join\u00a0\u7528\u4e8e\u627e\u51fa\u4e24\u4e2a\u6587\u4ef6\u4e2d,\u6307\u5b9a\u680f\u4f4d\u5185\u5bb9\u76f8\u540c\u7684\u884c,\u5e76\u52a0\u4ee5\u5408\u5e76,\u518d\u8f93\u51fa\u5230\u6807\u51c6\u8f93\u51fa\u8bbe\u5907.<\/p>\n
\u8bed\u6cd5:<\/p>\n
join\u00a0[options]\u00a0[file1]\u00a0[file2]<\/p>\n
\u53c2\u6570:<\/p>\n
-a<1\/2>\u00a0:\u00a0\u9664\u4e86\u663e\u793a\u539f\u6765\u7684\u8f93\u51fa\u5185\u5bb9\u4e4b\u5916,\u8fd8\u663e\u793a\u6307\u4ee4\u6587\u4ef6\u4e2d\u6ca1\u6709\u76f8\u540c\u680f\u4f4d\u7684\u884c;<\/p>\n
-e<\u5b57\u7b26\u4e32>\u00a0:\u00a0\u82e5file1\u4e0efile2\u4e2d\u627e\u4e0d\u5230\u6307\u5b9a\u7684\u680f\u4f4d,\u5219\u5728\u8f93\u51fa\u4e2d\u586b\u5165\u9009\u9879\u4e2d\u7684\u5b57\u7b26\u4e32;<\/p>\n
-i\/–igore-case\u00a0:\u00a0\u6bd4\u8f83\u680f\u4f4d\u5185\u5bb9\u65f6,\u5ffd\u7565\u5927\u5c0f\u5199\u7684\u5dee\u5f02;<\/p>\n
-o<\u683c\u5f0f>\u00a0:\u00a0\u6309\u7167\u6307\u5b9a\u7684\u683c\u5f0f\u6765\u663e\u793a\u7ed3\u679c;<\/p>\n
-t<\u5b57\u7b26>\u00a0:\u00a0\u4f7f\u7528\u680f\u4f4d\u7684\u5206\u9694\u5b57\u7b26;<\/p>\n
-v<1\/2>\u00a0:\u00a0\u8ddf-a\u76f8\u540c,\u4f46\u662f\u53ea\u663e\u793a\u6587\u4ef6\u4e2d\u6ca1\u6709\u76f8\u540c\u680f\u4f4d\u7684\u884c;<\/p>\n
-1<\u680f\u4f4d>\u00a0:\u00a0\u8fde\u63a5file1\u6307\u5b9a\u7684\u680f\u4f4d;<\/p>\n
-2<\u680f\u4f4d>\u00a0:\u00a0\u8fde\u63a5file2\u6307\u5b9a\u7684\u680f\u4f4d;<\/p>\n
<\/p>\n
<1>\u7528root\u8eab\u4efd\u5c06\/etc\/passwd\u00a0\/etc\/shadow\u00a0\u76f8\u5173\u6570\u636e\u6574\u5408\u6210\u4e00\u5217<\/p>\n
#\u00a0join\u00a0-t\u00a0‘:’\u00a0\/etc\/passwd\u00a0\/etc\/shadow\u00a0|\u00a0head\u00a0-3<\/p>\n
root:x:0:0:root:\/root:\/bin\/bash:$6$hOA3C.gi$hmyBAktEkjBhL7jNLj1p5ifJwysguv7YBd1eAKialhjnj\/KWOwQL\/RdJWGti3FGrNu0.G0GAMRuxj5pxU\/anR.:16881:0:99999:7:::<\/p>\n
bin:x:1:1:bin:\/bin:\/sbin\/nologin:*:15628:0:99999:7:::<\/p>\n
daemon:x:2:2:daemon:\/sbin:\/sbin\/nologin:*:15628:0:99999:7:::<\/p>\n
\u7531\u8f93\u51fa\u7684\u6570\u636e\u53ef\u4ee5\u53d1\u73b0\u4e24\u4e2a\u6587\u4ef6\u7684\u6700\u5de6\u8fb9\u5b57\u6bb5\u90fd\u662f\u8d26\u53f7,\u4e14\u4ee5\u201d:\u201d\u5206\u9694.<\/p>\n
\u901a\u8fc7\u4e0a\u9762\u7684\u8fd9\u4e2a\u64cd\u4f5c,\u53ef\u4ee5\u5c06\u4e24\u4e2a\u6587\u4ef6\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5b57\u6bb5\u76f8\u540c\u8005\u6574\u5408\u6210\u4e00\u884c.<\/p>\n
\u7b2c\u4e8c\u4e2a\u6587\u4ef6\u5bf9\u7684\u76f8\u540c\u5b57\u6bb5\u5e76\u4e0d\u4f1a\u663e\u793a(\u56e0\u4e3a\u5728\u7b2c\u4e00\u884c\u4e86).<\/p>\n
<\/p>\n
<2>\u00a0\/etc\/passwd\u00a0\u7684\u7b2c\u56db\u6bb5\u662fGID,\u800c\u5728\/etc\/group\u5f53\u4e2d\u662f\u7b2c\u4e09\u6bb5,\u90a3\u6211\u4eec\u53c8\u5982\u4f55\u80fd\u5c06\u8fd9\u4e24\u4e2a\u6587\u4ef6\u6574\u5408\u6210\u4e00\u884c\u5462?<\/p>\n
#\u00a0join\u00a0-t\u00a0‘:’\u00a0-1\u00a04\u00a0\/etc\/passwd\u00a0-2\u00a03\u00a0\/etc\/group\u00a0|\u00a0head\u00a0-3<\/p>\n
0:root:x:0:root:\/root:\/bin\/bash:root:x:<\/p>\n
1:bin:x:1:bin:\/bin:\/sbin\/nologin:bin:x:bin,daemon<\/p>\n
2:daemon:x:2:daemon:\/sbin:\/sbin\/nologin:daemon:x:bin,daemon<\/p>\n
\u540c\u6837,\u76f8\u540c\u7684\u5b57\u6bb5\u90e8\u5206\u88ab\u79fb\u52a8\u5230\u6700\u524d\u9762\u4e86,\u6240\u4ee5\u7b2c\u4e8c\u4e2a\u6587\u4ef6\u7684\u5185\u5bb9\u5c31\u4e0d\u663e\u793a\u4e86.<\/p>\n
<\/p>\n
<3>\u4f7f\u7528-a\/-v\u663e\u793a\u4e0d\u5339\u914d\u884c<\/p>\n
#\u00a0cat\u00a001.txt<\/p>\n
1\u00a0aa<\/p>\n
2\u00a0bb<\/p>\n
3\u00a0cc<\/p>\n
#\u00a0cat\u00a002.txt<\/p>\n
1\u00a011<\/p>\n
2\u00a022<\/p>\n
4\u00a033<\/p>\n
\u4f7f\u7528-a\u9009\u9879,\u663e\u793a01.txt\/02.txt\u4e2d\u4e0d\u5339\u914d\u7684\u884c,<\/p>\n
#\u00a0join\u00a0-a\u00a01\u00a001.txt\u00a002.txt<\/p>\n
1\u00a0aa\u00a011<\/p>\n
2\u00a0bb\u00a022<\/p>\n
3\u00a0cc<\/p>\n
#\u00a0join\u00a0-a\u00a02\u00a001.txt\u00a002.txt<\/p>\n
1\u00a0aa\u00a011<\/p>\n
2\u00a0bb\u00a022<\/p>\n
4\u00a033<\/p>\n
\u800c\u4f7f\u7528-v\u9009\u9879,\u53ea\u663e\u793a01.txt\/02.txt\u4e2d\u4e0d\u5339\u914d\u7684\u884c,<\/p>\n
#\u00a0join\u00a0-v\u00a01\u00a001.txt\u00a002.txt<\/p>\n
3\u00a0cc<\/p>\n
#\u00a0join\u00a0-v\u00a02\u00a001.txt\u00a002.txt<\/p>\n
4\u00a033<\/p>\n
<\/p>\n
<4>\u4f7f\u7528-o,\u6307\u5b9a\u683c\u5f0f\u6765\u663e\u793a\u6587\u4ef6<\/p>\n
#\u00a0join\u00a0-o\u00a01.2\u00a02.2\u00a001.txt\u00a002.txt<\/p>\n
aa\u00a011<\/p>\n
bb\u00a022<\/p>\n
\u901a\u8fc7\u4e0a\u9762\u64cd\u4f5c,\u6765\u663e\u793a\u7b2c\u4e00\u4e2a\u6587\u4ef6\u7684\u7b2c\u4e8c\u4e2a\u57df,\u7b2c\u4e8c\u4e2a\u6587\u4ef6\u7684\u7b2c\u4e8c\u4e2a\u57df.<\/p>\n","protected":false},"excerpt":{"rendered":"
join\u00a0\u7528\u4e8e\u627e\u51fa\u4e24\u4e2a\u6587\u4ef6\u4e2d,\u6307\u5b9a\u680f\u4f4d\u5185\u5bb9\u76f8\u540c\u7684\u884c,\u5e76\u52a0\u4ee5\u5408\u5e76,\u518d\u8f93\u51fa\u5230\u6807\u51c6\u8f93\u51fa\u8bbe\u5907. \u8bed\u6cd5: join\u00a0[o … \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":[49,1,5],"tags":[255,38,62],"class_list":["post-660","post","type-post","status-publish","format-standard","hentry","category-linux","category-uncategorized","category-jishu","tag-join","tag-linux","tag-shell"],"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\/660","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=660"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/660\/revisions"}],"predecessor-version":[{"id":661,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/660\/revisions\/661"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=660"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=660"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=660"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}