{"id":156593,"date":"2019-09-09T09:23:58","date_gmt":"2019-09-09T01:23:58","guid":{"rendered":"https:\/\/gulass.cn\/?p=156593"},"modified":"2019-08-26T09:24:53","modified_gmt":"2019-08-26T01:24:53","slug":"linux-unix-grep","status":"publish","type":"post","link":"https:\/\/gulass.cn\/linux-unix-grep.html","title":{"rendered":"\u6559\u4f60\u5982\u4f55\u5728Linux\u6216Unix\u4e0a\u4f7f\u7528grep\u8ba1\u7b97\u5355\u8bcd\u51fa\u73b0\u6b21\u6570"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td style=\"padding: 5px 12px; width: 25px; font-size: 22px; text-align: center; background: #E8E8E8; line-height: 30px; color: #999;\">\u5bfc\u8bfb<\/td>\n<td style=\"padding: 10px 10px 12px; line-height: 20px;\"><strong>\u60f3\u77e5\u9053\u4e00\u4e2a\u5355\u8bcd\uff08\u6bd4\u5982linuxidc\u6216IP\u5730\u5740\uff09\u5728\u6587\u672c\u6587\u4ef6\u4e2d\u51fa\u73b0\u4e86\u591a\u5c11\u6b21\u5417\uff1f\u5728Linux\u6216\u7c7bUnix\u7cfb\u7edf\u4e0a\u53ef\u4ee5\u4f7f\u7528grep\u547d\u4ee4\u6765\u5b9e\u73b0\u3002<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528grep\u547d\u4ee4\u641c\u7d22\u7ed9\u5b9a\u6a21\u5f0f\u7684\u5b57\u7b26\u4e32\uff0c\u5355\u8bcd\uff0c\u6587\u672c\u548c\u6570\u5b57\u3002 \u60a8\u53ef\u4ee5\u5c06-c\u9009\u9879\u4f20\u9012\u7ed9grep\u547d\u4ee4\u3002 \u5b83\u4ec5\u663e\u793a\u6bcf\u4e2a\u6587\u4ef6\u5339\u914d\u6a21\u5f0f\u7684\u6b21\u6570\u3002<\/p>\n<div   id="7zif2anh9s"    style=\"margin-top:2em;margin-bottom:1em\"><span style=\"color:#1E1E1E;letter-spacing: 2px;border-left:#FF3030 3px solid;border-right:#FF3030 3px solid;padding-left: 8px;padding-right:8px;font-size: 12pt\"><strong>\u663e\u793a\u5355\u8bcdlinuxidc\u5728\u540d\u4e3alinuxidc.txt\u7684\u6587\u4ef6\u4e2d\u51fa\u73b0\u7684\u603b\u6b21\u6570<\/strong><\/span><\/div>\n<p>\u8bed\u6cd5\u662f\uff1a<\/p>\n<pre>grep -c string\uff08\u5b57\u7b26\u4e32\uff09 filename\uff08\u6587\u4ef6\u540d\uff09\r\n\r\n[linuxidc@localhost www.linuxidc.com]$\u00a0grep -c linuxidc linuxidc.txt<\/pre>\n<p>\u793a\u4f8b\u8f93\u51fa\uff1a<\/p>\n<pre>2<\/pre>\n<div   id="7zif2anh9s"    style=\"margin-top:2em;margin-bottom:1em\"><span style=\"color:#1E1E1E;letter-spacing: 2px;border-left:#FF3030 3px solid;border-right:#FF3030 3px solid;padding-left: 8px;padding-right:8px;font-size: 12pt\"><strong>\u8981\u4f7f\u7528grep\u8ba1\u7b97\u540d\u4e3a\/etc\/passwd root\u7684\u6587\u4ef6\u4e2d\u51fa\u73b0\u7684\u5b57\u603b\u6570\uff0c\u8bf7\u8fd0\u884c\uff1a<\/strong><\/span><\/div>\n<pre>grep -c root \/etc\/passwd<\/pre>\n<p>\u8981\u9a8c\u8bc1\u8fd0\u884c\uff1a<\/p>\n<pre>grep --color root \/etc\/passwd<\/pre>\n<p>\u4f1a\u8bdd\u793a\u4f8b\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-156594\" src=\"https:\/\/gulass.cn\/wp-content\/uploads\/2019\/08\/20190823001.png\" alt=\"\" width=\"734\" height=\"201\" srcset=\"https:\/\/gulass.cn\/wp-content\/uploads\/2019\/08\/20190823001.png 734w, https:\/\/gulass.cn\/wp-content\/uploads\/2019\/08\/20190823001-300x82.png 300w\" sizes=\"auto, (max-width: 734px) 100vw, 734px\" \/><\/p>\n<div   id="7zif2anh9s"    style=\"margin-top:2em;margin-bottom:1em\"><span style=\"color:#1E1E1E;letter-spacing: 2px;border-left:#FF3030 3px solid;border-right:#FF3030 3px solid;padding-left: 8px;padding-right:8px;font-size: 12pt\"><strong>\u5c06-w\u9009\u9879\u4f20\u9012\u7ed9grep\u4ee5\u4ec5\u9009\u62e9\u4e0e\u6307\u5b9a\u6a21\u5f0f\u5339\u914d\u7684\u6574\u4e2a\u5355\u8bcd\u6216\u77ed\u8bed\uff1a<\/strong><\/span><\/div>\n<pre>grep -w root \/etc\/passwd<\/pre>\n<p>\u6216\u8005<\/p>\n<pre>grep -c -w root \/etc\/passwd<\/pre>\n<p>\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u4ec5\u5339\u914d\u4e0eroot\u7684\u5355\u8bcd\uff1a<\/p>\n<pre>grep --color -w '^root' \/etc\/passwd\r\n\r\ngrep -c -w '^root' \/etc\/passwd<\/pre>\n<p>\u53ea\u663e\u793a\u5339\u914d\u7684\u90e8\u5206\u3002<\/p>\n<pre>grep -o 'root' \/etc\/passwd\r\ngrep -c -o 'root' \/etc\/passwd<\/pre>\n<p>\u4f1a\u8bdd\u793a\u4f8b\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-156595\" src=\"https:\/\/gulass.cn\/wp-content\/uploads\/2019\/08\/20190823002.png\" alt=\"\" width=\"734\" height=\"345\" srcset=\"https:\/\/gulass.cn\/wp-content\/uploads\/2019\/08\/20190823002.png 734w, https:\/\/gulass.cn\/wp-content\/uploads\/2019\/08\/20190823002-300x141.png 300w\" sizes=\"auto, (max-width: 734px) 100vw, 734px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u60a8\u53ef\u4ee5\u4f7f\u7528grep\u547d\u4ee4\u641c\u7d22\u7ed9\u5b9a\u6a21\u5f0f\u7684\u5b57\u7b26\u4e32\uff0c\u5355\u8bcd\uff0c\u6587\u672c\u548c\u6570\u5b57\u3002 \u60a8\u53ef\u4ee5\u5c06-c\u9009\u9879\u4f20\u9012\u7ed9grep\u547d\u4ee4\u3002 \u5b83\u4ec5\u663e\u793a [&hellip;]<\/p>\n","protected":false},"author":63,"featured_media":156597,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-156593","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts\/156593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/users\/63"}],"replies":[{"embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/comments?post=156593"}],"version-history":[{"count":2,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts\/156593\/revisions"}],"predecessor-version":[{"id":157076,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts\/156593\/revisions\/157076"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/media\/156597"}],"wp:attachment":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/media?parent=156593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/categories?post=156593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/tags?post=156593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}