{"id":3837,"date":"2023-07-15T06:26:37","date_gmt":"2023-07-15T06:26:37","guid":{"rendered":"https:\/\/statorials.org\/id\/aku-akan-mendapatkan-baris-terakhir\/"},"modified":"2023-07-15T06:26:37","modified_gmt":"2023-07-15T06:26:37","slug":"aku-akan-mendapatkan-baris-terakhir","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/aku-akan-mendapatkan-baris-terakhir\/","title":{"rendered":"Cara mengekstrak baris terakhir dari bingkai data di r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan metode berikut untuk mengekstrak baris terakhir dari bingkai data di R:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metode 1: Gunakan Basis R<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>last_row &lt;- tail(df, n= <span style=\"color: #008000;\">1<\/span> )\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 2: gunakan dplyr<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <b><span style=\"color: #008000;\">library<\/span> (dplyr)\n\nlast_row &lt;- df %&gt;% slice(n())\n<\/b><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 3: Gunakan data.tabel<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <b><span style=\"color: #008000;\">library<\/span> (data.table)\n\nlast_row &lt;- setDT(df[nrow(df), ])\n<\/b><\/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\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n  team points assists rebounds\n1 A 99 33 30\n2 B 90 28 28\n3 C 86 31 24\n4 D 88 39 24\n5 E 95 34 28<\/strong><\/pre>\n<h2> <span style=\"color: #000000;\"><strong>Contoh 1: Ekstrak baris terakhir menggunakan Base R<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara mengekstrak baris terakhir dari bingkai data menggunakan fungsi R base <strong>tail()<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#extract last row in data frame\n<\/span>last_row &lt;- tail(df, n= <span style=\"color: #008000;\">1<\/span> )\n\n<span style=\"color: #008080;\">#view last row\n<\/span>last_row\n\n  team points assists rebounds\n5 E 95 34 28<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Dengan menggunakan fungsi <strong>tail()<\/strong> , kita hanya dapat mengekstrak baris terakhir dari bingkai data.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa Anda dapat mengubah nilai argumen <strong>n<\/strong> untuk memilih n baris terakhir dari bingkai data.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh 2: Ekstrak baris terakhir menggunakan dplyr<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara mengekstrak baris terakhir dari bingkai data menggunakan fungsi <strong>slice()<\/strong> dari paket <strong>dplyr<\/strong> :<\/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)<\/span>\n\n#extract last row in data frame\n<\/span>last_row &lt;- df %&gt;% slice(n())\n\n<span style=\"color: #008080;\">#view last row\n<\/span>last_row\n\n  team points assists rebounds\n1 E 95 34 28<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Dengan menggunakan fungsi <strong>slice()<\/strong> kita hanya dapat mengekstrak baris terakhir dari bingkai data.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Terkait:<\/strong> <a href=\"https:\/\/statorials.org\/id\/irisan-dplyr\/\" target=\"_blank\" rel=\"noopener\">Cara Menggunakan Fungsi Slice() di dplyr (Dengan Contoh)<\/a><\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh 3: Ekstrak baris terakhir menggunakan data.table<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara mengekstrak baris terakhir dari bingkai data menggunakan fungsi dalam paket <strong>data.table<\/strong> :<\/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> (data.table)<\/span>\n\n#extract last row in data frame\n<\/span>last_row &lt;- setDT(df[nrow(df), ])\n\n<span style=\"color: #008080;\">#view last row\n<\/span>last_row\n\n   team points assists rebounds\n1: E 95 34 28<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Dengan menggunakan fungsi <strong>now()<\/strong> , kita hanya dapat mengekstrak baris terakhir dari bingkai data.<\/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 operasi umum lainnya di R:<\/span><\/p>\n<p> Cara memilih baris di mana nilai muncul di kolom mana pun di R<br \/> <a href=\"https:\/\/statorials.org\/id\/r-pilih-kolom-tertentu\/\" target=\"_blank\" rel=\"noopener\">Cara memilih kolom tertentu di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/r-pilih-kolom-berdasarkan-indeks\/\" target=\"_blank\" rel=\"noopener\">Cara memilih kolom berdasarkan indeks di R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan metode berikut untuk mengekstrak baris terakhir dari bingkai data di R: Metode 1: Gunakan Basis R last_row &lt;- tail(df, n= 1 ) Metode 2: gunakan dplyr library (dplyr) last_row &lt;- df %&gt;% slice(n()) Metode 3: Gunakan data.tabel library (data.table) last_row &lt;- setDT(df[nrow(df), ]) Contoh berikut menunjukkan cara menggunakan setiap metode dengan bingkai [&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 baris terakhir dari bingkai data di R - Statorials<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara mengekstrak baris terakhir 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\" 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