{"id":2333,"date":"2023-07-22T17:53:51","date_gmt":"2023-07-22T17:53:51","guid":{"rendered":"https:\/\/statorials.org\/it\/formato-della-data\/"},"modified":"2023-07-22T17:53:51","modified_gmt":"2023-07-22T17:53:51","slug":"formato-della-data","status":"publish","type":"post","link":"https:\/\/statorials.org\/it\/formato-della-data\/","title":{"rendered":"La guida completa ai formati di data in r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">La tabella seguente mostra una variet\u00e0 di simboli che \u00e8 possibile utilizzare per formattare le date in R:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<th style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>Simbolo<\/strong><\/span><\/th>\n<th style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>Definizione<\/strong><\/span><\/th>\n<th style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>Esempio<\/strong><\/span><\/th>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>%D<\/strong><\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Giorno come numero<\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">19<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>%HA<\/strong><\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Fine settimana abbreviato<\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Sole<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\"><b>%HA<\/b><\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Fine settimana non abbreviato<\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Domenica<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>%M<\/strong><\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Mese come numero<\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">04<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>%B<\/strong><\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Mese abbreviato<\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Febbraio<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>%B<\/strong><\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Mese non abbreviato<\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">FEBBRAIO<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>%y<\/strong><\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Anno a 2 cifre<\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">14<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\"><strong>%Y<\/strong><\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">Anno a 4 cifre<\/span><\/td>\n<td style=\"text-align: center;\"> <span style=\"color: #000000;\">2014<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p> <span style=\"color: #000000;\">Gli esempi seguenti mostrano come utilizzare nella pratica ciascuno di questi formati.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Esempio 1: formattare la data con giorno, mese e anno<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Il codice seguente mostra come formattare una data utilizzando il formato mese\/giorno\/anno:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define date\n<\/span>date &lt;- as. <span style=\"color: #3366ff;\">Date<\/span> (\" <span style=\"color: #ff0000;\">2021-01-25<\/span> \")\n\n<span style=\"color: #008080;\">#date format\n<\/span>formatted_date &lt;- format(date, format=\" <span style=\"color: #ff0000;\">%m\/%d\/%y<\/span> \")\n\n<span style=\"color: #008080;\">#display formatted date\n<\/span>formatted_date\n\n[1] \"01\/25\/21\"<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Tieni presente che possiamo utilizzare qualsiasi separatore desideriamo tra ciascun valore.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Ad esempio, potremmo usare invece i trattini:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define date\n<\/span>date &lt;- as. <span style=\"color: #3366ff;\">Date<\/span> (\" <span style=\"color: #ff0000;\">2021-01-25<\/span> \")\n\n<span style=\"color: #008080;\">#date format\n<\/span>formatted_date &lt;- format(date, format=\" <span style=\"color: #ff0000;\">%m-%d-%y<\/span> \")\n\n<span style=\"color: #008080;\">#display formatted date\n<\/span>formatted_date\n\n[1] \"01-25-21\"<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Esempio 2: formattare la data come giorno della settimana<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Il codice seguente mostra come formattare una data utilizzando il formato del giorno della settimana:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define date\n<\/span>date &lt;- as. <span style=\"color: #3366ff;\">Date<\/span> (\" <span style=\"color: #ff0000;\">2021-01-25<\/span> \")\n\n<span style=\"color: #008080;\">#format date as abbreviated weekday\n<\/span>format(date, format=\" <span style=\"color: #ff0000;\">%a<\/span> \")\n\n[1] \u201cMy\u201d\n\n<span style=\"color: #008080;\">#format date as unabbreviated weekday\n<\/span>format(date, format=\" <span style=\"color: #ff0000;\">%A<\/span> \")\n\n[1] \u201cMonday\u201d\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Esempio 3: formattare la data in mesi<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Il codice seguente mostra come formattare una data come mese:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define date\n<\/span>date &lt;- as. <span style=\"color: #3366ff;\">Date<\/span> (\" <span style=\"color: #ff0000;\">2021-01-25<\/span> \")\n\n<span style=\"color: #008080;\">#format date as abbreviated month\n<\/span>format(date, format=\" <span style=\"color: #ff0000;\">%b<\/span> \")\n\n[1] \u201cJan\u201d\n\n<span style=\"color: #008080;\">#format date as unabbreviated month\n<\/span>format(date, format=\" <span style=\"color: #ff0000;\">%B<\/span> \")\n\n[1] \u201cJanuary\u201d<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Possiamo anche formattare la data in mese e giorno:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define date\n<\/span>date &lt;- as. <span style=\"color: #3366ff;\">Date<\/span> (\" <span style=\"color: #ff0000;\">2021-01-25<\/span> \")\n\n<span style=\"color: #008080;\">#format date as abbreviated month\n<\/span>format(date, format=\" <span style=\"color: #ff0000;\">%b %d<\/span> \")\n\n[1] \u201cJan 25\u201d<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Risorse addizionali<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">I seguenti tutorial spiegano come eseguire altre operazioni comuni che coinvolgono le date in R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/it\/ordinare-per-data-in-r\/\" target=\"_blank\" rel=\"noopener\">Come ordinare un dataframe per data in R<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/sottoinsieme-per-intervallo-di-date-in-r\/\" target=\"_blank\" rel=\"noopener\">Come sottodefinire in base a un intervallo di date in R<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/convertire-le-stringhe-in-date-in-r\/\" target=\"_blank\" rel=\"noopener\">Come convertire le stringhe in date in R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La tabella seguente mostra una variet\u00e0 di simboli che \u00e8 possibile utilizzare per formattare le date in R: Simbolo Definizione Esempio %D Giorno come numero 19 %HA Fine settimana abbreviato Sole %HA Fine settimana non abbreviato Domenica %M Mese come numero 04 %B Mese abbreviato Febbraio %B Mese non abbreviato FEBBRAIO %y Anno a 2 [&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":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>La guida completa ai formati di data in R - Statorials<\/title>\n<meta name=\"description\" content=\"Questo tutorial fornisce una guida completa alla formattazione delle date in R, inclusi diversi esempi.\" \/>\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\/it\/formato-della-data\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La guida completa ai formati di data in R - Statorials\" \/>\n<meta property=\"og:description\" content=\"Questo tutorial fornisce una guida completa alla formattazione delle date in R, inclusi diversi esempi.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/it\/formato-della-data\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T17:53:51+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/it\/formato-della-data\/\",\"url\":\"https:\/\/statorials.org\/it\/formato-della-data\/\",\"name\":\"La guida completa ai formati di data in R - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/it\/#website\"},\"datePublished\":\"2023-07-22T17:53:51+00:00\",\"dateModified\":\"2023-07-22T17:53:51+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae\"},\"description\":\"Questo tutorial fornisce una guida completa alla formattazione delle date in R, inclusi diversi esempi.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/it\/formato-della-data\/#breadcrumb\"},\"inLanguage\":\"it-IT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/it\/formato-della-data\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/it\/formato-della-data\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Casa\",\"item\":\"https:\/\/statorials.org\/it\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"La guida completa ai formati di data in r\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/it\/#website\",\"url\":\"https:\/\/statorials.org\/it\/\",\"name\":\"Statorials\",\"description\":\"La tua guida all&#039;alfabetizzazione statistica!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/it\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"it-IT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae\",\"name\":\"Benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"it-IT\",\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin anderson\"},\"description\":\"Ciao, sono Benjamin, un professore di statistica in pensione diventato insegnante dedicato di Statorials. Con una vasta esperienza e competenza nel campo della statistica, sono ansioso di condividere le mie conoscenze per potenziare gli studenti attraverso Statorials. Scopri di pi\u00f9\",\"sameAs\":[\"https:\/\/statorials.org\/it\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"La guida completa ai formati di data in R - Statorials","description":"Questo tutorial fornisce una guida completa alla formattazione delle date in R, inclusi diversi esempi.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/statorials.org\/it\/formato-della-data\/","og_locale":"it_IT","og_type":"article","og_title":"La guida completa ai formati di data in R - Statorials","og_description":"Questo tutorial fornisce una guida completa alla formattazione delle date in R, inclusi diversi esempi.","og_url":"https:\/\/statorials.org\/it\/formato-della-data\/","og_site_name":"Statorials","article_published_time":"2023-07-22T17:53:51+00:00","author":"Benjamin anderson","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Benjamin anderson","Est. reading time":"2 minuti"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/statorials.org\/it\/formato-della-data\/","url":"https:\/\/statorials.org\/it\/formato-della-data\/","name":"La guida completa ai formati di data in R - Statorials","isPartOf":{"@id":"https:\/\/statorials.org\/it\/#website"},"datePublished":"2023-07-22T17:53:51+00:00","dateModified":"2023-07-22T17:53:51+00:00","author":{"@id":"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae"},"description":"Questo tutorial fornisce una guida completa alla formattazione delle date in R, inclusi diversi esempi.","breadcrumb":{"@id":"https:\/\/statorials.org\/it\/formato-della-data\/#breadcrumb"},"inLanguage":"it-IT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/statorials.org\/it\/formato-della-data\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/statorials.org\/it\/formato-della-data\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Casa","item":"https:\/\/statorials.org\/it\/"},{"@type":"ListItem","position":2,"name":"La guida completa ai formati di data in r"}]},{"@type":"WebSite","@id":"https:\/\/statorials.org\/it\/#website","url":"https:\/\/statorials.org\/it\/","name":"Statorials","description":"La tua guida all&#039;alfabetizzazione statistica!","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/statorials.org\/it\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"it-IT"},{"@type":"Person","@id":"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae","name":"Benjamin anderson","image":{"@type":"ImageObject","inLanguage":"it-IT","@id":"https:\/\/statorials.org\/it\/#\/schema\/person\/image\/","url":"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg","contentUrl":"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg","caption":"Benjamin anderson"},"description":"Ciao, sono Benjamin, un professore di statistica in pensione diventato insegnante dedicato di Statorials. Con una vasta esperienza e competenza nel campo della statistica, sono ansioso di condividere le mie conoscenze per potenziare gli studenti attraverso Statorials. Scopri di pi\u00f9","sameAs":["https:\/\/statorials.org\/it"]}]}},"yoast_meta":{"yoast_wpseo_title":"","yoast_wpseo_metadesc":"","yoast_wpseo_canonical":""},"_links":{"self":[{"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/posts\/2333"}],"collection":[{"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/comments?post=2333"}],"version-history":[{"count":0,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/posts\/2333\/revisions"}],"wp:attachment":[{"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/media?parent=2333"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/categories?post=2333"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/tags?post=2333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}