{"rsdb":{"rid":"179511","subhead":"","postdate":"0","aid":"130284","fid":"91","uid":"1","topic":"1","content":"<div id=\"cnblogs_post_body\">\n <p><strong>\u5411\u91cf<\/strong><\/p> \n <p><strong>\u77e9\u9635<\/strong><\/p> \n <div class=\"cnblogs_code\"> \n  <pre>cells&lt;-c(<span style=\"color: #800080;\">1,<span style=\"color: #800080;\">26,<span style=\"color: #800080;\">24,<span style=\"color: #800080;\">68<span style=\"color: #000000;\">) rnames&lt;-c(<span style=\"color: #800000;\">&quot;<span style=\"color: #800000;\">R1<span style=\"color: #800000;\">&quot;,<span style=\"color: #800000;\">&quot;<span style=\"color: #800000;\">R2<span style=\"color: #800000;\">&quot;<span style=\"color: #000000;\">) cnames&lt;-matrix(cells,nrow=<span style=\"color: #800080;\">2,ncol=<span style=\"color: #800080;\">2,byrow=<span style=\"color: #000000;\">True, \u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000dimnames=list(rnames,cnames))<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/pre> \n <\/div> \n <p><strong>\u6570\u7ec4<\/strong><\/p> \n <p><strong>\u6570\u636e\u6846<\/strong><\/p> \n <p>attach()\u3001detach()\u3001with()<\/p> \n <p><strong>\u56e0\u5b50<\/strong><\/p> \n <p>\u540d\u4e49\u578b\u53d8\u91cf\u3001\u6709\u5e8f\u578b\u53d8\u91cf\u3001\u8fde\u7eed\u578b\u53d8\u91cf\uff0c\u5176\u4e2d\u540d\u4e49\u578b\u53d8\u91cf\u548c\u6709\u5e8f\u578b\u53d8\u91cf\u5728R\u4e2d\u79f0\u4e3a\u56e0\u5b50factor<\/p> \n <p><strong>\u5217\u8868<\/strong><\/p> \n <p>\u5217\u8868\u8bbf\u95ee<\/p> \n <p>[]\u5e26\u5bf9\u8c61\u540d\uff0c[[]]\u4e0d\u5e26\u5bf9\u8c61\u540d<\/p>\n<\/div>","orderid":"0","title":"01\u521b\u5efa\u6570\u636e\u96c6","smalltitle":"","mid":"0","fname":"R\u8bed\u8a00","special_id":"0","bak_id":"0","info":"0","hits":"7776","pages":"1","comments":"0","posttime":"2017-10-10 12:10:25","list":"1507608625","username":"admin","author":"","copyfrom":"","copyfromurl":"","titlecolor":"","fonttype":"0","titleicon":"0","picurl":"https:\/\/www.cppentry.com\/upload_files\/","ispic":"0","yz":"1","yzer":"","yztime":"0","levels":"0","levelstime":"0","keywords":"<A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%B4%B4%BD%A8' target=_blank>\u521b\u5efa<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%CA%FD%BE%DD' target=_blank>\u6570\u636e<\/A>","jumpurl":"","iframeurl":"","style":"","template":"a:3:{s:4:\"head\";s:0:\"\";s:4:\"foot\";s:0:\"\";s:8:\"bencandy\";s:0:\"\";}","target":"0","ip":"113.108.110.181","lastfid":"0","money":"0","buyuser":"","passwd":"","allowdown":"","allowview":"","editer":"","edittime":"0","begintime":"0","endtime":"0","description":"01\u521b\u5efa\u6570\u636e\u96c6","lastview":"1713519020","digg_num":"3727","digg_time":"0","forbidcomment":"0","ifvote":"0","heart":"","htmlname":"","city_id":"0"},"page":"1"}