{"id":178,"date":"2022-12-02T06:40:54","date_gmt":"2023-02-04T06:49:54","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/r%e7%9a%84with%e5%92%8cwithin%e5%87%bd%e6%95%b0-%e4%bd%a0%e9%9c%80%e8%a6%81%e7%9f%a5%e9%81%93%e7%9a%84%e4%b8%80%e5%88%87%ef%bc%81\/"},"modified":"2025-08-01T01:55:43","modified_gmt":"2025-07-31T17:55:43","slug":"r%e7%9a%84with%e5%92%8cwithin%e5%87%bd%e6%95%b0-%e4%bd%a0%e9%9c%80%e8%a6%81%e7%9f%a5%e9%81%93%e7%9a%84%e4%b8%80%e5%88%87%ef%bc%81","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/r%e7%9a%84with%e5%92%8cwithin%e5%87%bd%e6%95%b0-%e4%bd%a0%e9%9c%80%e8%a6%81%e7%9f%a5%e9%81%93%e7%9a%84%e4%b8%80%e5%88%87%ef%bc%81\/","title":{"rendered":"R\u8bed\u8a00with()\u4e0ewithin()\u51fd\u6570\u8be6\u89e3\uff1a\u6570\u636e\u64cd\u4f5c\u4e0e\u6548\u7387\u63d0\u5347\u5168\u653b\u7565"},"content":{"rendered":"

\u5927\u5bb6\u597d\uff0c\u8bfb\u8005\u4eec\uff01\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecdR\u7f16\u7a0b\u4e2d\u4e24\u4e2a\u5bc6\u5207\u76f8\u5173\u4f46\u53c8\u6709\u6240\u4e0d\u540c\u7684\u51fd\u6570\u2014\u2014R\u7684with()<\/code>\u51fd\u6570\u548cwithin()<\/code>\u51fd\u6570\u3002\u8ba9\u6211\u4eec\u5f00\u59cb\u5427\uff01:)<\/p>\n

\n

1. R\u4e2dwith()<\/code>\u51fd\u6570\u7684\u4f7f\u7528<\/h2>\n

\u5728R\u7f16\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u9700\u8981\u6784\u5efa\u81ea\u5b9a\u4e49\u529f\u80fd\u6765\u6267\u884c\u7279\u5b9a\u64cd\u4f5c\u3002\u4f7f\u7528R\u7684with()<\/code>\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u4e00\u6b21\u64cd\u4f5c\u4e2d\u5bf9R\u8868\u8fbe\u5f0f\u4ee5\u53ca\u8c03\u7528\u8be5\u51fd\u6570\u7684\u8fc7\u7a0b\u8fdb\u884c\u64cd\u4f5c\uff01<\/p>\n

with()<\/code>\u51fd\u6570\u5141\u8bb8\u6211\u4eec\u5728\u51fd\u6570\u5185\u90e8\u8bc4\u4f30\u4e00\u4e2a\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7684R\u8868\u8fbe\u5f0f\u3002\u5b83\u4e3b\u8981\u9002\u7528\u4e8e\u6570\u636e\u6846\uff08data frame\uff09\u3002\u56e0\u6b64\uff0c\u5bf9R\u8868\u8fbe\u5f0f\u7684\u8bc4\u4f30\u7ed3\u679c\u662f\u6839\u636e\u4f20\u9012\u7ed9\u5b83\u7684\u6570\u636e\u6846\u6765\u5b8c\u6210\u7684\u3002<\/p>\n

\u8bed\u6cd5\uff1a<\/h3>\n
with(data-frame, R expression)<\/code><\/pre>\n
\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528with()<\/code>\u51fd\u6570\u7684\u793a\u4f8b\uff1a<\/p>\n
rm(list = ls())\r\n\r\nNum <- c(100, 100, 100, 100, 100)\r\nCost <- c(1200, 1300, 1400, 1500, 1600)\r\n\r\ndata_A <- data.frame(Num, Cost, stringsAsFactors = FALSE)\r\n\r\nwith(data_A, Num * Cost)\r\nwith(data_A, Cost \/ Num)<\/code><\/pre>\n
\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u76f4\u63a5\u5728with()<\/code>\u51fd\u6570\u4e2d\u8ba1\u7b97\u4e86\u6570\u636e\u6846data_A<\/code>\u4e2d\u7684\u8868\u8fbe\u5f0f'Num * Cost'<\/code>\u3002<\/p>\n
\u7136\u540e\uff0c\u6211\u4eec\u4e5f\u8ba1\u7b97\u4e86\u8868\u8fbe\u5f0f'Cost \/ Num'<\/code>\u3002<\/p>\n
\u5c06\u8fd9\u4e24\u4e2a\u8bed\u53e5\u653e\u5728\u4e00\u8d77\u662f\u4e3a\u4e86\u5f3a\u8c03with()<\/code>\u51fd\u6570\u4e0d\u4f1a\u4fee\u6539\u539f\u59cb\u6570\u636e\u6846\u3002\u5b83\u4f1a\u5206\u522b\u4e3a\u6570\u636e\u6846\u5217\u76f8\u5173\u7684\u6bcf\u4e2a\u503c\u63d0\u4f9b\u72ec\u7acb\u7684\u8f93\u51fa\u3002<\/p>\n
\u8f93\u51fa\uff1a<\/h3>\n
> with(data_A, Num * Cost)\r\n[1] 120000 130000 140000 150000 160000\r\n> with(data_A, Cost \/ Num)\r\n[1] 12 13 14 15 16<\/code><\/pre>\n
\n
2. R\u4e2d\u7684within()<\/code>\u51fd\u6570<\/h2>\n
\u8fd9\u662f\u6587\u7ae0\u300aR\u7684with()<\/code>\u548cwithin()<\/code>\u51fd\u6570\u2014\u2014\u4f60\u9700\u8981\u77e5\u9053\u7684\u4e00\u5207\uff01\u300b\u7684\u7b2c2\u90e8\u5206\uff08\u51712\u90e8\u5206\uff09\u3002<\/p>\n
\u65e2\u7136\u5df2\u7ecf\u9605\u8bfb\u4e86with()<\/code>\u51fd\u6570\uff0c\u73b0\u5728\u8ba9\u6211\u4eec\u5173\u6ce8\u5b83\u7684\u201c\u5b6a\u751f\u5144\u5f1f\u201d\u5427\uff01\u54c8\u54c8\uff01\u53ea\u662f\u5f00\u4e2a\u73a9\u7b11\uff01\u5c3d\u7ba1\u8fd9\u4e24\u4e2a\u51fd\u6570\u7684\u540d\u5b57\u542c\u8d77\u6765\u76f8\u4f3c\uff0c\u4f46\u5b83\u4eec\u7684\u529f\u80fd\u5374\u4e0d\u540c\u3002<\/p>\n
R\u4e2d\u7684within()<\/code>\u51fd\u6570\u5728\u81ea\u8eab\u5185\u90e8\u8ba1\u7b97\u8868\u8fbe\u5f0f\u7684\u7ed3\u679c\uff0c\u4f46\u6709\u4e00\u70b9\u4e0d\u540c\u3002\u5b83\u5141\u8bb8\u6211\u4eec\u521b\u5efa\u6570\u636e\u6846\u7684\u526f\u672c\uff0c\u5e76\u6dfb\u52a0\u4e00\u4e2a\u65b0\u5217\uff0c\u6700\u7ec8\u5b58\u50a8R\u8868\u8fbe\u5f0f\u7684\u7ed3\u679c\u3002<\/p>\n
\u8bed\u6cd5\uff1a<\/h3>\n
within(data frame<\/span>, new-column<\/span> <-<\/span> R expression<\/span>)<\/code><\/pre>\n
\u4f8b\u5982\uff0c\u6211\u559c\u6b22\u5728\u5de5\u4f5c\u65f6\u542c\u97f3\u4e50\u3002<\/p>\n
rm<\/span>(<\/span>list<\/span> =<\/span> ls<\/span>(<\/span>)<\/span>)<\/span>\r\n\r\nNum<\/span> <-<\/span> c<\/span>(<\/span>100<\/span>,<\/span>100<\/span>,<\/span>100<\/span>,<\/span>100<\/span>,<\/span>100<\/span>)<\/span>\r\nCost<\/span> <-<\/span> c<\/span>(<\/span>1200<\/span>,<\/span>1300<\/span>,<\/span>1400<\/span>,<\/span>1500<\/span>,<\/span>1600<\/span>)<\/span>\r\n\r\ndata_A<\/span> <-<\/span> data.frame<\/span>(<\/span>Num,<\/span>Cost,<\/span>stringsAsFactors<\/span> =<\/span> FALSE<\/span>)<\/span>\r\n\r\nwithin<\/span>(<\/span>data_A,<\/span> Product<\/span> <-<\/span> Num*<\/span>Cost)<\/span>\r\nwithin<\/span>(<\/span>data_A,<\/span> Q<\/span> <-<\/span> Cost\/<\/span>Num)<\/span><\/code><\/pre>\n
\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5bf9\u4e4b\u524d\u7528\u4e8ewith()<\/code>\u51fd\u6570\u7684\u76f8\u540c\u8868\u8fbe\u5f0f\u8fdb\u884c\u4e86\u8bc4\u4f30\u3002\u4f46\u662f\uff0c\u5728\u8fd9\u91cc\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684\u5217\u6765\u5b58\u50a8\u8868\u8fbe\u5f0f\u7684\u7ed3\u679c\u3002<\/p>\n
><\/span> within<\/span>(<\/span>data_A,<\/span> Product<\/span> <-<\/span> Num*<\/span>Cost)<\/span>\r\n  Num Cost Product\r\n1<\/span> 100<\/span> 1200<\/span>  120000<\/span>\r\n2<\/span> 100<\/span> 1300<\/span>  130000<\/span>\r\n3<\/span> 100<\/span> 1400<\/span>  140000<\/span>\r\n4<\/span> 100<\/span> 1500<\/span>  150000<\/span>\r\n5<\/span> 100<\/span> 1600<\/span>  160000<\/span>\r\n><\/span> within<\/span>(<\/span>data_A,<\/span> Q<\/span> <-<\/span> Cost\/<\/span>Num)<\/span>\r\n  Num Cost  Q\r\n1<\/span> 100<\/span> 1200<\/span> 12<\/span>\r\n2<\/span> 100<\/span> 1300<\/span> 13<\/span>\r\n3<\/span> 100<\/span> 1400<\/span> 14<\/span>\r\n4<\/span> 100<\/span> 1500<\/span> 15<\/span>\r\n5<\/span> 100<\/span> 1600<\/span> 16<\/span><\/code><\/pre>\n
\n
\u7ed3\u8bba<\/h2>\n
\u4ece\u8fd9\u91cc\u53ef\u4ee5\u770b\u51fa\uff0c\u6211\u4eec\u5df2\u7ecf\u7ed3\u675f\u4e86\u8fd9\u4e2a\u8bdd\u9898\u3002\u5982\u679c\u4f60\u6709\u4efb\u4f55\u95ee\u9898\uff0c\u8bf7\u968f\u65f6\u5728\u4e0b\u65b9\u8bc4\u8bba\u3002<\/p>\n
\u5173\u4e8eR\u7684\u66f4\u591a\u5e16\u5b50\uff0c\u8bf7\u7ee7\u7eed\u5173\u6ce8\uff0c\u540c\u65f6\uff0c\u6109\u5feb\u5b66\u4e60\uff01 \ud83d\ude42<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5927\u5bb6\u597d\uff0c\u8bfb\u8005\u4eec\uff01\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecdR\u7f16\u7a0b\u4e2d\u4e24\u4e2a\u5bc6\u5207\u76f8\u5173\u4f46\u53c8\u6709\u6240\u4e0d\u540c\u7684\u51fd\u6570\u2014\u2014R\u7684with()\u51fd\u6570\u548cw […]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[586,733,732,734,735],"class_list":["post-178","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-r","tag-within","tag-with","tag-734","tag-735"],"yoast_head":"\nR\u8bed\u8a00with()\u4e0ewithin()\u51fd\u6570\u8be6\u89e3\uff1a\u6570\u636e\u64cd\u4f5c\u4e0e\u6548\u7387\u63d0\u5347\u5168\u653b\u7565 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u6df1\u5165\u89e3\u6790R\u8bed\u8a00\u4e2dwith()\u548cwithin()\u51fd\u6570\u7684\u7528\u6cd5\u3001\u533a\u522b\u53ca\u5e94\u7528\u573a\u666f\u3002\u901a\u8fc7\u672c\u6587\uff0c\u60a8\u5c06\u5168\u9762\u638c\u63e1\u8fd9\u4e24\u4e2a\u51fd\u6570\u5728\u6570\u636e\u6846\u64cd\u4f5c\u3001\u53d8\u91cf\u5f15\u7528\u548c\u4ee3\u7801\u7b80\u5316\u65b9\u9762\u7684\u5f3a\u5927\u529f\u80fd\uff0c\u52a9\u60a8\u63d0\u5347R\u7f16\u7a0b\u6548\u7387\u4e0e\u6570\u636e\u5904\u7406\u80fd\u529b\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/r\u7684with\u548cwithin\u51fd\u6570-\u4f60\u9700\u8981\u77e5\u9053\u7684\u4e00\u5207\uff01\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u8bed\u8a00with()\u4e0ewithin()\u51fd\u6570\u8be6\u89e3\uff1a\u6570\u636e\u64cd\u4f5c\u4e0e\u6548\u7387\u63d0\u5347\u5168\u653b\u7565\" \/>\n<meta property=\"og:description\" content=\"\u6df1\u5165\u89e3\u6790R\u8bed\u8a00\u4e2dwith()\u548cwithin()\u51fd\u6570\u7684\u7528\u6cd5\u3001\u533a\u522b\u53ca\u5e94\u7528\u573a\u666f\u3002\u901a\u8fc7\u672c\u6587\uff0c\u60a8\u5c06\u5168\u9762\u638c\u63e1\u8fd9\u4e24\u4e2a\u51fd\u6570\u5728\u6570\u636e\u6846\u64cd\u4f5c\u3001\u53d8\u91cf\u5f15\u7528\u548c\u4ee3\u7801\u7b80\u5316\u65b9\u9762\u7684\u5f3a\u5927\u529f\u80fd\uff0c\u52a9\u60a8\u63d0\u5347R\u7f16\u7a0b\u6548\u7387\u4e0e\u6570\u636e\u5904\u7406\u80fd\u529b\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/r\u7684with\u548cwithin\u51fd\u6570-\u4f60\u9700\u8981\u77e5\u9053\u7684\u4e00\u5207\uff01\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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