{"id":2181,"date":"2017-05-09T09:49:20","date_gmt":"2017-05-09T01:49:20","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=2181"},"modified":"2017-05-09T09:49:20","modified_gmt":"2017-05-09T01:49:20","slug":"linux-awk%e5%91%bd%e4%bb%a4%e4%b9%8bnf%e5%92%8cnf%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/linux\/linux-awk%e5%91%bd%e4%bb%a4%e4%b9%8bnf%e5%92%8cnf%e5%8c%ba%e5%88%ab\/","title":{"rendered":"LINUX &#8211; awk\u547d\u4ee4\u4e4bNF\u548c$NF\u533a\u522b"},"content":{"rendered":"<div>1.awk\u4e2d$NF\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/div>\n<div>#pwd<\/div>\n<div>\/usr\/local\/etc<\/div>\n<div>~# echo $PWD | awk -F\/ &#8216;{print $NF}&#8217;<\/div>\n<div>etc<\/div>\n<div><\/div>\n<div>NF\u4ee3\u8868\uff1a\u6d4f\u89c8\u8bb0\u5f55\u7684\u57df\u7684\u4e2a\u6570<\/div>\n<div><\/div>\n<div>$NF\u4ee3\u8868 \uff1a\u6700\u540e\u4e00\u4e2aField(\u5217)<\/div>\n<div><\/div>\n<div>2.awk\u4e0b\u9762\u7684\u53d8\u91cfNF\u548c$NF\u6709\u4ec0\u4e48\u533a\u522b?<\/div>\n<div><\/div>\n<div>{print NF} \u4e5f\u6709{print $NF}<\/div>\n<div>\u524d\u8005\u662f\u8f93\u51fa\u4e86\u57df\u4e2a\u6570\uff0c\u540e\u8005\u662f\u8f93\u51fa\u6700\u540e\u4e00\u4e2a\u5b57\u6bb5\u7684\u5185\u5bb9<\/div>\n<div>\u5982\uff1a~# echo $PWD | awk -F\/ &#8216;{print $NF}&#8217;<\/div>\n","protected":false},"excerpt":{"rendered":"<p>1.awk\u4e2d$NF\u662f\u4ec0\u4e48\u610f\u601d\uff1f #pwd \/usr\/local\/etc ~# echo $PWD | awk  &#8230; <a title=\"LINUX &#8211; awk\u547d\u4ee4\u4e4bNF\u548c$NF\u533a\u522b\" class=\"read-more\" href=\"https:\/\/cn.hostease.com\/xueyuan\/jishu\/linux\/linux-awk%e5%91%bd%e4%bb%a4%e4%b9%8bnf%e5%92%8cnf%e5%8c%ba%e5%88%ab\/\" aria-label=\"\u9605\u8bfb LINUX &#8211; awk\u547d\u4ee4\u4e4bNF\u548c$NF\u533a\u522b\">\u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[49],"tags":[653],"class_list":["post-2181","post","type-post","status-publish","format-standard","hentry","category-linux","tag-nfnf"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2181","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=2181"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2181\/revisions"}],"predecessor-version":[{"id":2182,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2181\/revisions\/2182"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=2181"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=2181"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=2181"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}