{"id":1470,"date":"2021-01-03T12:09:28","date_gmt":"2021-01-03T04:09:28","guid":{"rendered":"http:\/\/cnliutz.uicp.io\/?p=1470"},"modified":"2021-01-03T12:09:28","modified_gmt":"2021-01-03T04:09:28","slug":"r%e8%af%ad%e8%a8%80-%e6%9d%a1%e4%bb%b6-%e5%be%aa%e7%8e%af","status":"publish","type":"post","link":"http:\/\/g1n29wqq.ipyingshe.net:5347\/?p=1470","title":{"rendered":"R\u8bed\u8a00&#8211;\u6761\u4ef6-\u5faa\u73af"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>#if for matrix\r\n\r\ni&lt;-10\r\ni\r\ny&lt;-if (i&lt;5){3} else {10}\r\ny\r\n\r\nfor(i in 1:10){\r\n+ print(i*i)\r\n}\r\n\r\nx&lt;-matrix(1:30,nrow=5)\r\nx\r\nfor(i in seq_len(nrow(x))){\r\n     for (j in seq_len(ncol(x))){\r\n     print(x&#91;i,j]);\r\n    }\r\n  print(rep(i,nrow(x)))\r\n} <\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-1470","post","type-post","status-publish","format-standard","hentry","category-r"],"_links":{"self":[{"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts\/1470","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1470"}],"version-history":[{"count":1,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts\/1470\/revisions"}],"predecessor-version":[{"id":1471,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts\/1470\/revisions\/1471"}],"wp:attachment":[{"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1470"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1470"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1470"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}