{"id":3960,"date":"2023-07-14T12:18:32","date_gmt":"2023-07-14T12:18:32","guid":{"rendered":"https:\/\/statorials.org\/tr\/ayin-ilk-son-gunu-yaglayin\/"},"modified":"2023-07-14T12:18:32","modified_gmt":"2023-07-14T12:18:32","slug":"ayin-ilk-son-gunu-yaglayin","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/ayin-ilk-son-gunu-yaglayin\/","title":{"rendered":"C: lubridate kullanarak ay\u0131n ilk veya son g\u00fcn\u00fcne nas\u0131l ula\u015f\u0131l\u0131r?"},"content":{"rendered":"

<\/p>\n

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Lubridate<\/a> paketindeki i\u015flevleri kullanarak R’de bir tarih i\u00e7in ay\u0131n ilk veya son g\u00fcn\u00fcn\u00fc almak \u00fczere a\u015fa\u011f\u0131daki y\u00f6ntemleri kullanabilirsiniz:<\/span><\/p>\n

Y\u00f6ntem 1: Ay\u0131n ilk g\u00fcn\u00fcn\u00fc al\u0131n<\/strong><\/span><\/p>\n

 library<\/span> (lubridate)<\/strong>\n\ndf$first_day <- floor_date(ymd(df$date), ' month<\/span> ')\n<\/span><\/strong><\/pre>\n
 Y\u00f6ntem 2: Ay\u0131n son g\u00fcn\u00fcn\u00fc al\u0131n<\/strong><\/span><\/p>\n
 library<\/span> (lubridate)\n\ndf$last_day <- ceiling_date(ymd(df$date), ' month<\/span> ') - days( 1<\/span> )\n<\/strong><\/pre>\n
 A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin pratikte 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> (date=c('2022-01-05', '2022-02-18', '2022-03-21',\n                        '2022-09-15', '2022-10-30', '2022-12-25'),\n                 sales=c(14, 29, 25, 23, 39, 46))\n\n#view data frame\n<\/span>df\n\n        dirty date\n1 2022-01-05 14\n2 2022-02-18 29\n3 2022-03-21 25\n4 2022-09-15 23\n5 2022-10-30 39\n6 2022-12-25 46\n<\/strong><\/pre>\n
 \u00d6rnek 1: Lubricant kullanarak ay\u0131n ilk g\u00fcn\u00fcn\u00fc al\u0131n<\/strong><\/span><\/h2>\n
 A\u015fa\u011f\u0131daki kod, tarih<\/strong> s\u00fctunundaki her bir de\u011fer i\u00e7in ay\u0131n ilk g\u00fcn\u00fcn\u00fc almak amac\u0131yla lubridate paketinin Floor_date()<\/strong> fonksiyonunun nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n
 #add new column that contains first day of month\n<\/span>df$first_day <- floor_date(ymd(df$date), ' month<\/span> ')\n\n#view updated data frame\n<\/span>df\n\n        date sales first_day\n1 2022-01-05 14 2022-01-01\n2 2022-02-18 29 2022-02-01\n3 2022-03-21 25 2022-03-01\n4 2022-09-15 23 2022-09-01\n5 2022-10-30 39 2022-10-01\n6 2022-12-25 46 2022-12-01\n<\/span><\/span><\/strong><\/pre>\n
 Yeni ilk_g\u00fcn<\/b> s\u00fctunundaki de\u011ferlerin, tarih<\/strong> s\u00fctunundaki her de\u011fer i\u00e7in ay\u0131n ilk g\u00fcn\u00fcn\u00fc i\u00e7erdi\u011fini unutmay\u0131n.<\/span><\/p>\n
 Not<\/strong> : \u0130lk olarak tarih s\u00fctunundaki dizeleri tan\u0131nabilir bir tarih bi\u00e7imine d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in ymd()<\/strong> i\u015flevini kulland\u0131k.<\/span><\/p>\n
 \u00d6rnek 2: Lubridate’i kullanarak ay\u0131n son g\u00fcn\u00fcn\u00fc al\u0131n<\/strong><\/span><\/h2>\n
 A\u015fa\u011f\u0131daki kod, tarih<\/strong> s\u00fctunundaki her de\u011fer i\u00e7in ay\u0131n son g\u00fcn\u00fcn\u00fc almak amac\u0131yla lubridate paketinin Tavan_tarihi()<\/strong> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n
 #add new column that contains last day of month\n<\/span>df$last_day <- ceiling_date(ymd(df$date), ' month<\/span> ') - days( 1<\/span> )\n\n#view updated data frame\n<\/span>df\n\n        date sales last_day\n1 2022-01-05 14 2022-01-31\n2 2022-02-18 29 2022-02-28\n3 2022-03-21 25 2022-03-31\n4 2022-09-15 23 2022-09-30\n5 2022-10-30 39 2022-10-31\n6 2022-12-25 46 2022-12-3122-12-01\n<\/span><\/span><\/strong><\/pre>\n
 Yeni last_day<\/strong> s\u00fctunundaki de\u011ferlerin, tarih<\/strong> s\u00fctunundaki her de\u011fer i\u00e7in ay\u0131n son g\u00fcn\u00fcn\u00fc i\u00e7erdi\u011fini unutmay\u0131n.<\/span><\/p>\n
 Ek kaynaklar<\/strong><\/span><\/h2>\n
 A\u015fa\u011f\u0131daki e\u011fitimlerde R’de di\u011fer ortak g\u00f6revlerin 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’deki tarihten ay nas\u0131l \u00e7\u0131kar\u0131l\u0131r<\/a>
 R’de bir tarihe aylar nas\u0131l eklenir ve \u00e7\u0131kar\u0131l\u0131r?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
Lubridate paketindeki i\u015flevleri kullanarak R’de bir tarih i\u00e7in ay\u0131n ilk veya son g\u00fcn\u00fcn\u00fc almak \u00fczere a\u015fa\u011f\u0131daki y\u00f6ntemleri kullanabilirsiniz: Y\u00f6ntem 1: Ay\u0131n ilk g\u00fcn\u00fcn\u00fc al\u0131n library (lubridate) df$first_day <- floor_date(ymd(df$date), ‘ month ‘) Y\u00f6ntem 2: Ay\u0131n son g\u00fcn\u00fcn\u00fc al\u0131n library (lubridate) df$last_day <- ceiling_date(ymd(df$date), ‘ month ‘) – days( 1 ) A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin pratikte […]<\/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-3960","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\nC: Lubridate - Statorials kullan\u0131larak ay\u0131n ilk veya son g\u00fcn\u00fc nas\u0131l al\u0131n\u0131r?<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde R'deki lubridate paketini kullanarak ay\u0131n ilk veya son g\u00fcn\u00fcn\u00fcn nas\u0131l al\u0131naca\u011f\u0131 \u00f6rneklerle 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\/ayin-ilk-son-gunu-yaglayin\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C: Lubridate - 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 Daha fazla tarih formatlama se\u00e7ene\u011fi i\u00e7in Lubridate dok\u00fcmantasyon sayfas\u0131na<\/a> bak\u0131n.<\/span><\/p>\n