{"id":1118,"date":"2023-07-27T14:36:01","date_gmt":"2023-07-27T14:36:01","guid":{"rendered":"https:\/\/statorials.org\/pl\/usun-ramke-danych-w-r\/"},"modified":"2023-07-27T14:36:01","modified_gmt":"2023-07-27T14:36:01","slug":"usun-ramke-danych-w-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/usun-ramke-danych-w-r\/","title":{"rendered":"Jak usun\u0105\u0107 ramki danych w r (z przyk\u0142adami)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">J\u0119zyk programowania R udost\u0119pnia dwie przydatne funkcje do wy\u015bwietlania i usuwania obiekt\u00f3w w obszarze roboczym R:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>ls():<\/strong> wy\u015bwietla list\u0119 wszystkich obiekt\u00f3w w bie\u017c\u0105cym obszarze roboczym<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>rm():<\/strong> usuwa jeden lub wi\u0119cej obiekt\u00f3w z bie\u017c\u0105cego obszaru roboczego<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">W tym samouczku wyja\u015bniono, jak u\u017cywa\u0107 funkcji <strong>rm()<\/strong> do usuwania ramek danych w R oraz funkcji <strong>ls()<\/strong> do potwierdzania, \u017ce ramka danych zosta\u0142a usuni\u0119ta.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Usu\u0144 pojedyncz\u0105 ramk\u0119 danych<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak usun\u0105\u0107 pojedyncz\u0105 ramk\u0119 danych z bie\u017c\u0105cego obszaru roboczego R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#list all objects in current R workspace<\/span>\nls()\n\n[1] \"df1\" \"df2\" \"df3\" \"x\"\n\n<\/strong><strong><span style=\"color: #008080;\">#remove df1<\/span>\nrm(df1)\n\n<span style=\"color: #008080;\">#list all objects in workspace\n<\/span>ls()\n\n[1] \"df2\" \"df3\" \"x\"  \n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Usu\u0144 wiele blok\u00f3w danych<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak usun\u0105\u0107 wiele ramek danych z bie\u017c\u0105cego obszaru roboczego R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#list all objects in current R workspace<\/span>\nls()\n\n[1] \"df1\" \"df2\" \"df3\" \"x\"\n\n<\/strong><strong><span style=\"color: #008080;\">#remove df1 and df2<\/span>\nrm(\" <span style=\"color: #008000;\">df1<\/span> \", \" <span style=\"color: #008000;\">df2<\/span> \")\n\n<span style=\"color: #008080;\">#list all objects in workspace\n<\/span>ls()\n\n[1] \"df3\" \"x\"<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Usu\u0144 wszystkie ramki danych<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak usun\u0105\u0107 wszystkie obiekty typu \u201edata.frame\u201d z bie\u017c\u0105cego obszaru roboczego R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#list all objects in current R workspace<\/span>\nls()\n\n[1] \"df1\" \"df2\" \"df3\" \"x\"\n\n<\/strong><strong><span style=\"color: #008080;\">#remove all objects of type \"data.frame\"<\/span>\nrm(list=ls(all= <span style=\"color: #008000;\">TRUE<\/span> )[ <span style=\"color: #3366ff;\">sapply<\/span> ( <span style=\"color: #3366ff;\">mget<\/span> (ls(all= <span style=\"color: #008000;\">TRUE<\/span> )), class) == \" <span style=\"color: #008000;\">data.frame<\/span> \"])\n\n<span style=\"color: #008080;\">#list all objects in workspace\n<\/span>ls()\n\n[1] \"x\"<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Mo\u017cesz tak\u017ce u\u017cy\u0107 <a href=\"https:\/\/statorials.org\/pl\/grep-kontra-grepl-r\/\" target=\"_blank\" rel=\"noopener noreferrer\">funkcji grepl()<\/a> , aby usun\u0105\u0107 wszystkie obiekty obszaru roboczego zawieraj\u0105ce fraz\u0119 \u201edf\u201d:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#list all objects in current R workspace<\/span>\nls()\n\n[1] \"df1\" \"df2\" \"df3\" \"x\"\n\n<\/strong><strong><span style=\"color: #008080;\">#remove all objects that contain \"df\"<\/span>\nrm(list = ls()[ <span style=\"color: #3366ff;\">grepl<\/span> (\" <span style=\"color: #008000;\">df<\/span> \", ls())])\n\n<span style=\"color: #008080;\">#list all objects in workspace\n<\/span>ls()\n\n[1] \"x\"<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Dodatkowe zasoby<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe operacje w j\u0119zyku R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pl\/utworz-pusta-ramke-danych-w-r\/\" target=\"_blank\" rel=\"noopener noreferrer\">Jak utworzy\u0107 pust\u0105 ramk\u0119 danych w R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/r-dodaj-do-ramki-danych\/\" target=\"_blank\" rel=\"noopener noreferrer\">Jak doda\u0107 wiersze do ramki danych w R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>J\u0119zyk programowania R udost\u0119pnia dwie przydatne funkcje do wy\u015bwietlania i usuwania obiekt\u00f3w w obszarze roboczym R: ls(): wy\u015bwietla list\u0119 wszystkich obiekt\u00f3w w bie\u017c\u0105cym obszarze roboczym rm(): usuwa jeden lub wi\u0119cej obiekt\u00f3w z bie\u017c\u0105cego obszaru roboczego W tym samouczku wyja\u015bniono, jak u\u017cywa\u0107 funkcji rm() do usuwania ramek danych w R oraz funkcji ls() do potwierdzania, \u017ce [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1118","post","type-post","status-publish","format-standard","hentry","category-przewodnik"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Jak usun\u0105\u0107 ramki danych w R (z przyk\u0142adami) \u2013 Statorials<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak szybko usun\u0105\u0107 ramki danych w j\u0119zyku R, podaj\u0105c kilka przyk\u0142ad\u00f3w.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/pl\/usun-ramke-danych-w-r\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta 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