{"id":4171,"date":"2023-07-13T03:05:11","date_gmt":"2023-07-13T03:05:11","guid":{"rendered":"https:\/\/statorials.org\/tr\/r-tarihsaati-tarihe-donustur\/"},"modified":"2023-07-13T03:05:11","modified_gmt":"2023-07-13T03:05:11","slug":"r-tarihsaati-tarihe-donustur","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/r-tarihsaati-tarihe-donustur\/","title":{"rendered":"Datetime'\u0131 r'deki tarihe d\u00f6n\u00fc\u015ft\u00fcrme"},"content":{"rendered":"

<\/p>\n

\n

Bir tarihi\/saati R’deki bir tarihe d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in as.Date()<\/strong> i\u015flevini kullanabilirsiniz.<\/span><\/p>\n

Bu i\u015flev a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r:<\/span><\/p>\n

 df$date <- as. Date<\/span> (df$datetime)\n<\/strong><\/pre>\n
 A\u015fa\u011f\u0131daki \u00f6rnek, bu s\u00f6zdiziminin pratikte nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir.<\/span><\/p>\n
 \u00d6rnek: Datetime’\u0131 R’de Date’e d\u00f6n\u00fc\u015ft\u00fcr\u00fcn<\/strong><\/span><\/h2>\n
 R’de bir ma\u011fazada yap\u0131lan sat\u0131\u015flarla ilgili bilgileri i\u00e7eren a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesine sahip oldu\u011fumuzu varsayal\u0131m:<\/span><\/p>\n
 #create data frame<\/span>\ndf <- data. frame<\/span> (dt=as. POSIXct<\/span> (c('2023-01-01 10:14:00 AM', '2023-01-12 5:58 PM',\n                                 '2023-02-23 4:13:22 AM', '2023-02-25 10:19:03 PM')),\n                 sales = c(12, 15, 24, 31))\n\n#view data frame\n<\/span>df\n\n                   dt sales\n1 2023-01-01 10:14:00 12\n2 2023-01-12 05:58:00 15\n3 2023-02-23 04:13:00 24\n4 2023-02-25 10:19:00 31<\/b><\/pre>\n
 Dt<\/strong> s\u00fctunu sat\u0131\u015f\u0131n tarihini ve saatini i\u00e7erir.<\/span><\/p>\n
 Bu s\u00fctunun s\u0131n\u0131f\u0131n\u0131 g\u00f6r\u00fcnt\u00fclemek i\u00e7in class()<\/strong> i\u015flevini kullanabiliriz:<\/span><\/p>\n
 #view class of dt column<\/span>\nclass(df$dt)\n\n[1] \u201cPOSIXct\u201d \u201cPOSIXt\u201d \n<\/b><\/pre>\n
 dt<\/strong> s\u00fctununun \u015fu anda bir datetime s\u0131n\u0131f\u0131 olan POSIXct s\u0131n\u0131f\u0131na sahip oldu\u011funu g\u00f6rebiliriz.<\/span><\/p>\n
 Bu s\u00fctunu tarihe d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in as.Date()<\/strong> i\u015flevini kullanabiliriz:<\/span><\/p>\n
 #convert dt column to date\n<\/span>df$dt <- as. Date<\/span> (df$dt)\n\n#view updated data frame\n<\/span>df\n\n          dt sales\n1 2023-01-01 12\n2 2023-01-12 15\n3 2023-02-23 24\n4 2023-02-25 31<\/b><\/pre>\n
 Saatin dt<\/strong> s\u00fctunundaki her tarihsaat de\u011ferinden kald\u0131r\u0131ld\u0131\u011f\u0131n\u0131 unutmay\u0131n.<\/span><\/p>\n
 Art\u0131k dt<\/strong> s\u00fctununun bir tarih s\u0131n\u0131f\u0131na sahip oldu\u011funu class()<\/strong> i\u015flevini kullanarak do\u011frulayabiliriz:<\/span><\/p>\n
 #view class of dt column<\/span>\nclass(df$dt)\n\n[1] \u201cDate\u201d\n<\/b><\/pre>\n
 Art\u0131k dt<\/strong> s\u00fctununun ger\u00e7ekten bir tarih oldu\u011funu g\u00f6rebiliriz.<\/span><\/b><\/p>\n
 \u0130lgili<\/strong> : R’deki as.Date() \u0130\u015flevine \u0130li\u015fkin H\u0131zl\u0131 K\u0131lavuz<\/a><\/span><\/p>\n
 Ek kaynaklar<\/strong><\/span><\/h2>\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’de bir tarih dizisi nas\u0131l olu\u015fturulur<\/a>
 Dizeleri R’deki tarihlere d\u00f6n\u00fc\u015ft\u00fcrme<\/a>
 R’deki tarihler aras\u0131ndaki ay say\u0131s\u0131 nas\u0131l hesaplan\u0131r?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
Bir tarihi\/saati R’deki bir tarihe d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in as.Date() i\u015flevini kullanabilirsiniz. Bu i\u015flev a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r: df$date <- as. Date (df$datetime) A\u015fa\u011f\u0131daki \u00f6rnek, bu s\u00f6zdiziminin pratikte nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir. \u00d6rnek: Datetime’\u0131 R’de Date’e d\u00f6n\u00fc\u015ft\u00fcr\u00fcn R’de bir ma\u011fazada yap\u0131lan sat\u0131\u015flarla ilgili bilgileri i\u00e7eren a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesine sahip oldu\u011fumuzu varsayal\u0131m: #create data frame df <- data. frame […]<\/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-4171","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\nR - Statorials'de DateTime'\u0131 tarihe d\u00f6n\u00fc\u015ft\u00fcrme<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde bir tarih\/saatin R'de bir tarihe nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fclece\u011fi bir \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\/r-tarihsaati-tarihe-donustur\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R - 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