{"id":4257,"date":"2023-07-12T11:47:53","date_gmt":"2023-07-12T11:47:53","guid":{"rendered":"https:\/\/statorials.org\/pl\/r-usun-wszystkie-kolumny-z-wyjatkiem\/"},"modified":"2023-07-12T11:47:53","modified_gmt":"2023-07-12T11:47:53","slug":"r-usun-wszystkie-kolumny-z-wyjatkiem","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/r-usun-wszystkie-kolumny-z-wyjatkiem\/","title":{"rendered":"Odp.: jak usun\u0105\u0107 wszystkie kolumny z wyj\u0105tkiem niekt\u00f3rych konkretnych"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Aby usun\u0105\u0107 wszystkie kolumny z ramki danych w R, mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cych metod:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metoda 1: U\u017cyj podstawy R<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df &lt;- df[c(' <span style=\"color: #ff0000;\">col2<\/span> ', ' <span style=\"color: #ff0000;\">col6<\/span> ')]\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metoda 2: u\u017cyj dplyr<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (dplyr)\n\ndf &lt;- df %&gt;% select(col2, col6)<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Obie metody usuwaj\u0105 wszystkie kolumny z ramki danych z wyj\u0105tkiem kolumn o nazwie <strong>col2<\/strong> i <strong>col6<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Poni\u017csze przyk\u0142ady pokazuj\u0105, jak w praktyce wykorzysta\u0107 ka\u017cd\u0105 metod\u0119 z nast\u0119puj\u0105c\u0105 ramk\u0105 danych w R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (team=c('A', 'B', 'C', 'D', 'E', 'F', 'G', 'H'),\n                 points=c(18, 22, 19, 14, 14, 11, 20, 28),\n                 assists=c(5, 7, 7, 9, 12, 9, 9, 4),\n                 rebounds=c(11, 8, 10, 6, 6, 5, 9, 12),\n                 steals=c(4, 3, 3, 2, 5, 4, 3, 8),\n                 blocks=c(1, 0, 0, 3, 2, 2, 1, 5))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n  team points assists rebounds steals blocks\n1 A 18 5 11 4 1\n2 B 22 7 8 3 0\n3 C 19 7 10 3 0\n4 D 14 9 6 2 3\n5 E 14 12 6 5 2\n6 F 11 9 5 4 2\n7 G 20 9 9 3 1\n8:28 4 12 8 5<\/strong><\/pre>\n<h2> <span style=\"color: #000000;\"><strong>Przyk\u0142ad 1: Usu\u0144 wszystkie kolumny z wyj\u0105tkiem okre\u015blonych, u\u017cywaj\u0105c podstawy R<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Mo\u017cemy u\u017cy\u0107 nast\u0119puj\u0105cej sk\u0142adni, aby usun\u0105\u0107 wszystkie kolumny z ramki danych z wyj\u0105tkiem tych zwanych <strong>punktami<\/strong> i <strong>blokami<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008080;\">#drop all columns except points and blocks\n<\/span>df &lt;- df[c(' <span style=\"color: #ff0000;\">points<\/span> ', ' <span style=\"color: #ff0000;\">blocks<\/span> ')]\n\n<span style=\"color: #008080;\">#view updated data frame\n<\/span>df\n\n  point blocks\n1 18 1\n2 22 0\n3 19 0\n4 14 3\n5 14 2\n6 11 2\n7 20 1\n8 28 5\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Nale\u017cy pami\u0119ta\u0107, \u017ce pozosta\u0142y tylko kolumny <strong>punktowe<\/strong> i <strong>blokowe<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Wszystkie pozosta\u0142e kolumny zosta\u0142y usuni\u0119te.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Przyk\u0142ad 2: Usu\u0144 wszystkie kolumny z wyj\u0105tkiem niekt\u00f3rych, u\u017cywaj\u0105c dplyr<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Mo\u017cemy r\u00f3wnie\u017c u\u017cy\u0107 <strong>funkcjiselect()<\/strong> z pakietu <a href=\"https:\/\/dplyr.tidyverse.org\/\" target=\"_blank\" rel=\"noopener\">dplyr<\/a> , aby usun\u0105\u0107 wszystkie kolumny z ramki danych z wyj\u0105tkiem tych zwanych <strong>punktami<\/strong> i <strong>blokami<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">library<\/span> (dplyr)\n\n<span style=\"color: #008080;\">#drop all columns except points and blocks<\/span>\ndf &lt;- df %&gt;% select(points, blocks)\n\n<span style=\"color: #008080;\">#view updated data frame<\/span>\ndf\n\n  point blocks\n1 18 1\n2 22 0\n3 19 0\n4 14 3\n5 14 2\n6 11 2\n7 20 1\n8 28 5\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Nale\u017cy pami\u0119ta\u0107, \u017ce pozosta\u0142y tylko kolumny <strong>punktowe<\/strong> i <strong>blokowe<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Jest to zgodne z wynikami poprzedniego przyk\u0142adu.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Dodatkowe zasoby<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe zadania w j\u0119zyku R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pl\/r-upusc-nazwe-kolumny,-ktora-zawiera\/\" target=\"_blank\" rel=\"noopener\">Jak usun\u0105\u0107 kolumny, je\u015bli nazwa zawiera okre\u015blony ci\u0105g w R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/dplyr-upusc-wiele-kolumn\/\" target=\"_blank\" rel=\"noopener\">Jak usun\u0105\u0107 wiele kolumn za pomoc\u0105 dplyr<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/usun-kolumny-z-na-w-r\/\" target=\"_blank\" rel=\"noopener\">Jak usun\u0105\u0107 kolumny z warto\u015bciami NA w R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aby usun\u0105\u0107 wszystkie kolumny z ramki danych w R, mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cych metod: Metoda 1: U\u017cyj podstawy R df &lt;- df[c(&#8217; col2 &#8217;, &#8217; col6 &#8217;)] Metoda 2: u\u017cyj dplyr library (dplyr) df &lt;- df %&gt;% select(col2, col6) Obie metody usuwaj\u0105 wszystkie kolumny z ramki danych z wyj\u0105tkiem kolumn o nazwie col2 i col6 . [&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-4257","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>Odp.: Jak usun\u0105\u0107 wszystkie kolumny z wyj\u0105tkiem niekt\u00f3rych \u2013 Statorials<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak usun\u0105\u0107 wszystkie kolumny z ramki danych w R, z wyj\u0105tkiem niekt\u00f3rych konkretnych, na przyk\u0142adzie.\" \/>\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\/r-usun-wszystkie-kolumny-z-wyjatkiem\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Odp.: Jak usun\u0105\u0107 wszystkie kolumny z wyj\u0105tkiem niekt\u00f3rych \u2013 Statorials\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak usun\u0105\u0107 wszystkie kolumny z ramki danych w R, z wyj\u0105tkiem niekt\u00f3rych konkretnych, na przyk\u0142adzie.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/r-usun-wszystkie-kolumny-z-wyjatkiem\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-12T11:47:53+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin Anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napisane przez\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin Anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Szacowany czas czytania\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pl\/r-usun-wszystkie-kolumny-z-wyjatkiem\/\",\"url\":\"https:\/\/statorials.org\/pl\/r-usun-wszystkie-kolumny-z-wyjatkiem\/\",\"name\":\"Odp.: Jak usun\u0105\u0107 wszystkie kolumny z wyj\u0105tkiem niekt\u00f3rych \u2013 Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-12T11:47:53+00:00\",\"dateModified\":\"2023-07-12T11:47:53+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak usun\u0105\u0107 wszystkie kolumny z ramki danych w R, z wyj\u0105tkiem niekt\u00f3rych konkretnych, na przyk\u0142adzie.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/r-usun-wszystkie-kolumny-z-wyjatkiem\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/r-usun-wszystkie-kolumny-z-wyjatkiem\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/r-usun-wszystkie-kolumny-z-wyjatkiem\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Odp.: jak usun\u0105\u0107 wszystkie kolumny z wyj\u0105tkiem niekt\u00f3rych konkretnych\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pl\/#website\",\"url\":\"https:\/\/statorials.org\/pl\/\",\"name\":\"Statorials\",\"description\":\"Tw\u00f3j przewodnik po kompetencjach statystycznych!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pl-PL\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\",\"name\":\"Benjamin Anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin Anderson\"},\"description\":\"Cze\u015b\u0107, jestem Benjamin i jestem emerytowanym profesorem statystyki, kt\u00f3ry zosta\u0142 oddanym nauczycielem Statorials. 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