<\/p>\n
Bir dizeyi dplyr’de de\u011fi\u015fken ad\u0131 olarak iletmek i\u00e7in a\u015fa\u011f\u0131daki y\u00f6ntemlerden birini kullanabilirsiniz:<\/span><\/p>\n Y\u00f6ntem 1: get()’\u0131 kullan\u0131n<\/strong><\/span><\/p>\n Y\u00f6ntem 2: .data’y\u0131 kullan\u0131n<\/strong><\/span><\/p>\n A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin pratikte a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesiyle nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n Dplyr’deki filter()<\/strong> i\u015flevine de\u011fi\u015fken ad\u0131 olarak bir dize ileterek bir veri \u00e7er\u00e7evesini filtrelemeye \u00e7al\u0131\u015f\u0131rsak, bo\u015f bir veri \u00e7er\u00e7evesi elde ederiz:<\/span><\/p>\n Bunu a\u015fman\u0131n bir yolu de\u011fi\u015fken ad\u0131n\u0131 get()<\/strong> fonksiyonuna sarmakt\u0131r:<\/span><\/span><\/p>\n Filter<\/strong> () i\u015flevindeki get()<\/strong> i\u015flevini kullanarak, veri \u00e7er\u00e7evesinin sat\u0131rlar\u0131n\u0131 yaln\u0131zca tak\u0131m\u0131n A’ya e\u015fit oldu\u011fu sat\u0131rlar i\u00e7in ba\u015far\u0131yla filtreleyebiliriz.<\/span><\/p>\n Bir dizeyi dplyr’deki filter()<\/strong> i\u015flevine de\u011fi\u015fken ad\u0131 olarak aktarman\u0131n ba\u015fka bir yolu da .data<\/strong> i\u015flevini \u015fu \u015fekilde kullanmakt\u0131r:<\/span><\/p>\n Filter()<\/strong> fonksiyonundaki .data<\/strong> fonksiyonunu kullanarak, veri \u00e7er\u00e7evesindeki sat\u0131rlar\u0131 yaln\u0131zca tak\u0131m\u0131n A’ya e\u015fit oldu\u011fu sat\u0131rlar i\u00e7in ba\u015far\u0131yla filtreleyebiliyoruz.<\/span><\/p>\n A\u015fa\u011f\u0131daki e\u011fitimlerde dplyr’de di\u011fer genel g\u00f6revlerin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n Dplyr kullanarak gruba g\u00f6re ilk sat\u0131r nas\u0131l se\u00e7ilir<\/a> Bir dizeyi dplyr’de de\u011fi\u015fken ad\u0131 olarak iletmek i\u00e7in a\u015fa\u011f\u0131daki y\u00f6ntemlerden birini kullanabilirsiniz: Y\u00f6ntem 1: get()’\u0131 kullan\u0131n df %>% filter(get(my_var) == ‘ A ‘) Y\u00f6ntem 2: .data’y\u0131 kullan\u0131n df %>% filter(. data [[my_var]] == ‘ A ‘) A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin pratikte a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesiyle nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir: #create data frame df <- data. frame (team=c(‘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-3911","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n df %>% filter(get(my_var) ==<\/span> ' A<\/span> ')\n<\/strong><\/pre>\n df %>% filter(. data<\/span> [[my_var]] ==<\/span> ' A<\/span> ')\n<\/strong><\/pre>\n #create data frame\n<\/span>df <- data. frame<\/span> (team=c('A', 'A', 'A', 'B', 'B'),\n points=c(99, 90, 86, 88, 95),\n assists=c(33, 28, 31, 39, 34),\n rebounds=c(30, 28, 24, 24, 28))\n\n#view data frame\n<\/span>df\n\n team points assists rebounds\n1 A 99 33 30\n2 A 90 28 28\n3 A 86 31 24\n4 B 88 39 24\n5 B 95 34 28\n<\/strong><\/pre>\n \u00d6rnek 1: get() kullanarak dplyr’de de\u011fi\u015fken ad\u0131 olarak bir dize iletin<\/strong><\/span><\/h2>\n
library<\/span> (dplyr)<\/span>\n\n#define variable\nmy_var <- ' team<\/span> '<\/span>\n\n#attempt to filter for rows where team is equal to a variable\ndf %>% filter(my_var ==<\/span> ' A<\/span> ')\n\n[1] team points assists rebounds\n<0 rows> (or 0-length row.names)\n<\/span><\/span><\/strong><\/span><\/pre>\n library<\/span> (dplyr)\n\n#define variable\n<\/span>my_var <- ' team<\/span> '\n\n#filter for rows where team is equal to a variable\n<\/span>df %>% filter(get(my_var) ==<\/span> ' A<\/span> ')\n\n team points assists rebounds\n1 A 99 33 30\n2 A 90 28 28\n3 A 86 31 24\n<\/strong><\/span><\/pre>\n \u00d6rnek 2: .data kullanarak dplyr’de de\u011fi\u015fken ad\u0131 olarak bir dize iletin<\/strong><\/span><\/h2>\n
library<\/span> (dplyr)\n\n#define variable\n<\/span>my_var <- ' team<\/span> '\n\n#filter for rows where team is equal to a variable\n<\/span>df %>% filter(. data<\/span> [[my_var]] ==<\/span> ' A<\/span> ')\n\n team points assists rebounds\n1 A 99 33 30\n2 A 90 28 28\n3 A 86 31 24\n<\/strong><\/span><\/pre>\n Ek kaynaklar<\/strong><\/span><\/h2>\n
Dplyr kullanarak birden \u00e7ok ko\u015fula g\u00f6re filtreleme nas\u0131l yap\u0131l\u0131r
Belirli bir dizeyi i\u00e7eren sat\u0131rlar\u0131 dplyr kullanarak nas\u0131l filtreleyebilirim?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"