{"id":2491,"date":"2023-07-22T01:09:59","date_gmt":"2023-07-22T01:09:59","guid":{"rendered":"https:\/\/statorials.org\/pl\/r-polaczyc-ciagi-znakow\/"},"modified":"2023-07-22T01:09:59","modified_gmt":"2023-07-22T01:09:59","slug":"r-polaczyc-ciagi-znakow","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/r-polaczyc-ciagi-znakow\/","title":{"rendered":"Jak \u0142\u0105czy\u0107 ci\u0105gi w r (z przyk\u0142adami)"},"content":{"rendered":"

<\/p>\n

\n

Mo\u017cesz u\u017cy\u0107 funkcji paste()<\/strong> w R, aby szybko po\u0142\u0105czy\u0107 wiele ci\u0105g\u00f3w znak\u00f3w:<\/span><\/p>\n

 paste(string1, string2, string3, sep = \" \")<\/strong><\/pre>\n
 Poni\u017csze przyk\u0142ady pokazuj\u0105, jak w praktyce wykorzysta\u0107 t\u0119 funkcj\u0119.<\/span><\/p>\n
 Przyk\u0142ad 1: \u0141\u0105czenie wektor\u00f3w \u0142a\u0144cuchowych<\/strong><\/span><\/h3>\n
 Za\u0142\u00f3\u017cmy, \u017ce w R mamy nast\u0119puj\u0105ce ci\u0105gi znak\u00f3w:<\/span><\/p>\n
 #create three string variables\na <- \u201chey\u201d\nb <- \u201cthere\u201d\nc <- \u201cfriend\u201d\n<\/span><\/span><\/strong><\/pre>\n
 Mo\u017cemy u\u017cy\u0107 funkcji paste()<\/strong> , aby szybko po\u0142\u0105czy\u0107 te trzy ci\u0105gi w jeden:<\/span><\/p>\n
 #concatenate the three strings into one string\nd <- paste(a, b, c)\n\n#view result<\/span>\nd\n\n[1] \u201chey there friend\u201d\n<\/span><\/span><\/strong><\/pre>\n
 Trzy ci\u0105gi zosta\u0142y po\u0142\u0105czone w jeden ci\u0105g, oddzielony spacjami.<\/span><\/p>\n
 Mo\u017cemy r\u00f3wnie\u017c u\u017cy\u0107 innej warto\u015bci separatora, podaj\u0105c inn\u0105 warto\u015b\u0107 argumentowi sep<\/strong> :<\/span><\/p>\n
 #concatenate the three strings into one string, separated by dashes<\/span>\nd <- paste(a, b, c, sep = \"-\")\n\n[1] \u201chey-there-friend\u201d\n<\/span><\/span><\/strong><\/pre>\n
 Przyk\u0142ad 2: Po\u0142\u0105cz kolumny ci\u0105g\u00f3w w ramce danych<\/strong><\/span><\/h3>\n
 Za\u0142\u00f3\u017cmy, \u017ce mamy nast\u0119puj\u0105c\u0105 ramk\u0119 danych w R:<\/span><\/p>\n
 #create data frame\n<\/span>df <- data. frame<\/span> (first=c('Andy', 'Bob', 'Carl', 'Doug'),\n                 last=c('Smith', 'Miller', 'Johnson', 'Rogers'),\n                 dots=c(99, 90, 86, 88))\n\n#view data frame\n<\/span>df\n\n  first last points\n1 Andy Smith 99\n2 Bob Miller 90\n3 Carl Johnson 86\n4 Doug Rogers 88\n<\/span><\/span><\/strong><\/pre>\n
 Mo\u017cemy u\u017cy\u0107 funkcji Paste()<\/strong> , aby po\u0142\u0105czy\u0107 \u201epierwsz\u0105\u201d i \u201eostatni\u0105\u201d kolumn\u0119 w now\u0105 kolumn\u0119 o nazwie \u201enazwa\u201d:<\/span><\/p>\n
 #concatenate 'first' and 'last' name columns into one column\n<\/span>df$name = paste(df$first, df$last)\n\n#view updated data frame\n<\/span>df\n\n  first last points name\n1 Andy Smith 99 Andy Smith\n2 Bob Miller 90 Bob Miller\n3 Carl Johnson 86 Carl Johnson\n4 Doug Rogers 88 Doug Rogers\n<\/span><\/span><\/strong><\/pre>\n
 Nale\u017cy zauwa\u017cy\u0107, \u017ce ci\u0105gi znak\u00f3w w kolumnach \u201epierwsza\u201d i \u201eostatnia\u201d zosta\u0142y po\u0142\u0105czone w kolumn\u0119 \u201enazwa\u201d.<\/span><\/p>\n
 Dodatkowe zasoby<\/strong><\/span><\/h3>\n
 Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe operacje w j\u0119zyku R:<\/span><\/p>\n
 Jak przekonwertowa\u0107 wektor na ci\u0105g w R<\/a>
 Jak przekonwertowa\u0107 ci\u0105gi na ma\u0142e litery w R<\/a>
 Jak wykona\u0107 cz\u0119\u015bciowe dopasowanie ci\u0105g\u00f3w w R<\/p>\n","protected":false},"excerpt":{"rendered":"
Mo\u017cesz u\u017cy\u0107 funkcji paste() w R, aby szybko po\u0142\u0105czy\u0107 wiele ci\u0105g\u00f3w znak\u00f3w: paste(string1, string2, string3, sep = ” „) Poni\u017csze przyk\u0142ady pokazuj\u0105, jak w praktyce wykorzysta\u0107 t\u0119 funkcj\u0119. Przyk\u0142ad 1: \u0141\u0105czenie wektor\u00f3w \u0142a\u0144cuchowych Za\u0142\u00f3\u017cmy, \u017ce w R mamy nast\u0119puj\u0105ce ci\u0105gi znak\u00f3w: #create three string variables a <- \u201chey\u201d b <- \u201cthere\u201d c <- \u201cfriend\u201d Mo\u017cemy […]<\/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-2491","post","type-post","status-publish","format-standard","hentry","category-przewodnik"],"yoast_head":"\nJak \u0142\u0105czy\u0107 ci\u0105gi znak\u00f3w w R (z przyk\u0142adami) \u2013 Statologia<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak \u0142\u0105czy\u0107 ci\u0105gi znak\u00f3w 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\/r-polaczyc-ciagi-znakow\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak \u0142\u0105czy\u0107 ci\u0105gi znak\u00f3w w R (z przyk\u0142adami) \u2013 Statologia\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak \u0142\u0105czy\u0107 ci\u0105gi znak\u00f3w w j\u0119zyku R, podaj\u0105c kilka przyk\u0142ad\u00f3w.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/r-polaczyc-ciagi-znakow\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T01:09:59+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-polaczyc-ciagi-znakow\/\",\"url\":\"https:\/\/statorials.org\/pl\/r-polaczyc-ciagi-znakow\/\",\"name\":\"Jak \u0142\u0105czy\u0107 ci\u0105gi znak\u00f3w w R (z przyk\u0142adami) \u2013 Statologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-22T01:09:59+00:00\",\"dateModified\":\"2023-07-22T01:09:59+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak \u0142\u0105czy\u0107 ci\u0105gi znak\u00f3w w j\u0119zyku R, podaj\u0105c kilka przyk\u0142ad\u00f3w.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/r-polaczyc-ciagi-znakow\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/r-polaczyc-ciagi-znakow\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/r-polaczyc-ciagi-znakow\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak \u0142\u0105czy\u0107 ci\u0105gi w r (z przyk\u0142adami)\"}]},{\"@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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