{"id":4109,"date":"2023-07-13T13:01:07","date_gmt":"2023-07-13T13:01:07","guid":{"rendered":"https:\/\/statorials.org\/id\/r-mengekstrak-kolom-dari-kerangka-data\/"},"modified":"2023-07-13T13:01:07","modified_gmt":"2023-07-13T13:01:07","slug":"r-mengekstrak-kolom-dari-kerangka-data","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/r-mengekstrak-kolom-dari-kerangka-data\/","title":{"rendered":"Cara mengekstrak kolom tertentu dari bingkai data di r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan metode berikut untuk mengekstrak kolom tertentu dari bingkai data di R:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metode 1: Ekstrak kolom tertentu menggunakan Base R<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df[c(' <span style=\"color: #ff0000;\">col1<\/span> ', ' <span style=\"color: #ff0000;\">col3<\/span> ', ' <span style=\"color: #ff0000;\">col4<\/span> ')]\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 2: Ekstrak kolom tertentu menggunakan dplyr<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (dplyr)\n<\/span>\ndf %&gt;%\n  select(col1, col3, col4)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan setiap metode dengan bingkai data berikut di R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (team=c('A', 'B', 'C', 'D', 'E'),\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                 steals=c(9, 12, 4, 7, 8))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n  team points assists rebounds steals\n1 A 99 33 30 9\n2 B 90 28 28 12\n3 C 86 31 24 4\n4 D 88 39 24 7\n5 E 95 34 28 8<\/strong><\/pre>\n<h2> <span style=\"color: #000000;\"><strong>Metode 1: Ekstrak kolom tertentu menggunakan Base R<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara mengekstrak kolom <strong>team<\/strong> , <strong>assist<\/strong> dan <strong>rebound<\/strong> menggunakan basis R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#select 'team', 'assists' and 'rebounds' columns\n<\/span>df[c(' <span style=\"color: #ff0000;\">team<\/span> ', ' <span style=\"color: #ff0000;\">assists<\/span> ', ' <span style=\"color: #ff0000;\">rebounds<\/span> ')]\n\n  team assists rebounds\n1 to 33 30\n2 B 28 28\n3 C 31 24\n4 D 39 24\n5 E 34 28\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa setiap kolom yang kami tentukan diekstraksi dari bingkai data.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Perhatikan juga bahwa Anda juga dapat mengekstrak kolom berikut berdasarkan posisi indeks:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#select columns in index positions 1, 3 and 4\n<\/span>df[c(1, 3, 4)]\n\n  team assists rebounds\n1 to 33 30\n2 B 28 28\n3 C 31 24\n4 D 39 24\n5 E 34 28\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Sintaks ini mengekstrak kolom pada posisi indeks kolom 1, 3, dan 4.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Metode 2: Ekstrak kolom tertentu menggunakan dplyr<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara mengekstrak kolom <strong>team<\/strong> , <strong>assists<\/strong> , dan <strong>rebounds<\/strong> menggunakan fungsi <strong>select()<\/strong> dari paket <a href=\"https:\/\/dplyr.tidyverse.org\/\" target=\"_blank\" rel=\"noopener\">dplyr<\/a> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (dplyr)\n\n<span style=\"color: #008080;\">#select 'team', 'assists' and 'rebounds' columns\n<\/span>df %&gt;%\n  select(team, assists, rebounds)\n\n  team assists rebounds\n1 to 33 30\n2 B 28 28\n3 C 31 24\n4 D 39 24\n5 E 34 28\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa setiap kolom yang kami tentukan diekstraksi dari bingkai data.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Perhatikan juga bahwa Anda juga dapat mengekstrak kolom berikut berdasarkan posisi indeks:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (dplyr)\n\n<span style=\"color: #008080;\">#select 'team', 'assists' and 'rebounds' columns\n<\/span>df %&gt;%\n  select(1, 3, 4)\n\n  team assists rebounds\n1 to 33 30\n2 B 28 28\n3 C 31 24\n4 D 39 24\n5 E 34 28<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Sintaks ini mengekstrak kolom pada posisi indeks kolom 1, 3, dan 4.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Tutorial berikut menjelaskan cara melakukan tugas umum lainnya di R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/dplyr-pilih-kolom-numerik\/\" target=\"_blank\" rel=\"noopener\">Cara memilih hanya kolom numerik di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/hapus-beberapa-kolom-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghapus banyak kolom di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/menyusun-ulang-kolom-r\/\" target=\"_blank\" rel=\"noopener\">Cara mengatur ulang kolom di R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan metode berikut untuk mengekstrak kolom tertentu dari bingkai data di R: Metode 1: Ekstrak kolom tertentu menggunakan Base R df[c(&#8216; col1 &#8216;, &#8216; col3 &#8216;, &#8216; col4 &#8216;)] Metode 2: Ekstrak kolom tertentu menggunakan dplyr library (dplyr) df %&gt;% select(col1, col3, col4) Contoh berikut menunjukkan cara menggunakan setiap metode dengan bingkai data [&hellip;]<\/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":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cara mengekstrak kolom tertentu dari bingkai data di R - Statorials<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara mengekstrak kolom tertentu dari bingkai data di R, dengan beberapa contoh.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/id\/r-mengekstrak-kolom-dari-kerangka-data\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara mengekstrak kolom tertentu dari bingkai data di R - Statorials\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara mengekstrak kolom tertentu dari bingkai data di R, dengan beberapa contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/r-mengekstrak-kolom-dari-kerangka-data\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-13T13:01:07+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Ditulis oleh\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimasi waktu membaca\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/r-mengekstrak-kolom-dari-kerangka-data\/\",\"url\":\"https:\/\/statorials.org\/id\/r-mengekstrak-kolom-dari-kerangka-data\/\",\"name\":\"Cara mengekstrak kolom tertentu dari bingkai data di R - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-13T13:01:07+00:00\",\"dateModified\":\"2023-07-13T13:01:07+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara mengekstrak kolom tertentu dari bingkai data di R, dengan beberapa contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/r-mengekstrak-kolom-dari-kerangka-data\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/r-mengekstrak-kolom-dari-kerangka-data\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/r-mengekstrak-kolom-dari-kerangka-data\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara mengekstrak kolom tertentu dari bingkai data di r\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/id\/#website\",\"url\":\"https:\/\/statorials.org\/id\/\",\"name\":\"Statorials\",\"description\":\"Panduan anda untuk kompetensi statistik!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/id\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"id\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\",\"name\":\"Benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"id\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin anderson\"},\"description\":\"Halo, saya Benjamin, pensiunan profesor statistika yang menjadi guru Statorial yang berdedikasi. 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