{"id":3633,"date":"2023-07-16T10:37:23","date_gmt":"2023-07-16T10:37:23","guid":{"rendered":"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/"},"modified":"2023-07-16T10:37:23","modified_gmt":"2023-07-16T10:37:23","slug":"r-periksa-apakah-file-tersebut-ada","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/","title":{"rendered":"Cara memeriksa apakah file ada di r (dengan contoh)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan sintaks dasar berikut untuk memeriksa apakah ada file di direktori kerja Anda saat ini di R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>file. <span style=\"color: #3366ff;\">exists<\/span> (' <span style=\"color: #ff0000;\">my_data.csv <span style=\"color: #000000;\">')<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Fungsi ini akan mengembalikan <strong>TRUE<\/strong> jika file ada atau <strong>FALSE<\/strong> jika tidak ada.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Anda juga dapat menggunakan pernyataan if else untuk membaca file di R hanya jika file tersebut ada:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>data &lt;- ' <span style=\"color: #ff0000;\">my_data.csv<\/span> '\n\nif(file. <span style=\"color: #3366ff;\">exists<\/span> (data)){<\/strong>\n<strong>df &lt;- read. <span style=\"color: #3366ff;\">csv<\/span> (data)<\/strong>\n<strong>} else {<\/strong>\n<strong><span style=\"color: #008000;\">print<\/span> (' <span style=\"color: #ff0000;\">Does not exist<\/span> ')<\/strong>\n<strong>}<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan fungsi-fungsi ini dalam praktiknya.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh: periksa apakah file ada di R<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Katakanlah <a href=\"https:\/\/statorials.org\/id\/setwd-getwd-di-sungai\/\" target=\"_blank\" rel=\"noopener\">direktori kerja<\/a> saya saat ini di R adalah folder bernama <strong>test_data<\/strong> dengan tiga file CSV:<\/span><\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-29854 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/cheque1.jpg\" alt=\"\" width=\"426\" height=\"356\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Saya dapat menggunakan <strong>list.files()<\/strong> untuk membuat daftar nama setiap file di direktori kerja:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#display the names of every file in current working directory\n<\/span>list. <span style=\"color: #3366ff;\">files<\/span> ()\n[1] \"my_data.csv\" \"my_new_data.csv\" \"some_old_data.csv\"\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Saya dapat menggunakan <strong>file.exists()<\/strong> untuk memeriksa apakah file tertentu ada di direktori kerja saat ini:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#check if file 'my_data.csv' exists in current working directory\n<\/span>file. <span style=\"color: #3366ff;\">exists<\/span> (' <span style=\"color: #ff0000;\">my_data.csv<\/span> ')\n\n[1] TRUE<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Fungsi ini mengembalikan <strong>TRUE<\/strong> , yang memberitahu kita bahwa file &#8216;my_data.csv&#8217; memang ada di direktori kerja saat ini.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Kita kemudian dapat menggunakan pernyataan <strong>if else<\/strong> berikut untuk mengimpor file hanya jika ada:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define file name<\/span>\ndata &lt;- ' <span style=\"color: #ff0000;\">my_data.csv<\/span> '\n\n<span style=\"color: #008080;\">#import file only if it exists<\/span>\nif(file. <span style=\"color: #3366ff;\">exists<\/span> (data)){<\/strong>\n<strong>df &lt;- read. <span style=\"color: #3366ff;\">csv<\/span> (data)<\/strong>\n<strong>} else {<\/strong>\n<strong><span style=\"color: #008000;\">print<\/span> (' <span style=\"color: #ff0000;\">Does not exist<\/span> ')<\/strong>\n<strong>}\n\n<span style=\"color: #008080;\">#view contents of CSV file<\/span>\ndf\n\n  team points assists\n1 to 14 4\n2 B 26 7\n3 C 29 8\n4 D 20 3\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Karena file tersebut ada, kita dapat mengimpornya dengan sukses.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Namun, misalkan kita mencoba mengimpor file yang tidak ada:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define file name<\/span>\ndata &lt;- ' <span style=\"color: #ff0000;\">this_data.csv<\/span> '\n\n<span style=\"color: #008080;\">#import file only if it exists<\/span>\nif(file. <span style=\"color: #3366ff;\">exists<\/span> (data)){<\/strong>\n<strong>df &lt;- read. <span style=\"color: #3366ff;\">csv<\/span> (data)<\/strong>\n<strong>} else {<\/strong>\n<strong><span style=\"color: #008000;\">print<\/span> (' <span style=\"color: #ff0000;\">Does not exist<\/span> ')<\/strong>\n<strong>}\n\n[1] \u201cDoes not exist\u201d\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kami menerima pesan &#8220;Tidak ada&#8221;, yang memberitahu kami bahwa file bernama <strong>this_data.csv<\/strong> tidak ada di direktori kerja saat ini.<\/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 menggunakan fungsi umum lainnya di R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/membaca-file-zip-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara membaca file Zip di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/impor-csv-ke-r\/\" target=\"_blank\" rel=\"noopener\">Cara mengimpor file CSV ke R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/impor-excel-ke-r\/\" target=\"_blank\" rel=\"noopener\">Cara mengimpor file Excel ke R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/ganti-nama-file-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara mengganti nama file di R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan sintaks dasar berikut untuk memeriksa apakah ada file di direktori kerja Anda saat ini di R: file. exists (&#8216; my_data.csv &#8216;) Fungsi ini akan mengembalikan TRUE jika file ada atau FALSE jika tidak ada. Anda juga dapat menggunakan pernyataan if else untuk membaca file di R hanya jika file tersebut ada: 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 memeriksa apakah suatu file ada di R (dengan contoh) \u2013 Statologi<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara memeriksa apakah suatu file ada di folder di R, dengan sebuah 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-periksa-apakah-file-tersebut-ada\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara memeriksa apakah suatu file ada di R (dengan contoh) \u2013 Statologi\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara memeriksa apakah suatu file ada di folder di R, dengan sebuah contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-16T10:37:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/cheque1.jpg\" \/>\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-periksa-apakah-file-tersebut-ada\/\",\"url\":\"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/\",\"name\":\"Cara memeriksa apakah suatu file ada di R (dengan contoh) \u2013 Statologi\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-16T10:37:23+00:00\",\"dateModified\":\"2023-07-16T10:37:23+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara memeriksa apakah suatu file ada di folder di R, dengan sebuah contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara memeriksa apakah file ada di r (dengan contoh)\"}]},{\"@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. Dengan pengalaman dan keahlian yang luas di bidang statistika, saya ingin berbagi ilmu untuk memberdayakan mahasiswa melalui Statorials. Baca selengkapnya\",\"sameAs\":[\"http:\/\/statorials.org\/id\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Cara memeriksa apakah suatu file ada di R (dengan contoh) \u2013 Statologi","description":"Tutorial ini menjelaskan cara memeriksa apakah suatu file ada di folder di R, dengan sebuah contoh.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/","og_locale":"id_ID","og_type":"article","og_title":"Cara memeriksa apakah suatu file ada di R (dengan contoh) \u2013 Statologi","og_description":"Tutorial ini menjelaskan cara memeriksa apakah suatu file ada di folder di R, dengan sebuah contoh.","og_url":"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/","og_site_name":"Statorials","article_published_time":"2023-07-16T10:37:23+00:00","og_image":[{"url":"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/cheque1.jpg"}],"author":"Benjamin anderson","twitter_card":"summary_large_image","twitter_misc":{"Ditulis oleh":"Benjamin anderson","Estimasi waktu membaca":"2 menit"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/","url":"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/","name":"Cara memeriksa apakah suatu file ada di R (dengan contoh) \u2013 Statologi","isPartOf":{"@id":"https:\/\/statorials.org\/id\/#website"},"datePublished":"2023-07-16T10:37:23+00:00","dateModified":"2023-07-16T10:37:23+00:00","author":{"@id":"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81"},"description":"Tutorial ini menjelaskan cara memeriksa apakah suatu file ada di folder di R, dengan sebuah contoh.","breadcrumb":{"@id":"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/#breadcrumb"},"inLanguage":"id","potentialAction":[{"@type":"ReadAction","target":["https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/statorials.org\/id\/r-periksa-apakah-file-tersebut-ada\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/statorials.org\/id\/"},{"@type":"ListItem","position":2,"name":"Cara memeriksa apakah file ada di r (dengan contoh)"}]},{"@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. Dengan pengalaman dan keahlian yang luas di bidang statistika, saya ingin berbagi ilmu untuk memberdayakan mahasiswa melalui Statorials. Baca selengkapnya","sameAs":["http:\/\/statorials.org\/id"]}]}},"yoast_meta":{"yoast_wpseo_title":"","yoast_wpseo_metadesc":"","yoast_wpseo_canonical":""},"_links":{"self":[{"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/posts\/3633"}],"collection":[{"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/comments?post=3633"}],"version-history":[{"count":0,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/posts\/3633\/revisions"}],"wp:attachment":[{"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/media?parent=3633"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/categories?post=3633"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/tags?post=3633"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}