{"id":2217,"date":"2023-07-23T05:27:43","date_gmt":"2023-07-23T05:27:43","guid":{"rendered":"https:\/\/statorials.org\/tr\/r-tarihi-sayisala-donustur\/"},"modified":"2023-07-23T05:27:43","modified_gmt":"2023-07-23T05:27:43","slug":"r-tarihi-sayisala-donustur","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/r-tarihi-sayisala-donustur\/","title":{"rendered":"R&#39;de tarihi say\u0131sala d\u00f6n\u00fc\u015ft\u00fcrme (\u00f6rneklerle)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">R&#8217;de tarih de\u011ferlerini say\u0131sal de\u011ferlere d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in kullanabilece\u011finiz iki y\u00f6ntem vard\u0131r:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Y\u00f6ntem 1: as.numeric() i\u015flevini kullan\u0131n<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>as. <span style=\"color: #3366ff;\">numeric<\/span> (my_date)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Bu, tarih nesneniz ile 1\/1\/1970 aras\u0131nda ge\u00e7en saniye say\u0131s\u0131n\u0131 d\u00f6nd\u00fcrecektir.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Y\u00f6ntem 2: Ya\u011flama paketi i\u015flevlerini kullanma<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (lubridate)\n\n<span style=\"color: #008080;\">#get seconds value in date object\n<\/span>second(my_date)\n\n<span style=\"color: #008080;\">#get minutes value in date object\n<\/span>minute(my_date)\n\n...\n<span style=\"color: #008080;\">#get year value in date object\n<\/span>year(my_date)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Bu saniye, dakika, y\u0131l vb. de\u011ferlerini d\u00f6nd\u00fcrecektir. tarih nesnenizin.<\/span><\/p>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki \u00f6rnekler her y\u00f6ntemin pratikte nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6stermektedir.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Y\u00f6ntem 1: as.numeric() i\u015flevini kullan\u0131n<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki kod, <strong>as.numeric()<\/strong> i\u015flevini kullanarak bir tarih nesnesinin say\u0131sal nesneye nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fclece\u011fini g\u00f6sterir:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create date object\n<\/span>my_date &lt;- as. <span style=\"color: #3366ff;\">POSIXct<\/span> (\"10\/14\/2021 5:35:00 PM\", format=\"%m\/%d\/%Y %H:%M:%S %p\")\n\n<span style=\"color: #008080;\">#view date object\n<\/span>my_date\n\n[1] \"2021-10-14 05:35:00 UTC\"\n\n<span style=\"color: #008080;\">#convert date object to number of seconds since 1\/1\/1970<\/span>\nas. <span style=\"color: #3366ff;\">numeric<\/span> (my_date)\n\n[1] 1634189700\n\n<span style=\"color: #008080;\">#convert date object to number of days since 1\/1\/1970<\/span>\nas. <span style=\"color: #3366ff;\">numeric<\/span> (my_date) \/ 86400\n\n[1] 18914.23\n\n<span style=\"color: #008080;\">#convert date object to number of years since 1\/1\/1970<\/span>\nas. <span style=\"color: #3366ff;\">numeric<\/span> (my_date) \/ 86400 \/ 365\n\n[1] 51.81982\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Sonuca g\u00f6re \u015funlar\u0131 g\u00f6rebiliriz:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Tarih nesnemiz ile 1\/1\/1970 aras\u0131nda <strong>1.634.189.700 saniye<\/strong> fark var.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Tarih nesnemiz ile 1\/1\/1970 tarihi aras\u0131nda <strong>18.914,23 g\u00fcn<\/strong> fark vard\u0131r.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Tarih nesnemiz ile 1\/1\/1970 tarihi aras\u0131nda <strong>51.81982 y\u0131l<\/strong> fark bulunmaktad\u0131r.<\/span><\/li>\n<\/ul>\n<h3> <span style=\"color: #000000;\"><strong>Y\u00f6ntem 2: Ya\u011flama paketi i\u015flevlerini kullanma<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki kod, R&#8217;deki <a href=\"https:\/\/lubridate.tidyverse.org\/\" target=\"_blank\" rel=\"noopener\">lubridate<\/a> paketindeki i\u015flevler kullan\u0131larak bir tarih nesnesinin say\u0131sal nesneye nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fclece\u011fini g\u00f6sterir:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (lubridate)\n\n<span style=\"color: #008080;\">#create date object\n<\/span>my_date &lt;- as. <span style=\"color: #3366ff;\">POSIXct<\/span> (\"10\/14\/2021 5:35:00 PM\", format=\"%m\/%d\/%Y %H:%M:%S %p\")\n\n<span style=\"color: #008080;\">#view date object\n<\/span>my_date\n\n[1] \"2021-10-14 05:35:00 UTC\"\n\n<span style=\"color: #008080;\">#extract various numerical values from date object\n<\/span>second(my_date)\n\n[1] 0\n\nminute(my_date)\n\n[1] 35\n\nhour(my_date)\n\n[1] 5\n\nday(my_date)\n\n[1] 14\n\nmonth(my_date)\n\n[1] 10\n\nyear(my_date)\n\n[1] 2021\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Bu fonksiyonlar\u0131 kullanarak tarih nesnemizden saniye, dakika, saat, g\u00fcn, ay ve y\u0131l de\u011ferlerini \u00e7\u0131karabiliriz.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Lubridate paketinde en s\u0131k kullan\u0131lan i\u015flevleri tam olarak anlamak i\u00e7in <a href=\"https:\/\/rawgit.com\/rstudio\/cheatsheets\/master\/lubridate.pdf\" target=\"_blank\" rel=\"noopener\">bu \u00e7evrimi\u00e7i k\u0131sa notlara<\/a> bak\u0131n.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki e\u011fitimlerde R&#8217;de di\u011fer yayg\u0131n d\u00f6n\u00fc\u015f\u00fcmlerin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/tr\/rdeki-dizeyi-tarih-saatine-donustur\/\" target=\"_blank\" rel=\"noopener\">Bir dize R&#8217;de Datetime&#8217;a nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fcl\u00fcr?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/tarih-numarasini-rye-donustur\/\" target=\"_blank\" rel=\"noopener\">R&#8217;de say\u0131lar tarihlere nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fcl\u00fcr?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/rde-tarihe-gore-sirala\/\" target=\"_blank\" rel=\"noopener\">R&#8217;de bir veri \u00e7er\u00e7evesi tarihe g\u00f6re nas\u0131l s\u0131ralan\u0131r<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>R&#8217;de tarih de\u011ferlerini say\u0131sal de\u011ferlere d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in kullanabilece\u011finiz iki y\u00f6ntem vard\u0131r: Y\u00f6ntem 1: as.numeric() i\u015flevini kullan\u0131n as. numeric (my_date) Bu, tarih nesneniz ile 1\/1\/1970 aras\u0131nda ge\u00e7en saniye say\u0131s\u0131n\u0131 d\u00f6nd\u00fcrecektir. Y\u00f6ntem 2: Ya\u011flama paketi i\u015flevlerini kullanma library (lubridate) #get seconds value in date object second(my_date) #get minutes value in date object minute(my_date) &#8230; #get year value [&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":[],"class_list":["post-2217","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>R&#039;de Bir Tarihi Say\u0131sala D\u00f6n\u00fc\u015ft\u00fcrme (\u00d6rneklerle) - Statorials<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde, R&#039;de tarih de\u011ferlerinin say\u0131sal de\u011ferlere nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fclece\u011fi \u00e7e\u015fitli \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\/r-tarihi-sayisala-donustur\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R&#039;de Bir Tarihi Say\u0131sala D\u00f6n\u00fc\u015ft\u00fcrme (\u00d6rneklerle) - 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