a0b\u66ff\u6362\u8bed\u6cd5\uff0c\u4e00\u79cd\u9ad8\u7ea7I\/O\u91cd\u5b9a\u5411\u673a\u5236\uff0c\u5176\u6838\u5fc3\u76ee\u7684\u662f\u5c06\u547d\u4ee4\u7684\u8f93\u5165\/\u8f93\u51fa\u52a8\u6001\u5173\u8054\u5230\u6587\u4ef6\u63cf\u8ff0\u7b26\uff0c\u4ece\u800c\u907f\u514d\u4f7f\u7528\u4e34\u65f6\u6587\u4ef6\u6216\u590d\u6742\u7ba1\u9053\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\uff1a&gt;(command) \u548c&lt;(command)\uff0c\u5b83\u53ef\u4ee5\u5c06\u5176\u5b83\u547d\u4ee4\u7684\u8f93\u51fa\u505a\u4e3acommand\u7684\u8f93\u5165\uff0c\u6216\u8005\u628acommand\u7684\u8f93\u51fa\u505a\u4e3a\u5176\u5b83\u7684\u8f93\u5165\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>grep mysql &lt;(ps aux)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b49\u540c\u4e8e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ps aux | grep mysql<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fdb\u7a0b\u66ff\u6362\u8bed\u6cd5\u914d\u5408tee\u547d\u4ee4\u53ef\u4ee5\u5c06\u540c\u4e00\u4e2a\u8f93\u51fa\u540c\u65f6\u7ed9\u51e0\u4e2a\u4e0d\u540c\u7684\u7a0b\u5e8f\u4f7f\u7528\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">cat test.txt | tee &gt;(command1) &gt;(command2) &gt;(command3) &gt;\/dev\/null<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bash\u7684\u8fdb\u7a0b\u66ff\u6362\u8bed\u6cd5\uff0c\u4e00\u79cd\u9ad8\u7ea7I\/O\u91cd\u5b9a\u5411\u673a\u5236\uff0c\u5176\u6838\u5fc3\u76ee\u7684\u662f\u5c06\u547d\u4ee4\u7684\u8f93\u5165\/\u8f93\u51fa\u52a8\u6001\u5173\u8054\u5230\u6587\u4ef6\u63cf\u8ff0\u7b26\uff0c\u4ece\u800c\u907f\u514d\u4f7f\u7528\u4e34\u65f6\u6587\u4ef6\u6216\u590d\u6742\u7ba1\u9053\u3002 \u5982\uff1a&gt;(comma&#8230;<\/p>\n<p class=\"read-more\"><a class=\"btn btn-default\" href=\"https:\/\/www.5x44.cn\/?p=7606\"> Read More<span class=\"screen-reader-text\">  Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-7606","post","type-post","status-publish","format-standard","hentry","category-it"],"_links":{"self":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts\/7606","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7606"}],"version-history":[{"count":2,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts\/7606\/revisions"}],"predecessor-version":[{"id":7608,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts\/7606\/revisions\/7608"}],"wp:attachment":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7606"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7606"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7606"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}