{"id":3088,"date":"2023-07-19T06:50:48","date_gmt":"2023-07-19T06:50:48","guid":{"rendered":"https:\/\/statorials.org\/tr\/rdeki-tarihten-ayi-cikar\/"},"modified":"2023-07-19T06:50:48","modified_gmt":"2023-07-19T06:50:48","slug":"rdeki-tarihten-ayi-cikar","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/rdeki-tarihten-ayi-cikar\/","title":{"rendered":"R'de tarihten ay nas\u0131l \u00e7\u0131kar\u0131l\u0131r (\u00f6rneklerle)"},"content":{"rendered":"

<\/p>\n

\n

Ay\u0131 R’deki bir tarihten h\u0131zl\u0131 bir \u015fekilde \u00e7\u0131karman\u0131n iki yolu vard\u0131r:<\/span><\/p>\n

Y\u00f6ntem 1: format()’\u0131 kullan\u0131n<\/strong><\/span><\/p>\n

 df$month <- format( as.Date<\/span> (df$date, format=\" %d\/%m\/%Y<\/span> \"),\" %m<\/span> \")\n<\/strong><\/pre>\n
 Y\u00f6ntem 2: Ya\u011flama<\/a> paketini kullan\u0131n<\/strong><\/span><\/p>\n
 library<\/span> (lubridate)\n\ndf$month <- month( mdy<\/span> (df$date))\n<\/strong><\/pre>\n
 Bu e\u011fitimde, bu y\u00f6ntemlerin her birinin pratikte nas\u0131l kullan\u0131laca\u011f\u0131na dair bir \u00f6rnek g\u00f6sterilmektedir.<\/span><\/p>\n
 Y\u00f6ntem 1: format()’\u0131 kullanarak ay\u0131 tarihten \u00e7\u0131kar\u0131n<\/strong><\/span><\/h3>\n
 A\u015fa\u011f\u0131daki kod, “%m”<\/strong> ba\u011f\u0131ms\u0131z de\u011fi\u015fkeniyle birlikte format()<\/strong> i\u015flevini kullanarak bir tarihten ay\u0131n nas\u0131l \u00e7\u0131kar\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n
 #create data frame<\/span>\ndf <- data. frame<\/span> (date=c(\"01\/01\/2021\", \"01\/04\/2021\" , \"01\/09\/2021\"),\n                  sales=c(34, 36, 44))\n\n#view data frame<\/span>\ndf\n\n        dirty date\n1 01\/01\/2021 34\n2 01\/04\/2021 36\n3 01\/09\/2021 44\n\n#create new variable that contains month\n<\/span>df$month <- format( as.Date<\/span> (df$date, format=\" %d\/%m\/%Y<\/span> \"),\" %m<\/span> \")\n\n#view updated data frame<\/span>\ndf\n\n        date sales month\n1 01\/01\/2021 34 01\n2 01\/04\/2021 36 04\n3 01\/09\/2021 44 09\n<\/strong><\/pre>\n
 Bu format()<\/strong> fonksiyonunun \u00e7e\u015fitli tarih formatlar\u0131yla \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 unutmay\u0131n. Format\u0131 belirtmeniz yeterlidir:<\/span><\/p>\n
 #create data frame<\/span>\ndf <- data. frame<\/span> (date=c(\"2021-01-01\", \"2021-01-04\", \"2021-01-09\"),\n                  sales=c(34, 36, 44))\n\n#view data frame<\/span>\ndf\n\n        dirty date\n1 2021-01-01 34\n2 2021-01-04 36\n3 2021-01-09 44\n\n#create new variable that contains month\n<\/span>df$month<- format( as.Date<\/span> (df$date, format=\" %Y-%m-%d<\/span> \"),\" %m<\/span> \")\n\n#view updated data frame<\/span>\ndf\n\n        date sales month\n1 2021-01-01 34 01\n2 2021-01-04 36 01\n3 2021-01-09 44 01<\/strong><\/pre>\n
 Not<\/strong> : Ay\u0131 say\u0131sal bir de\u011fer (01) yerine bir dize ad\u0131 (Ocak) olarak \u00e7\u0131karmak i\u00e7in %B’yi<\/strong> de kullanabilirsiniz.<\/span><\/p>\n
 Y\u00f6ntem 2: Lubridate’i kullanarak ay\u0131 tarihten \u00e7\u0131kar\u0131n<\/strong><\/span><\/h3>\n
 Ay\u0131n bir tarihten h\u0131zl\u0131 bir \u015fekilde \u00e7\u0131kar\u0131lmas\u0131 i\u00e7in lubridate paketindeki i\u015flevleri de kullanabiliriz:<\/span><\/p>\n
 library<\/span> (lubridate)<\/span>\n\n#create data frame<\/span>\ndf <- data. frame<\/span> (date=c(\"01\/01\/2021\", \"01\/04\/2021\" , \"01\/09\/2021\"),\n                  sales=c(34, 36, 44))\n\n#view data frame<\/span>\ndf\n\n        dirty dates\n1 01\/01\/2021 34\n2 01\/04\/2021 36\n3 01\/09\/2021 44\n\n#create new variable that contains month\n<\/span>df$month<- month( mdy<\/span> (df$date))\n\n#view updated data frame<\/span>\ndf\n\n        date sales month\n1 01\/01\/2021 34 1\n2 01\/04\/2021 36 1\n3 01\/09\/2021 44 1<\/strong><\/pre>\n
 Lubridate ayr\u0131ca \u00e7e\u015fitli tarih formatlar\u0131yla da \u00e7al\u0131\u015f\u0131r. Format\u0131 belirtmeniz yeterlidir:<\/span><\/p>\n
 #create data frame<\/span>\ndf <- data. frame<\/span> (date=c(\"2021-01-01\", \"2021-01-04\", \"2021-01-09\"),\n                  sales=c(34, 36, 44))\n\n#view data frame<\/span>\ndf\n\n        dirty date\n1 2021-01-01 34\n2 2021-01-04 36\n3 2021-01-09 44\n\n#create new variable that contains month\n<\/span>df$month <- month( ymd<\/span> (df$date))\n\n#view updated data frame<\/span>\ndf\n\n        date sales month\n1 2021-01-01 34 1\n2 2021-01-04 36 1\n3 2021-01-09 44 1<\/strong><\/pre>\n
 Ek kaynaklar<\/strong><\/span><\/h3>\n
 A\u015fa\u011f\u0131daki e\u011fitimlerde R’de di\u011fer yayg\u0131n i\u015flemlerin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n
 R’deki tarihten y\u0131l nas\u0131l \u00e7\u0131kar\u0131l\u0131r<\/a>
 R’deki tarihler aras\u0131ndaki ay say\u0131s\u0131 nas\u0131l hesaplan\u0131r?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
Ay\u0131 R’deki bir tarihten h\u0131zl\u0131 bir \u015fekilde \u00e7\u0131karman\u0131n iki yolu vard\u0131r: Y\u00f6ntem 1: format()’\u0131 kullan\u0131n df$month <- format( as.Date (df$date, format=” %d\/%m\/%Y “),” %m “) Y\u00f6ntem 2: Ya\u011flama paketini kullan\u0131n library (lubridate) df$month <- month( mdy (df$date)) Bu e\u011fitimde, bu y\u00f6ntemlerin her birinin pratikte nas\u0131l kullan\u0131laca\u011f\u0131na dair bir \u00f6rnek g\u00f6sterilmektedir. Y\u00f6ntem 1: format()’\u0131 kullanarak ay\u0131 […]<\/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-3088","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\nR'de tarihten ay nas\u0131l \u00e7\u0131kar\u0131l\u0131r (\u00f6rneklerle) - Statorials<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde, R'deki bir tarihten ay\u0131n nas\u0131l \u00e7\u0131kar\u0131laca\u011f\u0131 birka\u00e7 \u00f6rnekle a\u00e7\u0131klanmaktad\u0131r.\" \/>\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\/tr\/rdeki-tarihten-ayi-cikar\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R'de tarihten ay nas\u0131l \u00e7\u0131kar\u0131l\u0131r (\u00f6rneklerle) - Statorials\" \/>\n<meta property=\"og:description\" content=\"Bu e\u011fitimde, R'deki bir tarihten ay\u0131n nas\u0131l \u00e7\u0131kar\u0131laca\u011f\u0131 birka\u00e7 \u00f6rnekle a\u00e7\u0131klanmaktad\u0131r.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/tr\/rdeki-tarihten-ayi-cikar\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-19T06:50:48+00:00\" \/>\n<meta name=\"author\" content=\"Dr.benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Yazan:\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr.benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tahmini okuma s\u00fcresi\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/tr\/rdeki-tarihten-ayi-cikar\/\",\"url\":\"https:\/\/statorials.org\/tr\/rdeki-tarihten-ayi-cikar\/\",\"name\":\"R'de tarihten ay nas\u0131l \u00e7\u0131kar\u0131l\u0131r (\u00f6rneklerle) - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/tr\/#website\"},\"datePublished\":\"2023-07-19T06:50:48+00:00\",\"dateModified\":\"2023-07-19T06:50:48+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/365dc158a39a7c8ae256355451e3de48\"},\"description\":\"Bu e\u011fitimde, R'deki bir tarihten ay\u0131n nas\u0131l \u00e7\u0131kar\u0131laca\u011f\u0131 birka\u00e7 \u00f6rnekle a\u00e7\u0131klanmaktad\u0131r.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/tr\/rdeki-tarihten-ayi-cikar\/#breadcrumb\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/tr\/rdeki-tarihten-ayi-cikar\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/tr\/rdeki-tarihten-ayi-cikar\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Ev\",\"item\":\"https:\/\/statorials.org\/tr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"R'de tarihten ay nas\u0131l \u00e7\u0131kar\u0131l\u0131r (\u00f6rneklerle)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/tr\/#website\",\"url\":\"https:\/\/statorials.org\/tr\/\",\"name\":\"Statorials\",\"description\":\"\u0130statistik okuryazarl\u0131\u011f\u0131 rehberiniz!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/tr\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"tr\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/365dc158a39a7c8ae256355451e3de48\",\"name\":\"Dr.benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"tr\",\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/tr\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/tr\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr.benjamin anderson\"},\"description\":\"Merhaba, ben Benjamin, emekli bir istatistik profes\u00f6r\u00fc ve Statorials \u00f6\u011fretmenine d\u00f6n\u00fc\u015ft\u00fcm. \u0130statistik alan\u0131ndaki kapsaml\u0131 deneyimim ve uzmanl\u0131\u011f\u0131mla, \u00f6\u011frencilerimi Statorials arac\u0131l\u0131\u011f\u0131yla g\u00fc\u00e7lendirmek i\u00e7in bilgilerimi payla\u015fmaya can at\u0131yorum. 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