{"id":1912,"date":"2023-07-24T11:46:40","date_gmt":"2023-07-24T11:46:40","guid":{"rendered":"https:\/\/statorials.org\/pl\/porownaj-dwa-wektory-w-r\/"},"modified":"2023-07-24T11:46:40","modified_gmt":"2023-07-24T11:46:40","slug":"porownaj-dwa-wektory-w-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/porownaj-dwa-wektory-w-r\/","title":{"rendered":"Jak por\u00f3wna\u0107 dwa wektory w r (z przyk\u0142adami)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Aby por\u00f3wna\u0107 dwa wektory w R, mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cej podstawowej sk\u0142adni:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#check if two vectors are identical<\/span>\nidentical(vector_1, vector_2)\n\n<span style=\"color: #008080;\">#display items that are in both vectors\n<\/span>intersect(vector_1, vector_2)\n\n<span style=\"color: #008080;\">#display items that are only in first vector, but not in second vector<\/span>\nsetdiff(vector_1, vector_2)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Poni\u017csze przyk\u0142ady pokazuj\u0105, jak u\u017cywa\u0107 tej sk\u0142adni w praktyce.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Przyk\u0142ad 1: Sprawd\u017a, czy dwa wektory s\u0105 takie same<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak u\u017cy\u0107 funkcji <strong>identyczne()<\/strong> do sprawdzenia, czy dwa wektory s\u0105 identyczne:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#definevectors\n<span style=\"color: #000000;\">vector_1 &lt;- c('Andy', 'Bob', 'Carl', 'Doug')\nvector_2 &lt;- c('Bob', 'Carl', 'Doug', 'Ethan', 'Fred')<\/span>\n\n#check if two vectors are identical<\/span>\nidentical(vector_1, vector_2)\n\n[1] FALSE\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Te dwa wektory nie s\u0105 identyczne, dlatego zwracana jest warto\u015b\u0107 <strong>FA\u0141SZ<\/strong> .<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Przyk\u0142ad 2: Znajd\u017a elementy istniej\u0105ce w obu wektorach<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak u\u017cywa\u0107 funkcji <strong>intersect()<\/strong> do wy\u015bwietlania element\u00f3w istniej\u0105cych w obu wektorach:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#definevectors\n<span style=\"color: #000000;\">vector_1 &lt;- c('Andy', 'Bob', 'Carl', 'Doug')\nvector_2 &lt;- c('Bob', 'Carl', 'Doug', 'Ethan', 'Fred')<\/span>\n\n#display items that exist in both vectors<\/span>\nintersect(vector_1, vector_2)\n\n[1] \u201cBob\u201d \u201cCarl\u201d \u201cDoug\u201d\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Pokazano trzy elementy wyst\u0119puj\u0105ce w obu wektorach.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Mo\u017cemy r\u00f3wnie\u017c u\u017cy\u0107 funkcji <strong>d\u0142ugo\u015bci()<\/strong> , je\u015bli chcemy po prostu wiedzie\u0107, <em>ile<\/em> element\u00f3w istnieje w dw\u00f3ch wektorach:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#find how many items exist in both vectors\n<span style=\"color: #000000;\">length(intersect(vector_1, vector_2))\n\n[1] 3<\/span>\n<\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">W obu wektorach istniej\u0105 trzy elementy.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Przyk\u0142ad 3: Znajd\u017a elementy, kt\u00f3re istniej\u0105 tylko w jednym wektorze<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak u\u017cywa\u0107 funkcji <strong>setdiff()<\/strong> do wy\u015bwietlania element\u00f3w istniej\u0105cych w pierwszym wektorze, ale nie w drugim:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#definevectors\n<span style=\"color: #000000;\">vector_1 &lt;- c('Andy', 'Bob', 'Carl', 'Doug')\nvector_2 &lt;- c('Bob', 'Carl', 'Doug', 'Ethan', 'Fred')<\/span>\n\n#display items that exist in first vector, but not in second vector<\/span>\nsetdiff(vector_1, vector_2)\n\n[1] \u201cAndy\u201d\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">W pierwszym wektorze jest dok\u0142adnie jeden element, kt\u00f3ry nie istnieje w drugim wektorze.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Mo\u017cemy odwr\u00f3ci\u0107 oba wektory, aby zidentyfikowa\u0107 elementy, kt\u00f3re istniej\u0105 w drugim wektorze, ale nie w pierwszym:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#definevectors\n<span style=\"color: #000000;\">vector_1 &lt;- c('Andy', 'Bob', 'Carl', 'Doug')\nvector_2 &lt;- c('Bob', 'Carl', 'Doug', 'Ethan', 'Fred')<\/span>\n\n#display items that exist in second vector, but not in first vector<\/span>\nsetdiff(vector_2, vector_1)\n\n[1] \u201cEthan\u201d \u201cFred\u201d\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">W drugim wektorze istniej\u0105 dwa elementy, kt\u00f3rych nie ma w pierwszym.<\/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 wykonywa\u0107 inne typowe zadania w j\u0119zyku R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pl\/porownaj-dwie-kolumny-w-r\/\" target=\"_blank\" rel=\"noopener\">Jak por\u00f3wna\u0107 dwie kolumny w R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/porownaj-ciagi-w-r\/\">Jak por\u00f3wna\u0107 ci\u0105gi w R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/r-dodaj-do-wektora-w-petli\/\" target=\"_blank\" rel=\"noopener\">Jak doda\u0107 warto\u015bci do wektora za pomoc\u0105 p\u0119tli w R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aby por\u00f3wna\u0107 dwa wektory w R, mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cej podstawowej sk\u0142adni: #check if two vectors are identical identical(vector_1, vector_2) #display items that are in both vectors intersect(vector_1, vector_2) #display items that are only in first vector, but not in second vector setdiff(vector_1, vector_2) Poni\u017csze przyk\u0142ady pokazuj\u0105, jak u\u017cywa\u0107 tej sk\u0142adni w praktyce. Przyk\u0142ad 1: Sprawd\u017a, [&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-1912","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 por\u00f3wna\u0107 dwa wektory w R (z przyk\u0142adami) \u2013 Statoriale<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak por\u00f3wna\u0107 dwa wektory w celu sprawdzenia r\u00f3\u017cnic 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\/porownaj-dwa-wektory-w-r\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak por\u00f3wna\u0107 dwa wektory w R (z przyk\u0142adami) \u2013 Statoriale\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak por\u00f3wna\u0107 dwa wektory w celu sprawdzenia r\u00f3\u017cnic w j\u0119zyku R, podaj\u0105c kilka przyk\u0142ad\u00f3w.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/porownaj-dwa-wektory-w-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-24T11:46:40+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\/porownaj-dwa-wektory-w-r\/\",\"url\":\"https:\/\/statorials.org\/pl\/porownaj-dwa-wektory-w-r\/\",\"name\":\"Jak por\u00f3wna\u0107 dwa wektory w R (z przyk\u0142adami) \u2013 Statoriale\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-24T11:46:40+00:00\",\"dateModified\":\"2023-07-24T11:46:40+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak por\u00f3wna\u0107 dwa wektory w celu sprawdzenia r\u00f3\u017cnic w j\u0119zyku R, podaj\u0105c kilka przyk\u0142ad\u00f3w.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/porownaj-dwa-wektory-w-r\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/porownaj-dwa-wektory-w-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/porownaj-dwa-wektory-w-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak por\u00f3wna\u0107 dwa wektory 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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