{"id":2435,"date":"2023-07-22T07:13:22","date_gmt":"2023-07-22T07:13:22","guid":{"rendered":"https:\/\/statorials.org\/tr\/tarih-faktorunu-rye-donustur\/"},"modified":"2023-07-22T07:13:22","modified_gmt":"2023-07-22T07:13:22","slug":"tarih-faktorunu-rye-donustur","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/tarih-faktorunu-rye-donustur\/","title":{"rendered":"R'de bir fakt\u00f6r\u00fc tarihe d\u00f6n\u00fc\u015ft\u00fcrme (\u00f6rneklerle)"},"content":{"rendered":"

<\/p>\n

\n

Bir fakt\u00f6r\u00fc h\u0131zl\u0131 bir \u015fekilde R’deki bir tarihe d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in iki y\u00f6ntemden birini kullanabilirsiniz:<\/span><\/p>\n

Y\u00f6ntem 1: Base R’yi kullan\u0131n<\/strong><\/span><\/p>\n

 as. Date<\/span> (factor_variable, format = ' %m\/%d\/%Y<\/span> ')\n<\/strong><\/pre>\n
 Y\u00f6ntem 2: Ya\u011flamay\u0131 Kullan<\/strong><\/span><\/p>\n
 library<\/span> (lubridate)\n\nmdy(factor_variable)\n<\/strong><\/pre>\n
 A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesiyle nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n
 #create data frame\n<\/span>df <- data. frame<\/span> (day=factor(c('1\/1\/2020', '1\/13\/2020', '1\/15\/2020')),\n                 sales=c(145, 190, 223))\n\n#view data frame\n<\/span>df\n\n        day sales\n1 1\/1\/2020 145\n2 1\/13\/2020 190\n3 1\/15\/2020 223\n\n#view class of 'day' variable\n<\/span>class(df$day)\n\n[1] \u201cfactor\u201d\n<\/strong><\/pre>\n
 \u00d6rnek 1: R taban\u0131n\u0131 kullanarak bir fakt\u00f6r\u00fc tarihe d\u00f6n\u00fc\u015ft\u00fcrme<\/strong><\/span><\/h3>\n
 A\u015fa\u011f\u0131daki kod, fakt\u00f6r veri \u00e7er\u00e7evesindeki “day” de\u011fi\u015fkeninin, R Base’deki as.Date()<\/strong> i\u015flevini kullanarak bir tarihe nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fclece\u011fini g\u00f6sterir:
<\/span><\/p>\n
 #convert 'day' column to date format\n<\/span>df$day <- as. Date<\/span> (df$day, format = ' %m\/%d\/%Y<\/span> ')\n\n#view updated data frame\n<\/span>df\n\n         day sales\n1 2020-01-01 145\n2 2020-01-13 190\n3 2020-01-15 223\n\n#view class of 'day' variable\n<\/span>class(df$day)\n\n[1] \u201cDate\u201d\n<\/span><\/span><\/strong><\/pre>\n
 “G\u00fcn” de\u011fi\u015fkeninin tarih bi\u00e7imine d\u00f6n\u00fc\u015ft\u00fcr\u00fcld\u00fc\u011f\u00fcn\u00fc unutmay\u0131n.<\/span><\/p>\n
 \u00d6rnek 2: Lubridate’i kullanarak fakt\u00f6r\u00fc tarihe d\u00f6n\u00fc\u015ft\u00fcrme<\/strong><\/span><\/h3>\n
 A\u015fa\u011f\u0131daki kod, lubridate paketindeki mdy()<\/strong> i\u015flevini kullanarak ‘day’ de\u011fi\u015fkenini bir fakt\u00f6rden tarihe nas\u0131l d\u00f6n\u00fc\u015ft\u00fcrece\u011finizi g\u00f6sterir:<\/span><\/p>\n
 library<\/span> (lubridate)\n\n#convert 'day' column to date format\n<\/span>df$day <- mdy(df$day)\n\n#view updated data frame\n<\/span>df\n\n         day sales\n1 2020-01-01 145\n2 2020-01-13 190\n3 2020-01-15 223\n\n#view class of 'day' variable\n<\/span>class(df$day)\n\n[1] \u201cDate\u201d\n<\/span><\/span><\/strong><\/pre>\n
 ‘G\u00fcn’ de\u011fi\u015fkeni tarih bi\u00e7imine d\u00f6n\u00fc\u015ft\u00fcr\u00fcld\u00fc.<\/span><\/p>\n
 mdy()’nin<\/strong> ay-g\u00fcn-y\u0131l bi\u00e7imini belirtti\u011fini unutmay\u0131n.<\/span><\/p>\n
 Not<\/strong> : Ya\u011flama paketinin tam belgelerini burada<\/a> bulabilirsiniz.<\/span><\/p>\n
 Ek kaynaklar<\/strong><\/span><\/h3>\n
 A\u015fa\u011f\u0131daki e\u011fitimlerde R’de di\u011fer yayg\u0131n d\u00f6n\u00fc\u015f\u00fcmlerin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n
 R’de bir tarihin say\u0131sala d\u00f6n\u00fc\u015ft\u00fcr\u00fclmesi<\/a>
 R’de say\u0131sal karaktere nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fcl\u00fcr<\/a>
 R’de kategorik de\u011fi\u015fkenler say\u0131sala nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fcl\u00fcr?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
Bir fakt\u00f6r\u00fc h\u0131zl\u0131 bir \u015fekilde R’deki bir tarihe d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in iki y\u00f6ntemden birini kullanabilirsiniz: Y\u00f6ntem 1: Base R’yi kullan\u0131n as. Date (factor_variable, format = ‘ %m\/%d\/%Y ‘) Y\u00f6ntem 2: Ya\u011flamay\u0131 Kullan library (lubridate) mdy(factor_variable) A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesiyle nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir: #create data frame df <- data. frame (day=factor(c(‘1\/1\/2020’, ‘1\/13\/2020’, ‘1\/15\/2020’)), sales=c(145, […]<\/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-2435","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\nR'de Bir Fakt\u00f6r\u00fc Tarihe D\u00f6n\u00fc\u015ft\u00fcrme (\u00d6rneklerle) - Statorials<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde, R'de bir fakt\u00f6r de\u011fi\u015fkeninin tarih de\u011fi\u015fkenine nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fclece\u011fi 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\/tarih-faktorunu-rye-donustur\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R'de Bir Fakt\u00f6r\u00fc Tarihe D\u00f6n\u00fc\u015ft\u00fcrme (\u00d6rneklerle) - 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