{"id":3074,"date":"2023-07-19T08:19:16","date_gmt":"2023-07-19T08:19:16","guid":{"rendered":"https:\/\/statorials.org\/pl\/r-polacz-pliki-csv\/"},"modified":"2023-07-19T08:19:16","modified_gmt":"2023-07-19T08:19:16","slug":"r-polacz-pliki-csv","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/r-polacz-pliki-csv\/","title":{"rendered":"Jak scali\u0107 wiele plik\u00f3w csv w r (przyk\u0142ad krok po kroku)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><span style=\"color: #000000;\">Mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cej podstawowej sk\u0142adni, aby importowa\u0107 i \u0142\u0105czy\u0107 wiele plik\u00f3w CSV znajduj\u0105cych si\u0119 w tym samym folderze w R:<\/span><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df &lt;- list. <span style=\"color: #3366ff;\">files<\/span> (path=' <span style=\"color: #ff0000;\">C:\/my\/path\/to\/files<\/span> ') %&gt;% \n  lapply(read_csv) %&gt;% \n  bind_rows\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Poni\u017cszy przyk\u0142ad krok po kroku pokazuje, jak zastosowa\u0107 t\u0119 sk\u0142adni\u0119 w praktyce.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Krok 1: Utw\u00f3rz i wyeksportuj wiele ramek danych<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Najpierw u\u017cyjemy poni\u017cszego kodu, aby utworzy\u0107 i wyeksportowa\u0107 trzy ramki danych do plik\u00f3w CSV:<\/span><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create three data frames\n<span style=\"color: #000000;\">df1 &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (points=c(4, 5, 5, 6, 8, 9),\n                  assists=c(3, 2, 4, 4, 6, 3))\n\ndf2 &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (points=c(2, 10, 14, 15),\n                  assists=c(3, 2, 9, 3))\n\ndf3 &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (dots=c(6, 8, 9),\n                  assists=c(10, 6, 4))<\/span>\n\n#export all three data frames to CSV files\n<span style=\"color: #000000;\">write.write. <span style=\"color: #3366ff;\">csv<\/span> (df1, ' <span style=\"color: #ff0000;\">C:\/Users\/bob\/Documents\/my_data_files\/df1.csv<\/span> ', <span style=\"color: #3366ff;\">row.names<\/span> = <span style=\"color: #008000;\">FALSE<\/span> )\nwrite.write. <span style=\"color: #3366ff;\">csv<\/span> (df2, ' <span style=\"color: #ff0000;\">C:\/Users\/bob\/Documents\/my_data_files\/df2.csv<\/span> ', <span style=\"color: #3366ff;\">row.names<\/span> = <span style=\"color: #008000;\">FALSE<\/span> )\nwrite.write. <span style=\"color: #3366ff;\">csv<\/span> (df3, ' <span style=\"color: #ff0000;\">C:\/Users\/bob\/Documents\/my_data_files\/df3.csv<\/span> ', <span style=\"color: #3366ff;\">row.names<\/span> = <span style=\"color: #008000;\">FALSE<\/span> )\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Mog\u0119 przej\u015b\u0107 do tego folderu i sprawdzi\u0107, czy wszystkie trzy pliki CSV zosta\u0142y pomy\u015blnie wyeksportowane:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-26328 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/fusioncsv1.jpg\" alt=\"\" width=\"574\" height=\"459\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Krok 2: Zaimportuj i scal wiele plik\u00f3w CSV<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Nast\u0119pnie u\u017cyjemy poni\u017cszego kodu do zaimportowania i po\u0142\u0105czenia trzech plik\u00f3w CSV w jedn\u0105 ramk\u0119 danych w R:<\/span><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">library<\/span> (dplyr)\n<span style=\"color: #008000;\">library<\/span> (readr)\n\n<span style=\"color: #008080;\">#import and merge all three CSV files into one data frame\n<\/span>df &lt;- list. <span style=\"color: #3366ff;\">files<\/span> (path=' <span style=\"color: #ff0000;\">C:\/Users\/bob\/Documents\/my_data_files<\/span> ') %&gt;% \n  lapply(read_csv) %&gt;% \n  bind_rows \n\n<span style=\"color: #008080;\">#view resulting data frame\n<\/span>df\n\n# A tibble: 13 x 2\n   assist points\n       \n 1 4 3\n 2 5 2\n 3 5 4\n 4 6 4\n 5 8 6\n 6 9 3\n 7 2 3\n 8 10 2\n 9 14 9\n10 15 3\n11 6 10\n12 8 6\n13 9 4<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Nale\u017cy zauwa\u017cy\u0107, \u017ce trzy pliki CSV zosta\u0142y pomy\u015blnie po\u0142\u0105czone w jedn\u0105 ramk\u0119 danych.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Widzimy, \u017ce wynikowa ramka danych ma 13 wierszy i 2 kolumny.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Uwaga<\/strong> : Je\u015bli ramki danych nie maj\u0105 pasuj\u0105cych nazw kolumn, R zawsze po\u0142\u0105czy wszystkie ramki danych i po prostu uzupe\u0142ni brakuj\u0105ce warto\u015bci warto\u015bciami <strong>NA<\/strong> .<\/span><\/p>\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 u\u017cywa\u0107 innych typ\u00f3w plik\u00f3w w R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pl\/zaimportuj-excela-do-r\/\" target=\"_blank\" rel=\"noopener\">Jak importowa\u0107 pliki Excel do R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/zaimportuj-tsv-do-r\/\" target=\"_blank\" rel=\"noopener\">Jak zaimportowa\u0107 pliki TSV do R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/przeczytaj-plik-zip-w-r\/\" target=\"_blank\" rel=\"noopener\">Jak importowa\u0107 pliki Zip do R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/zaimportuj-sas-do-r\/\" target=\"_blank\" rel=\"noopener\">Jak importowa\u0107 pliki SAS do R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/zaimportuj-plik-danych-do-r\/\" target=\"_blank\" rel=\"noopener\">Jak zaimportowa\u0107 pliki .dta do R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cej podstawowej sk\u0142adni, aby importowa\u0107 i \u0142\u0105czy\u0107 wiele plik\u00f3w CSV znajduj\u0105cych si\u0119 w tym samym folderze w R: df &lt;- list. files (path=&#8217; C:\/my\/path\/to\/files &#8217;) %&gt;% lapply(read_csv) %&gt;% bind_rows Poni\u017cszy przyk\u0142ad krok po kroku pokazuje, jak zastosowa\u0107 t\u0119 sk\u0142adni\u0119 w praktyce. Krok 1: Utw\u00f3rz i wyeksportuj wiele ramek danych Najpierw u\u017cyjemy poni\u017cszego kodu, [&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-3074","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 po\u0142\u0105czy\u0107 wiele plik\u00f3w CSV w R (przyk\u0142ad krok po kroku) - Statorials<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak scali\u0107 wiele plik\u00f3w CSV w j\u0119zyku R, \u0142\u0105cznie z przyk\u0142adem krok po kroku.\" \/>\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-polacz-pliki-csv\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak po\u0142\u0105czy\u0107 wiele plik\u00f3w CSV w R (przyk\u0142ad krok po kroku) - Statorials\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak scali\u0107 wiele plik\u00f3w CSV w j\u0119zyku R, \u0142\u0105cznie z przyk\u0142adem krok po kroku.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/r-polacz-pliki-csv\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-19T08:19:16+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/fusioncsv1.jpg\" \/>\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-polacz-pliki-csv\/\",\"url\":\"https:\/\/statorials.org\/pl\/r-polacz-pliki-csv\/\",\"name\":\"Jak po\u0142\u0105czy\u0107 wiele plik\u00f3w CSV w R (przyk\u0142ad krok po kroku) - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-19T08:19:16+00:00\",\"dateModified\":\"2023-07-19T08:19:16+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak scali\u0107 wiele plik\u00f3w CSV w j\u0119zyku R, \u0142\u0105cznie z przyk\u0142adem krok po kroku.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/r-polacz-pliki-csv\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/r-polacz-pliki-csv\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/r-polacz-pliki-csv\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak scali\u0107 wiele plik\u00f3w csv w r (przyk\u0142ad krok po kroku)\"}]},{\"@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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