{"id":2492,"date":"2023-07-22T01:09:59","date_gmt":"2023-07-22T01:09:59","guid":{"rendered":"https:\/\/statorials.org\/pt\/r-concatenar-strings\/"},"modified":"2023-07-22T01:09:59","modified_gmt":"2023-07-22T01:09:59","slug":"r-concatenar-strings","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/r-concatenar-strings\/","title":{"rendered":"Como concatenar strings em r (com exemplos)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a fun\u00e7\u00e3o <strong>paste()<\/strong> em R para concatenar rapidamente v\u00e1rias strings:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>paste(string1, string2, string3, sep = \" \")<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Os exemplos a seguir mostram como usar esta fun\u00e7\u00e3o na pr\u00e1tica.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 1: concatenando vetores de string<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Suponha que temos as seguintes strings em R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create three string variables\n<span style=\"color: #000000;\">a &lt;- \u201chey\u201d\nb &lt;- \u201cthere\u201d\nc &lt;- \u201cfriend\u201d\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Podemos usar a fun\u00e7\u00e3o <strong>paste()<\/strong> para concatenar rapidamente essas tr\u00eas strings em uma \u00fanica string:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#concatenate the three strings into one string\n<span style=\"color: #000000;\">d &lt;- paste(a, b, c)\n\n<span style=\"color: #008080;\">#view result<\/span>\nd\n\n[1] \u201chey there friend\u201d\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">As tr\u00eas strings foram concatenadas em uma \u00fanica string, separadas por espa\u00e7os.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Tamb\u00e9m podemos usar um valor diferente para o separador, fornecendo um valor diferente para o argumento <strong>sep<\/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;\">#concatenate the three strings into one string, separated by dashes<\/span>\nd &lt;- paste(a, b, c, sep = \"-\")\n\n[1] \u201chey-there-friend\u201d\n<\/span><\/span><\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 2: concatenar colunas de strings em um quadro de dados<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Suponha que temos o seguinte quadro de dados em R:<\/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 data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (first=c('Andy', 'Bob', 'Carl', 'Doug'),\n                 last=c('Smith', 'Miller', 'Johnson', 'Rogers'),\n                 dots=c(99, 90, 86, 88))\n\n<span style=\"color: #008080;\">#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<p> <span style=\"color: #000000;\">Podemos usar a fun\u00e7\u00e3o <strong>Paste()<\/strong> para concatenar a \u201cprimeira\u201d e a \u201c\u00faltima\u201d colunas em uma nova coluna chamada \u201cnome\u201d:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#concatenate 'first' and 'last' name columns into one column\n<\/span>df$name = paste(df$first, df$last)\n\n<span style=\"color: #008080;\">#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<p> <span style=\"color: #000000;\">Observe que as strings nas colunas \u201cprimeira\u201d e \u201c\u00faltima\u201d foram concatenadas na coluna \u201cnome\u201d.<\/span><\/p>\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\/r-converter-vetor-em-string\/\" target=\"_blank\" rel=\"noopener\">Como converter vetor em string em R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/em-r-minusculo\/\" target=\"_blank\" rel=\"noopener\">Como converter strings para min\u00fasculas em R<\/a><br \/> Como realizar correspond\u00eancia parcial de strings em R<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a fun\u00e7\u00e3o paste() em R para concatenar rapidamente v\u00e1rias strings: paste(string1, string2, string3, sep = &#8221; &#8220;) Os exemplos a seguir mostram como usar esta fun\u00e7\u00e3o na pr\u00e1tica. Exemplo 1: concatenando vetores de string Suponha que temos as seguintes strings em R: #create three string variables a &lt;- \u201chey\u201d b &lt;- \u201cthere\u201d [&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-2492","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 concatenar strings em R (com exemplos) \u2013 Estatologia<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como concatenar strings 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\/r-concatenar-strings\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como concatenar strings em R (com exemplos) \u2013 Estatologia\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como concatenar strings em R, com v\u00e1rios exemplos.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/r-concatenar-strings\/\" \/>\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=\"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=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/r-concatenar-strings\/\",\"url\":\"https:\/\/statorials.org\/pt\/r-concatenar-strings\/\",\"name\":\"Como concatenar strings em R (com exemplos) \u2013 Estatologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-22T01:09:59+00:00\",\"dateModified\":\"2023-07-22T01:09:59+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como concatenar strings em R, com v\u00e1rios exemplos.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/r-concatenar-strings\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/r-concatenar-strings\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/r-concatenar-strings\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como concatenar strings 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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