<\/p>\n
Ba\u015fka bir R beti\u011finde olu\u015fturdu\u011funuz i\u015flevleri yeniden kullanmak i\u00e7in R’deki kaynak<\/strong> i\u015flevini kullanabilirsiniz.<\/span><\/span><\/p>\n Bu i\u015flev a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r:<\/span><\/p>\n Bu sat\u0131r\u0131 R beti\u011finizin en \u00fcst\u00fcne eklemeniz yeterlidir; file.R’de<\/strong> tan\u0131mlanan t\u00fcm i\u015flevleri kullanabilirsiniz.<\/span><\/p>\n A\u015fa\u011f\u0131daki \u00f6rnekte kaynak<\/strong> fonksiyonunun pratikte nas\u0131l kullan\u0131laca\u011f\u0131 g\u00f6sterilmektedir.<\/span><\/p>\n \u0130ki basit kullan\u0131c\u0131 tan\u0131ml\u0131 i\u015flevi i\u00e7eren, some_functions.R<\/strong> ad\u0131nda a\u015fa\u011f\u0131daki R beti\u011fine sahip oldu\u011fumuzu varsayal\u0131m:<\/span><\/p>\n \u015eimdi diyelim ki \u015fu anda main_script.R<\/strong> ad\u0131nda bir R beti\u011fiyle \u00e7al\u0131\u015f\u0131yoruz.<\/span><\/p>\n some_functions.R<\/strong> ve main_script.R’nin<\/strong> ayn\u0131 klas\u00f6rde oldu\u011funu varsayarsak, some_functions.R<\/strong> beti\u011finde tan\u0131mlad\u0131\u011f\u0131m\u0131z fonksiyonlar\u0131 kullanmam\u0131za izin vermek i\u00e7in main_script.R’mizin<\/strong> \u00fcst k\u0131sm\u0131ndaki kayna\u011f\u0131 kullanabiliriz:<\/span><\/p>\n Some_functions.R<\/strong> beti\u011finde tan\u0131mlad\u0131\u011f\u0131m\u0131z fonksiyonlar\u0131 kullanarak veri \u00e7er\u00e7evemizde iki yeni s\u00fctun olu\u015fturabilece\u011fimizi unutmay\u0131n.<\/span><\/p>\n Source<\/strong> i\u015flevi, Divide_by_Two<\/strong> ve Multiplier_by_Three<\/strong> i\u015flevlerini mevcut komut dosyas\u0131nda olu\u015fturulmam\u0131\u015f olmas\u0131na ra\u011fmen mevcut komut dosyam\u0131zda kullanmam\u0131za izin verdi.<\/span><\/span><\/p>\n Not<\/strong> : Bu \u00f6rnekte dosyan\u0131n \u00fcst k\u0131sm\u0131nda yaln\u0131zca bir kaynak<\/strong> i\u015flevi kulland\u0131k. Ancak birka\u00e7 farkl\u0131 komut dosyas\u0131nda tan\u0131mlanan i\u015flevleri yeniden kullanmak istersek istedi\u011fimiz kadar kaynak<\/strong> i\u015flevi kullanabiliriz.<\/span><\/p>\n A\u015fa\u011f\u0131daki e\u011fitimlerde R’deki di\u011fer yayg\u0131n i\u015flevlerin nas\u0131l kullan\u0131laca\u011f\u0131 a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n R’de View() i\u015flevi nas\u0131l kullan\u0131l\u0131r?<\/a> Ba\u015fka bir R beti\u011finde olu\u015fturdu\u011funuz i\u015flevleri yeniden kullanmak i\u00e7in R’deki kaynak i\u015flevini kullanabilirsiniz. Bu i\u015flev a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r: source (“path\/to\/some\/file.R”) Bu sat\u0131r\u0131 R beti\u011finizin en \u00fcst\u00fcne eklemeniz yeterlidir; file.R’de tan\u0131mlanan t\u00fcm i\u015flevleri kullanabilirsiniz. A\u015fa\u011f\u0131daki \u00f6rnekte kaynak fonksiyonunun pratikte nas\u0131l kullan\u0131laca\u011f\u0131 g\u00f6sterilmektedir. \u00d6rnek: R’de kaynak fonksiyonunun kullan\u0131lmas\u0131 \u0130ki basit kullan\u0131c\u0131 tan\u0131ml\u0131 i\u015flevi i\u00e7eren, some_functions.R ad\u0131nda […]<\/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-2906","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n source<\/span> (\"path\/to\/some\/file.R\")<\/strong><\/pre>\n \u00d6rnek: R’de kaynak fonksiyonunun kullan\u0131lmas\u0131<\/strong><\/span><\/h3>\n
#define function that divides values by 2\ndivide_by_two <- function<\/span> (x) {\n return<\/span> (x\/2)\n}<\/span>\n\n#define function that multiplies values by 3\nmultiply_by_three <- function<\/span> (x) {\n return<\/span> (x*3)\n}\n<\/span><\/span><\/span><\/span><\/strong><\/pre>\n source<\/span> (\"some_functions.R\")\n\n#create data frame\n<\/span>df <- data. frame<\/span> (team=c('A', 'B', 'C', 'D', 'E', 'F'),\n points=c(14, 19, 22, 15, 30, 40))\n\n#view data frame\n<\/span>df\n\n team points\n1 to 14\n2 B 19\n3 C 22\n4 D 15\n5 E 30\n6 F 40\n\n#create new columns using functions from some_functions.R\n<\/span>df$half_points <- divide_by_two(df$points)\n\ndf$triple_points <- multiply_by_three(df$points)\n\n#view updated data frame\n<\/span>df\n\n team points half_points triple_points\n1 A 14 7.0 42\n2 B 19 9.5 57\n3 C 22 11.0 66\n4 D 15 7.5 45\n5 E 30 15.0 90\n6 F 40 20.0 120\n<\/strong><\/span><\/pre>\n Ek kaynaklar<\/strong><\/span><\/h3>\n
R’de Aggregate() i\u015flevi nas\u0131l kullan\u0131l\u0131r?<\/a>
R’de replacement() i\u015flevi nas\u0131l kullan\u0131l\u0131r?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"