Y\u00f6ntem 1: Bir Excel Numaras\u0131n\u0131 R’de Uygun Tarihe D\u00f6n\u00fc\u015ft\u00fcrme<\/strong><\/span><\/p>\n Y\u00f6ntem 2: Bir Excel Numaras\u0131n\u0131 R’de Uygun Tarih\/Saate D\u00f6n\u00fc\u015ft\u00fcrme<\/strong><\/span><\/p>\n A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin pratikte a\u015fa\u011f\u0131daki verileri i\u00e7eren sales_data.xlsx<\/strong> adl\u0131 bir Excel dosyas\u0131yla nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span> <\/p>\n A\u015fa\u011f\u0131daki kod, Excel dosyas\u0131n\u0131n tarih<\/strong> s\u00fctunundaki say\u0131sal de\u011ferleri R’deki uygun tarihlere d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in R taban\u0131ndaki as.Date()<\/strong> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n Tarih<\/strong> s\u00fctunu de\u011ferlerinin art\u0131k uygun tarihler olarak bi\u00e7imlendirildi\u011fini unutmay\u0131n.<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, Excel dosyas\u0131n\u0131n datetime<\/strong> s\u00fctunundaki say\u0131sal de\u011ferleri R’deki uygun tarih saatlerine d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in R’deki openxlsx<\/strong> paketinin ConvertToDateTime()<\/strong> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n Datetime<\/strong> s\u00fctunu de\u011ferlerinin art\u0131k uygun tarihler olarak bi\u00e7imlendirildi\u011fini unutmay\u0131n.<\/span><\/p>\n Not<\/strong> : Say\u0131sal bir tarihi R’de uygun bir tarihe d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in openxlsx<\/strong> paketindeki ConvertToDate()<\/strong> i\u015flevini de kullanabilirsiniz.<\/span><\/p>\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 Excel dosyalar\u0131 R’ye nas\u0131l aktar\u0131l\u0131r<\/a> Say\u0131 olarak bi\u00e7imlendirilmi\u015f Excel tarihlerini R’deki uygun tarihlere d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in a\u015fa\u011f\u0131daki y\u00f6ntemleri kullanabilirsiniz: Y\u00f6ntem 1: Bir Excel Numaras\u0131n\u0131 R’de Uygun Tarihe D\u00f6n\u00fc\u015ft\u00fcrme df$date <- as. Date (df$date, origin = ” 1899-12-30 “) Y\u00f6ntem 2: Bir Excel Numaras\u0131n\u0131 R’de Uygun Tarih\/Saate D\u00f6n\u00fc\u015ft\u00fcrme library (openxlsx) df$datetime <- convertToDateTime(df$datetime) A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin pratikte a\u015fa\u011f\u0131daki verileri i\u00e7eren sales_data.xlsx […]<\/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-3994","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n df$date <- as. Date<\/span> (df$date, origin = \" 1899-12-30<\/span> \")\n<\/strong><\/pre>\n library<\/span> (openxlsx)\n\ndf$datetime <- convertToDateTime(df$datetime)<\/strong><\/pre>\n![\"\"](\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/dateexcel1.jpg\")
<\/p>\n \u00d6rnek 1: Bir Excel Numaras\u0131n\u0131 R’de Uygun Bir Tarihe D\u00f6n\u00fc\u015ft\u00fcrme<\/strong><\/span><\/h2>\n
library<\/span> (readxl)\n\n#import Excel file into R as data frame\n<\/span>df <- read_excel(\" C:\\\\Users\\\\bob\\\\Documents\\\\sales_data.xlsx<\/span> \")\n\n#view data frame\n<\/span>df\n\n# A tibble: 10 x 3\n date datetime sales\n \n 1 44563 44563. 14\n 2 44566 44567. 19\n 3 44635 44636. 22\n 4 44670 44670. 29\n 5 44706 44706. 24\n 6 44716 44716. 25\n 7 44761 44761. 25\n 8 44782 44782. 30\n 9 44864 44864. 35\n10 44919 44920. 28\n\n#convert Excel number format to proper R date\n<\/span>df$date <- as. Date<\/span> (df$date, origin = \" 1899-12-30<\/span> \")\n\n#view updated data frame\n<\/span>df\n\n# A tibble: 10 x 3\n date datetime sales\n \n 1 2022-01-02 44563. 14\n 2 2022-01-05 44567. 19\n 3 2022-03-15 44636. 22\n 4 2022-04-19 44670. 29\n 5 2022-05-25 44706. 24\n 6 2022-06-04 44716. 25\n 7 2022-07-19 44761. 25\n 8 2022-08-09 44782. 30\n 9 2022-10-30 44864. 35\n10 2022-12-24 44920. 28<\/strong><\/pre>\n \u00d6rnek 2: Bir Excel numaras\u0131n\u0131 R’de uygun bir tarih\/saate d\u00f6n\u00fc\u015ft\u00fcrme<\/strong><\/span><\/h2>\n
library<\/span> (readxl)\nlibrary<\/span> (openxlsx)\n\n#import Excel file into R as data frame\n<\/span>df <- read_excel(\" C:\\\\Users\\\\bob\\\\Documents\\\\sales_data.xlsx<\/span> \")\n\n#view data frame\n<\/span>df\n\n# A tibble: 10 x 3\n date datetime sales\n \n 1 44563 44563. 14\n 2 44566 44567. 19\n 3 44635 44636. 22\n 4 44670 44670. 29\n 5 44706 44706. 24\n 6 44716 44716. 25\n 7 44761 44761. 25\n 8 44782 44782. 30\n 9 44864 44864. 35\n10 44919 44920. 28\n\n#convert Excel datetime to proper datetime in R\n<\/span>df$datetime <- convertToDateTime(df$datetime)\n\n#view updated data frame\n<\/span>df\n\n# A tibble: 10 x 3\n date datetime sales\n \n 1 44563 2022-01-02 04:14:00 14\n 2 44566 2022-01-05 12:15:00 19\n 3 44635 2022-03-15 15:34:00 22\n 4 44670 2022-04-19 09:45:00 29\n 5 44706 2022-05-25 10:30:00 24\n 6 44716 2022-06-04 10:15:00 25\n 7 44761 2022-07-19 01:13:00 25\n 8 44782 2022-08-09 02:15:00 30\n 9 44864 2022-10-30 04:34:00 35\n10 44919 2022-12-24 21:23:00 28\n<\/strong><\/pre>\n Ek kaynaklar<\/strong><\/span><\/h2>\n
Bir veri \u00e7er\u00e7evesi R’deki bir Excel dosyas\u0131na nas\u0131l aktar\u0131l\u0131r<\/a>
Veri \u00e7er\u00e7eveleri R’de birden \u00e7ok Excel sayfas\u0131na nas\u0131l aktar\u0131l\u0131r<\/p>\n","protected":false},"excerpt":{"rendered":"