{"id":472,"date":"2023-07-29T19:28:09","date_gmt":"2023-07-29T19:28:09","guid":{"rendered":"https:\/\/statorials.org\/id\/tambahkan-kolom-indeks-ke-kerangka-data-r\/"},"modified":"2023-07-29T19:28:09","modified_gmt":"2023-07-29T19:28:09","slug":"tambahkan-kolom-indeks-ke-kerangka-data-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/tambahkan-kolom-indeks-ke-kerangka-data-r\/","title":{"rendered":"Bagaimana cara menambahkan kolom indeks (id numerik) ke bingkai data di r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Misalkan Anda memiliki kerangka data berikut:<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong>data &lt;- data.frame(team = c('Spurs', 'Lakers', 'Pistons', 'Mavs'),<\/strong>\n<strong>avg_points = c(102, 104, 96, 97))<\/strong>\n<strong>data\n\n# team avg_points\n#1 Spurs 102\n#2 Lakers 104\n#3 Pistons 96\n#4 Mavs 97<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Untuk menambahkan kolom indeks agar setiap baris dalam bingkai data ini memiliki pengidentifikasi numerik yang unik, Anda dapat menggunakan kode berikut:<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#add index column to data frame<\/span>\ndata$index &lt;- 1:nrow(data)\ndata\n\n# team avg_points index\n#1 Spurs 102 1\n#2 Lakers 104 2\n#3 Pistons 96 3\n#4 Mavs 97 4\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Cara lain untuk menambahkan pengidentifikasi unik ke setiap baris dalam bingkai data adalah dengan menggunakan fungsi <strong>tibble::rowid_to_column<\/strong> dari paket <strong>Spiceverse<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#load tidyverse package<\/span>\nlibrary(tidyverse)\n\n<span style=\"color: #008080;\">#create data frame\n<\/span>data &lt;- data.frame(team = c('Spurs', 'Lakers', 'Pistons', 'Mavs'),\n                   avg_points = c(102, 104, 96, 97))\n\n<span style=\"color: #008080;\">#add index column to data frame\n<\/span>data &lt;- tibble::rowid_to_column(data, \"index\")\ndata\n\n# index team avg_points\n#1 1 Spurs 102\n#2 2 Lakers 104\n#3 3 Pistons 96\n#4 4 Mavs 97\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa kedua teknik menghasilkan hasil yang sama: kolom baru yang memberikan pengidentifikasi unik pada setiap baris dalam bingkai data.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Misalkan Anda memiliki kerangka data berikut: data &lt;- data.frame(team = c(&#8216;Spurs&#8217;, &#8216;Lakers&#8217;, &#8216;Pistons&#8217;, &#8216;Mavs&#8217;), avg_points = c(102, 104, 96, 97)) data # team avg_points #1 Spurs 102 #2 Lakers 104 #3 Pistons 96 #4 Mavs 97 Untuk menambahkan kolom indeks agar setiap baris dalam bingkai data ini memiliki pengidentifikasi numerik yang unik, Anda dapat menggunakan [&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 - 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