<\/p>\n
R’de birden fazla ko\u015fulu temel alan bir veri \u00e7er\u00e7evesini alt tan\u0131mlamak i\u00e7in a\u015fa\u011f\u0131daki y\u00f6ntemleri kullanabilirsiniz:<\/span><\/p>\n Y\u00f6ntem 1: \u201cOR\u201d mant\u0131\u011f\u0131n\u0131 kullanarak veri \u00e7er\u00e7evesini alt k\u00fcmeleyin<\/strong><\/span><\/p>\n Bu \u00f6zel \u00f6rnek, tak\u0131m s\u00fctununun “A”ya e\u015fit oldu\u011fu veya<\/strong> puan s\u00fctununun 20’den k\u00fc\u00e7\u00fck oldu\u011fu sat\u0131rlar i\u00e7in veri \u00e7er\u00e7evesini alt k\u00fcmeleyecektir.<\/span><\/p>\n Y\u00f6ntem 2: \u201cVE\u201d mant\u0131\u011f\u0131n\u0131 kullanarak veri \u00e7er\u00e7evesini alt k\u00fcmeleyin<\/strong><\/span><\/p>\n Bu \u00f6zel \u00f6rnek, tak\u0131m s\u00fctununun “A”ya e\u015fit oldu\u011fu ve<\/b> puan s\u00fctununun 20’den k\u00fc\u00e7\u00fck oldu\u011fu sat\u0131rlar i\u00e7in veri \u00e7er\u00e7evesini alt k\u00fcmeleyecektir.<\/span><\/p>\n Bu e\u011fitimde her y\u00f6ntemin pratikte a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesiyle nas\u0131l kullan\u0131laca\u011f\u0131 a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, tak\u0131m s\u00fctununun “A”ya e\u015fit oldu\u011fu veya<\/strong> puan s\u00fctununun 20’den k\u00fc\u00e7\u00fck oldu\u011fu sat\u0131rlar i\u00e7in veri \u00e7er\u00e7evesinin nas\u0131l alt k\u00fcmelenece\u011fini g\u00f6sterir:<\/span><\/p>\n Alt k\u00fcmedeki sat\u0131rlar\u0131n her biri ya tak\u0131m s\u00fctununda “A” de\u011ferine ya da<\/strong> puan s\u00fctununda 20’den k\u00fc\u00e7\u00fck bir de\u011fere sahiptir.<\/span><\/p>\n Not<\/strong> : |<\/strong> sembol R’de \u201cOR\u201du temsil eder.<\/span><\/p>\n Bu \u00f6rnekte, subset()<\/strong> i\u015flevine yaln\u0131zca tek bir “OR” sembol\u00fc ekledik, ancak daha da fazla ko\u015fula ba\u011fl\u0131 olarak istedi\u011fimiz kadar alt k\u00fcmeyi dahil edebiliriz.<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, tak\u0131m s\u00fctununun “A”ya e\u015fit oldu\u011fu ve<\/b> puan s\u00fctununun 20’den k\u00fc\u00e7\u00fck oldu\u011fu sat\u0131rlar i\u00e7in veri \u00e7er\u00e7evesinin nas\u0131l alt k\u00fcmelenece\u011fini g\u00f6sterir:<\/span><\/p>\n Ortaya \u00e7\u0131kan alt k\u00fcmenin yaln\u0131zca bir sat\u0131r i\u00e7erdi\u011fini unutmay\u0131n.<\/span><\/p>\n Asl\u0131nda sadece bir sat\u0131rda tak\u0131mlar s\u00fctununda \u201cA\u201d de\u011feri ,<\/strong> puan s\u00fctununda ise 20\u2019den k\u00fc\u00e7\u00fck bir de\u011fer bulunuyor.<\/span><\/p>\n Not<\/strong> : &<\/strong> sembol\u00fc R’de \u201cAND\u201d\u0131 temsil eder.<\/span><\/p>\n Bu \u00f6rnekte, subset()<\/strong> i\u015flevine yaln\u0131zca tek bir “VE” sembol\u00fc ekledik, ancak daha da fazla ko\u015fula dayal\u0131 olarak istedi\u011fimiz kadar alt k\u00fcmeyi dahil edebiliriz.<\/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 R’de bir veri \u00e7er\u00e7evesindeki tek sat\u0131rlar nas\u0131l se\u00e7ilir<\/a> R’de birden fazla ko\u015fulu temel alan bir veri \u00e7er\u00e7evesini alt tan\u0131mlamak i\u00e7in a\u015fa\u011f\u0131daki y\u00f6ntemleri kullanabilirsiniz: Y\u00f6ntem 1: \u201cOR\u201d mant\u0131\u011f\u0131n\u0131 kullanarak veri \u00e7er\u00e7evesini alt k\u00fcmeleyin df_sub <- subset(df, team == ‘ A ‘ | points < 20 ) Bu \u00f6zel \u00f6rnek, tak\u0131m s\u00fctununun “A”ya e\u015fit oldu\u011fu veya puan s\u00fctununun 20’den k\u00fc\u00e7\u00fck oldu\u011fu sat\u0131rlar i\u00e7in veri \u00e7er\u00e7evesini […]<\/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-3876","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n df_sub <- subset(df, team ==<\/span> ' A<\/span> ' |<\/span> points <<\/span> 20<\/span> )<\/strong><\/pre>\n df_sub <- subset(df, team ==<\/span> ' A<\/span> ' &<\/span> points <<\/span> 20<\/span> )<\/strong><\/pre>\n #create data frame\n<\/span>df <- data. frame<\/span> (team=c('A', 'A', 'A', 'B', 'B', 'B'),\n position=c('Guard', 'Guard', 'Forward',\n 'Guard', 'Forward', 'Forward'),\n dots=c(22, 25, 19, 22, 12, 35))\n\n#view data frame\n<\/span>df\n\n team position points\n1 A Guard 22\n2 A Guard 25\n3 A Forward 19\n4 B Guard 22\n5 B Forward 12\n6 B Forward 35<\/strong><\/span><\/pre>\n \u00d6rnek 1: \u201cOR\u201d mant\u0131\u011f\u0131n\u0131 kullanan alt k\u00fcme veri \u00e7er\u00e7evesi<\/strong><\/span><\/h2>\n
#subset data frame where team is 'A' or points is less than 20<\/span>\ndf_sub <- subset(df, team ==<\/span> ' A<\/span> ' |<\/span> points <<\/span> 20<\/span> )\n\n#view subset<\/span>\ndf_sub\n\n team position points\n1 A Guard 22\n2 A Guard 25\n3 A Forward 19\n5 B Forward 12\n<\/strong><\/pre>\n \u00d6rnek 2: \u201cVE\u201d mant\u0131\u011f\u0131n\u0131 kullanan alt k\u00fcme veri \u00e7er\u00e7evesi<\/strong><\/span><\/h2>\n
#subset data frame where team is 'A' and points is less than 20<\/span>\ndf_sub <- subset(df, team ==<\/span> ' A<\/span> ' &<\/span> points <<\/span> 20<\/span> )\n\n#view subset<\/span>\ndf_sub\n\n team position points\n3 A Forward 19\n<\/strong><\/pre>\n Ek kaynaklar<\/strong><\/span><\/h2>\n
R’de NA de\u011ferlerine sahip sat\u0131rlar nas\u0131l se\u00e7ilir<\/a>
R’deki vekt\u00f6r de\u011ferlerine g\u00f6re sat\u0131rlar nas\u0131l se\u00e7ilir<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"