{"id":3016,"date":"2023-07-19T15:17:34","date_gmt":"2023-07-19T15:17:34","guid":{"rendered":"https:\/\/statorials.org\/pt\/nomes-de-conjunto-r\/"},"modified":"2023-07-19T15:17:34","modified_gmt":"2023-07-19T15:17:34","slug":"nomes-de-conjunto-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/nomes-de-conjunto-r\/","title":{"rendered":"Como usar a fun\u00e7\u00e3o setnames em r (com exemplos)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a fun\u00e7\u00e3o <b>setNames<\/b> em R para definir os nomes de um objeto e retornar o objeto.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Esta fun\u00e7\u00e3o usa a seguinte sintaxe b\u00e1sica:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>setNames(object, nm)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Ouro:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>nomes<\/strong> : o nome do objeto<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>nm<\/strong> : Um vetor de caracteres de nomes<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Os exemplos a seguir mostram como usar essa fun\u00e7\u00e3o em diferentes cen\u00e1rios.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 1: Usando setNames com Vector<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Suponha que criemos o seguinte vetor em R com nomes:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#createvector\n<\/span>data &lt;- c(1, 3, 4, 4)\n\n<span style=\"color: #008080;\">#create names for vector\n<\/span>names(data) &lt;- c('points', 'rebounds', 'blocks', 'steals')\n\n<span style=\"color: #008080;\">#view vector\n<\/span>data\n\n  points rebounds blocks steals \n       1 3 4 4<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Podemos criar exatamente o mesmo vetor com nomes simplesmente usando a fun\u00e7\u00e3o <strong>setNames()<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create vector with names<\/span>\ndata &lt;- setNames(c(1, 3, 4, 4), c('points', 'rebounds', 'blocks', 'steals'))\n\n<span style=\"color: #008080;\">#view vector<\/span>\ndata\n\n  points rebounds blocks steals \n       1 3 4 4\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Usando uma \u00fanica linha, podemos criar exatamente o mesmo vetor com nomes.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 2:<\/strong><\/span> <span style=\"color: #000000;\"><strong>Use setNames com Lista<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como usar a fun\u00e7\u00e3o <strong>setNames<\/strong> para criar uma lista com nomes espec\u00edficos em R e retornar a lista:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create list with names and return list<\/span>\nsetNames(list(c(1, 2), 3:6, c('A', 'B')), c('points', 'steals', 'team'))\n\n$points\n[1] 1 2\n\n$steals\n[1] 3 4 5 6\n\n$team\n[1] \u201cA\u201d \u201cB\u201d\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que uma lista \u00e9 retornada com os nomes que especificamos usando a fun\u00e7\u00e3o <strong>setNames<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Observe tamb\u00e9m que voc\u00ea pode digitar o seguinte em R para ler a documenta\u00e7\u00e3o completa da fun\u00e7\u00e3o <strong>setNames<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\">?setNames<\/span><\/span><\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como realizar outras opera\u00e7\u00f5es comuns em R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/alterar-nomes-de-linhas-em-r\/\" target=\"_blank\" rel=\"noopener\">Como alterar os nomes das linhas em R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/colunas-de-quadro-de-dados-de-loop-r\/\" target=\"_blank\" rel=\"noopener\">Como iterar sobre nomes de colunas em R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/nomes-de-funcoes-em-r\/\" target=\"_blank\" rel=\"noopener\">Como usar a fun\u00e7\u00e3o de nomes em R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a fun\u00e7\u00e3o setNames em R para definir os nomes de um objeto e retornar o objeto. Esta fun\u00e7\u00e3o usa a seguinte sintaxe b\u00e1sica: setNames(object, nm) Ouro: nomes : o nome do objeto nm : Um vetor de caracteres de nomes Os exemplos a seguir mostram como usar essa fun\u00e7\u00e3o em diferentes cen\u00e1rios. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-3016","post","type-post","status-publish","format-standard","hentry","category-guia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Como usar a fun\u00e7\u00e3o setNames em R (com exemplos) \u2013 Statorials<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como usar a fun\u00e7\u00e3o setNames() em R, com v\u00e1rios exemplos.\" \/>\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\/pt\/nomes-de-conjunto-r\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como usar a fun\u00e7\u00e3o setNames em R (com exemplos) \u2013 Statorials\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como usar a fun\u00e7\u00e3o setNames() em R, com v\u00e1rios exemplos.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/nomes-de-conjunto-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-19T15:17:34+00:00\" \/>\n<meta name=\"author\" content=\"Dr. benjamim anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr. benjamim anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/nomes-de-conjunto-r\/\",\"url\":\"https:\/\/statorials.org\/pt\/nomes-de-conjunto-r\/\",\"name\":\"Como usar a fun\u00e7\u00e3o setNames em R (com exemplos) \u2013 Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-19T15:17:34+00:00\",\"dateModified\":\"2023-07-19T15:17:34+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como usar a fun\u00e7\u00e3o setNames() em R, com v\u00e1rios exemplos.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/nomes-de-conjunto-r\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/nomes-de-conjunto-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/nomes-de-conjunto-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como usar a fun\u00e7\u00e3o setnames em r (com exemplos)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pt\/#website\",\"url\":\"https:\/\/statorials.org\/pt\/\",\"name\":\"Statorials\",\"description\":\"O seu guia para a literacia estat\u00edstica!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pt\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\",\"name\":\"Dr. benjamim anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr. benjamim anderson\"},\"description\":\"Ol\u00e1, sou Benjamin, um professor aposentado de estat\u00edstica que se tornou professor dedicado na Statorials. 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