<\/p>\n
Mevcut s\u00fctunlar\u0131 de\u011fi\u015ftirmek veya bir veri \u00e7er\u00e7evesine yeni s\u00fctunlar eklemek i\u00e7in R taban\u0131ndaki transform()<\/b> i\u015flevini kullanabilirsiniz.<\/span><\/p>\n Bu i\u015flev a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r:<\/span><\/p>\n A\u015fa\u011f\u0131daki \u00f6rnekler, R’de a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesiyle bu i\u015flevin farkl\u0131 senaryolarda nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, mevcut nokta s\u00fctununu de\u011fi\u015ftirmek i\u00e7in transform()<\/strong> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n Mevcut puanlar s\u00fctunundaki her de\u011ferin yar\u0131ya indirildi\u011fini ve di\u011fer t\u00fcm s\u00fctunlar\u0131n de\u011fi\u015fmeden kald\u0131\u011f\u0131n\u0131 unutmay\u0131n.<\/span><\/span><\/p>\n A\u015fa\u011f\u0131daki kod, point2<\/strong> adl\u0131 yeni bir s\u00fctun eklemek i\u00e7in transform()<\/strong> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n Yeni s\u00fctunun veri \u00e7er\u00e7evesine eklendi\u011fini ve di\u011fer t\u00fcm s\u00fctunlar\u0131n ayn\u0131 kald\u0131\u011f\u0131n\u0131 unutmay\u0131n.<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, point2<\/strong> ve Assists2<\/strong> ad\u0131 verilen iki yeni s\u00fctun eklemek i\u00e7in transform()<\/strong> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n Veri \u00e7er\u00e7evesine iki yeni s\u00fctunun eklendi\u011fini ve di\u011fer t\u00fcm s\u00fctunlar\u0131n ayn\u0131 kald\u0131\u011f\u0131n\u0131 unutmay\u0131n.<\/span><\/p>\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 uzunluk () i\u015flevi nas\u0131l kullan\u0131l\u0131r?<\/a> Mevcut s\u00fctunlar\u0131 de\u011fi\u015ftirmek veya bir veri \u00e7er\u00e7evesine yeni s\u00fctunlar eklemek i\u00e7in R taban\u0131ndaki transform() i\u015flevini kullanabilirsiniz. Bu i\u015flev a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r: transform(df, my_column = my_column_transformed) A\u015fa\u011f\u0131daki \u00f6rnekler, R’de a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesiyle bu i\u015flevin farkl\u0131 senaryolarda nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir: #create data frame df <- data. frame (pos=c(‘G’, ‘G’, ‘F’, ‘F’, ‘C’), dots=c(23, 29, 33, 14, […]<\/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-3057","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n transform(df, my_column = my_column_transformed)\n<\/strong><\/pre>\n
#create data frame\n<\/span>df <- data. frame<\/span> (pos=c('G', 'G', 'F', 'F', 'C'),\n dots=c(23, 29, 33, 14, 10),\n assists=c(7, 7, 5, 9, 14))\n\n#view data frame\n<\/span>df\n\n pos points assists\n1 G 23 7\n2 G 29 7\n3 F 33 5\n4 F 14 9\n5 C 10 14\n<\/strong><\/pre>\n \u00d6rnek 1: Mevcut bir s\u00fctunu de\u011fi\u015ftirmek i\u00e7in transform() i\u015flevini kullan\u0131n<\/strong><\/span><\/h3>\n
#divide existing points column by 2<\/span>\ndf_new <- transform(df, points = points \/ 2<\/span> )\n\n#view new data frame\n<\/span>df_new\n\n pos points assists\n1 G 11.5 7\n2 G 14.5 7\n3 F 16.5 5\n4 F 7.0 9\n5 C 5.0 14<\/span><\/span><\/strong><\/pre>\n \u00d6rnek 2: Yeni bir s\u00fctun eklemek i\u00e7in transform() i\u015flevini kullan\u0131n<\/strong><\/span><\/h3>\n
#add new column called points2<\/span>\ndf_new <- transform(df, points2 = points * 2<\/span> )\n\n#view new data frame\n<\/span>df_new\n\n pos points assists points2\n1 G 23 7 46\n2 G 29 7 58\n3 F 33 5 66\n4 F 14 9 28\n5 C 10 14 20<\/span><\/span><\/strong><\/pre>\n \u00d6rnek 3: Birden fazla yeni s\u00fctun eklemek i\u00e7in transform() i\u015flevini kullan\u0131n<\/strong><\/span><\/h3>\n
#add new columns called points2 and assists2\n<\/span>df_new <- transform(df,\n points2 = points * 2 ,<\/span>\n<\/span>assists2 = assists * 2<\/span> )\n\n#view new data frame\n<\/span>df_new\n\n pos points assists points2 assists2\n1G 23 7 46 14\n2 G 29 7 58 14\n3 F 33 5 66 10\n4 F 14 9 28 18\n5 C 10 14 20 28<\/span><\/span><\/strong><\/pre>\n Ek kaynaklar<\/strong><\/span><\/h3>\n
R’de cat() i\u015flevi nas\u0131l kullan\u0131l\u0131r?<\/a>
R’de substring() i\u015flevi nas\u0131l kullan\u0131l\u0131r?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"