{"id":210661,"date":"2023-12-22T07:30:16","date_gmt":"2023-12-21T23:30:16","guid":{"rendered":"https:\/\/www.idc.net\/help\/210661\/"},"modified":"2023-12-22T07:30:16","modified_gmt":"2023-12-21T23:30:16","slug":"linux-%e5%91%bd%e4%bb%a4%ef%bc%9alook-%e6%98%be%e7%a4%ba%e4%bb%a5%e7%bb%99%e5%ae%9a%e5%ad%97%e7%ac%a6%e4%b8%b2%e5%bc%80%e5%a4%b4%e7%9a%84%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/210661\/","title":{"rendered":"Linux \u547d\u4ee4\uff1alook &#8211; \u663e\u793a\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c"},"content":{"rendered":"<p><title id=\"linux-%e5%91%bd%e4%bb%a4%ef%bc%9alook-%e6%98%be%e7%a4%ba%e4%bb%a5%e7%bb%99%e5%ae%9a%e5%ad%97%e7%ac%a6%e4%b8%b2%e5%bc%80%e5%a4%b4%e7%9a%84%e8%a1%8c-LOkwPKRvat\">Linux \u547d\u4ee4\uff1alook - \u663e\u793a\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c<\/title><\/p>\n<h1 id=\"linux-%e5%91%bd%e4%bb%a4%ef%bc%9alook-%e6%98%be%e7%a4%ba%e4%bb%a5%e7%bb%99%e5%ae%9a%e5%ad%97%e7%ac%a6%e4%b8%b2%e5%bc%80%e5%a4%b4%e7%9a%84%e8%a1%8c-LOkwPKRvat\">Linux \u547d\u4ee4\uff1alook - \u663e\u793a\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c<\/h1>\n<p>\u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u6709\u8bb8\u591a\u5f3a\u5927\u7684\u547d\u4ee4\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5904\u7406\u6587\u672c\u6587\u4ef6\u3002\u5176\u4e2d\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u547d\u4ee4\u662f\"look\"\u3002\u8be5\u547d\u4ee4\u7528\u4e8e\u663e\u793a\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c\u3002<\/p>\n<h2 id=\"%e8%af%ad%e6%b3%95-LOkwPKRvat\">\u8bed\u6cd5<\/h2>\n<p>look [\u9009\u9879] [\u5b57\u7b26\u4e32] [\u6587\u4ef6]<\/p>\n<h2 id=\"%e9%80%89%e9%a1%b9-LOkwPKRvat\">\u9009\u9879<\/h2>\n<ul>\n<li><code>-b<\/code>\uff1a\u4ec5\u663e\u793a\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c\u3002<\/li>\n<li><code>-f<\/code>\uff1a\u5ffd\u7565\u5927\u5c0f\u5199\u3002<\/li>\n<li><code>-t<\/code>\uff1a\u4ec5\u663e\u793a\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c\uff0c\u4e14\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a4%ba%e4%be%8b-LOkwPKRvat\">\u793a\u4f8b<\/h2>\n<p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3a\"example.txt\"\u7684\u6587\u672c\u6587\u4ef6\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n<pre>\nHello\nHi\nHey\nHow are you?\n<\/pre>\n<p>\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\"look\"\u547d\u4ee4\u6765\u663e\u793a\u4ee5\"H\"\u5f00\u5934\u7684\u884c\uff1a<\/p>\n<pre>\n$ look H example.txt\nHello\nHey\n<\/pre>\n<p>\u5982\u679c\u6211\u4eec\u53ea\u60f3\u663e\u793a\u4ee5\"H\"\u5f00\u5934\u7684\u884c\uff0c\u5e76\u4e14\u4e0d\u533a\u5206\u5927\u5c0f\u5199\uff0c\u53ef\u4ee5\u4f7f\u7528\"-t\"\u9009\u9879\uff1a<\/p>\n<pre>\n$ look -t H example.txt\nHello\nHi\nHey\n<\/pre>\n<p>\u5982\u679c\u6211\u4eec\u53ea\u60f3\u663e\u793a\u4ee5\"H\"\u5f00\u5934\u7684\u884c\uff0c\u5e76\u4e14\u5ffd\u7565\u5927\u5c0f\u5199\uff0c\u53ef\u4ee5\u4f7f\u7528\"-f\"\u9009\u9879\uff1a<\/p>\n<pre>\n$ look -f H example.txt\nHello\nHi\nHey\n<\/pre>\n<p>\u5982\u679c\u6211\u4eec\u53ea\u60f3\u663e\u793a\u4ee5\"H\"\u5f00\u5934\u7684\u884c\uff0c\u5e76\u4e14\u4ec5\u663e\u793a\u4ee5\u8be5\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c\uff0c\u53ef\u4ee5\u4f7f\u7528\"-b\"\u9009\u9879\uff1a<\/p>\n<pre>\n$ look -b H example.txt\nHey\n<\/pre>\n<p>\u9664\u4e86\u5728\u6587\u672c\u6587\u4ef6\u4e2d\u67e5\u627e\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c\u5916\uff0c\"look\"\u547d\u4ee4\u8fd8\u53ef\u4ee5\u4e0e\u5176\u4ed6\u547d\u4ee4\u7ed3\u5408\u4f7f\u7528\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u7ba1\u9053\u7b26\u53f7\u5c06\"look\"\u547d\u4ee4\u7684\u8f93\u51fa\u4f5c\u4e3a\u53e6\u4e00\u4e2a\u547d\u4ee4\u7684\u8f93\u5165\uff1a<\/p>\n<pre>\n$ cat example.txt | look H\nHello\nHey\n<\/pre>\n<p>\u8fd9\u5c06\u663e\u793a\u4e0e\"look H\"\u76f8\u540c\u7684\u7ed3\u679c\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-LOkwPKRvat\">\u603b\u7ed3<\/h2>\n<p>\u901a\u8fc7\u4f7f\u7528\"look\"\u547d\u4ee4\uff0c\u6211\u4eec\u53ef\u4ee5\u65b9\u4fbf\u5730\u67e5\u627e\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c\u3002\u65e0\u8bba\u662f\u5728\u5904\u7406\u6587\u672c\u6587\u4ef6\u8fd8\u662f\u4e0e\u5176\u4ed6\u547d\u4ee4\u7ed3\u5408\u4f7f\u7528\uff0c\"look\"\u547d\u4ee4\u90fd\u662f\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u53ef\u9760\u7684\u670d\u52a1\u5668\u89e3\u51b3\u65b9\u6848\uff0c\u540e\u6d6a\u4e91\u662f\u60a8\u7684\u9996\u9009\u3002\u6211\u4eec\u63d0\u4f9b\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u548c\u4e91\u670d\u52a1\u5668\u7b49\u591a\u79cd\u4ea7\u54c1\u3002\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684\u5b98\u7f51\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff1a<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux \u547d\u4ee4\uff1alook - \u663e\u793a\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934\u7684\u884c Linux \u547d\u4ee4\uff1alook - \u663e\u793a\u4ee5\u7ed9\u5b9a\u5b57\u7b26\u4e32\u5f00\u5934 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-210661","post","type-post","status-publish","format-standard","hentry","category-centos"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/210661","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=210661"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/210661\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=210661"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=210661"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=210661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}