<\/p>\n
Bir listeyi h\u0131zla bir vekt\u00f6re d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in R’deki unlist()<\/b> i\u015flevini kullanabilirsiniz.<\/span><\/p>\n Bu i\u015flev a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r:<\/span><\/p>\n Alt\u0131n:<\/span><\/p>\n A\u015fa\u011f\u0131daki \u00f6rnekler bu i\u015flevin farkl\u0131 senaryolarda nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir.<\/span><\/p>\n Diyelim ki R’de a\u015fa\u011f\u0131daki liste var:<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, unlist()<\/strong> i\u015flevini kullanarak bir listenin bir vekt\u00f6re nas\u0131l d\u00f6n\u00fc\u015ft\u00fcr\u00fclece\u011fini g\u00f6sterir:<\/span><\/p>\n Adlar\u0131 vekt\u00f6rden kald\u0131rmak i\u00e7in use.names = FALSE<\/strong> belirtebilece\u011finizi unutmay\u0131n:<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, bir listeyi matrise d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in unlist()<\/strong> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n Sonu\u00e7, be\u015f sat\u0131r ve \u00fc\u00e7 s\u00fctundan olu\u015fan bir matristir.<\/span><\/p>\n Diyelim ki R’de a\u015fa\u011f\u0131daki liste var:<\/span><\/span><\/p>\n \u015eimdi listedeki de\u011ferleri s\u0131ralamaya \u00e7al\u0131\u015ft\u0131\u011f\u0131m\u0131z\u0131 varsayal\u0131m:<\/span><\/p>\n De\u011ferleri s\u0131ralayabilmemiz i\u00e7in listenin \u00f6nce bir vekt\u00f6re d\u00f6n\u00fc\u015ft\u00fcr\u00fclmesi gerekti\u011finden bir hata al\u0131yoruz.<\/span><\/p>\n De\u011ferleri s\u0131ralamak i\u00e7in a\u015fa\u011f\u0131daki unlist()<\/strong> fonksiyonunu kullanabiliriz:<\/span><\/p>\n Listeyi say\u0131sal bir vekt\u00f6re d\u00f6n\u00fc\u015ft\u00fcren ilk olarak unlist() y\u00f6ntemini<\/strong> kulland\u0131\u011f\u0131m\u0131z i\u00e7in de\u011ferler listesini hatas\u0131z bir \u015fekilde ba\u015far\u0131yla s\u0131ralayabildi\u011fimizi 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> Bir listeyi h\u0131zla bir vekt\u00f6re d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in R’deki unlist() i\u015flevini kullanabilirsiniz. Bu i\u015flev a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r: unlist(x) Alt\u0131n: x : R nesnesinin ad\u0131 A\u015fa\u011f\u0131daki \u00f6rnekler bu i\u015flevin farkl\u0131 senaryolarda nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir. \u00d6rnek 1: Bir listeyi vekt\u00f6re d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in unlist() i\u015flevini kullan\u0131n Diyelim ki R’de a\u015fa\u011f\u0131daki liste var: #create list my_list <- list(A = […]<\/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-3032","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n unlist(x)\n<\/strong><\/pre>\n
\n
\u00d6rnek 1: Bir listeyi vekt\u00f6re d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in unlist() i\u015flevini kullan\u0131n<\/strong><\/span><\/h3>\n
#create list\n<\/span>my_list <- list(A = c(1, 2, 3),\n B = c(4, 5),\n C = 6)\n\n#display list\n<\/span>my_list\n\n$A\n[1] 1 2 3\n\n$B\n[1] 4 5\n\n$C\n[1] 6\n<\/span><\/span><\/strong><\/pre>\n #convert list to vector\n<\/span>new_vector <- unlist(my_list)\n\n#display vector\n<\/span>new_vector\n\nA1 A2 A3 B1 B2 C \n 1 2 3 4 5 6 \n<\/strong><\/pre>\n #convert list to vector\n<\/span>new_vector <- unlist(my_list, use. names<\/span> = FALSE<\/span> )\n\n#display vector\n<\/span>new_vector\n\n[1] 1 2 3 4 5 6<\/strong><\/pre>\n \u00d6rnek 2: Bir Listeyi Matrise D\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in unlist() i\u015flevini kullan\u0131n<\/strong><\/span><\/h3>\n
#create list\n<\/span>my_list <- list(1:3, 4:6, 7:9, 10:12, 13:15)\n\n#convert list to matrix\n<\/span>matrix(unlist(my_list), ncol= 3<\/span> , byrow= TRUE<\/span> )\n\n [,1] [,2] [,3]\n[1,] 1 2 3\n[2,] 4 5 6\n[3,] 7 8 9\n[4,] 10 11 12\n[5,] 13 14 15\n<\/strong><\/pre>\n \u00d6rnek 3: Listedeki de\u011ferleri s\u0131ralamak i\u00e7in unlist() i\u015flevini kullan\u0131n<\/strong><\/span><\/h3>\n
#create list\n<\/span>some_list <- list(c(4, 3, 7), 2, c(5, 12, 19)) \n\n#view list\n<\/span>some_list\n\n[[1]]\n[1] 4 3 7\n\n[[2]]\n[1] 2\n\n[[3]]\n[1] 5 12 19\n<\/span><\/span><\/strong><\/pre>\n #attempt to sort the values in the list\nsort(some_list)\n\nError in sort.int(x, na.last = na.last, decreasing = decreasing, ...): \n 'x' must be atomic\n<\/span><\/span><\/strong><\/pre>\n #sort values in list\n<\/span>sort(unlist(some_list))\n\n[1] 2 3 4 5 7 12 19\n<\/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":"