{"id":143322,"date":"2024-09-06T10:31:40","date_gmt":"2024-09-06T05:01:40","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=143322"},"modified":"2024-09-06T10:31:40","modified_gmt":"2024-09-06T05:01:40","slug":"how-to-read-and-write-data-from-file-in-java","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/","title":{"rendered":"How to Read and Write Data from File in Java"},"content":{"rendered":"<h3>Program 1<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">New! Keyboard shortcuts \u2026 Drive keyboard shortcuts have been updated to give you first-letters navigation\r\nimport java.io.*;\r\nclass TestWrite\r\n{\r\n    public static void main(String args[]) throws Exception\r\n    {\r\n        \/\/FileOutputStream fos=null;\r\n           FileInputStream fis=null;\r\n        try\r\n        {\r\n                 fis=new FileInputStream(\"c:\/\/dataflairjava\/student.txt\");\r\n                 char ch;\r\n                 int n;\r\n                 while((n=fis.read())!=-1)\r\n                 {\r\n                    ch=(char)n;\r\n                    System.out.print(ch);\r\n                 }  \r\n            \/\/  fos=new FileOutputStream(\"c:\/\/dataflairjava\/student.txt\",true);\r\n            \/\/  System.out.println(\"File created...\");\r\n            \/\/      char ch='t';\r\n            \/\/      fos.flush();\r\n            \/\/      fos.write(ch);\r\n        }\r\n        \r\n        finally\r\n        {\r\n            \/\/fos.close();\r\n             fis.close();\r\n        }\r\n    }\r\n}<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Program 1 New! Keyboard shortcuts \u2026 Drive keyboard shortcuts have been updated to give you first-letters navigation import java.io.*; class TestWrite { public static void main(String args[]) throws Exception { \/\/FileOutputStream fos=null; FileInputStream fis=null;&#46;&#46;&#46;<\/p>\n","protected":false},"author":581,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[32997,7345,29859,29858,32998,32999],"class_list":["post-143322","post","type-post","status-publish","format-standard","hentry","category-java","tag-how-to-read-and-write-data-from-file-in-java","tag-java","tag-java-practical","tag-java-program","tag-read-and-write-data-from-file","tag-read-and-write-data-from-file-in-java"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to Read and Write Data from File in Java - DataFlair<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Read and Write Data from File in Java - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 New! Keyboard shortcuts \u2026 Drive keyboard shortcuts have been updated to give you first-letters navigation import java.io.*; class TestWrite { public static void main(String args[]) throws Exception { \/\/FileOutputStream fos=null; FileInputStream fis=null;&#046;&#046;&#046;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/\" \/>\n<meta property=\"og:site_name\" content=\"DataFlair\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/DataFlairWS\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-09-06T05:01:40+00:00\" \/>\n<meta name=\"author\" content=\"DataFlair Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@DataFlairWS\" \/>\n<meta name=\"twitter:site\" content=\"@DataFlairWS\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"DataFlair Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"How to Read and Write Data from File in Java - DataFlair","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:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/","og_locale":"en_US","og_type":"article","og_title":"How to Read and Write Data from File in Java - DataFlair","og_description":"Program 1 New! Keyboard shortcuts \u2026 Drive keyboard shortcuts have been updated to give you first-letters navigation import java.io.*; class TestWrite { public static void main(String args[]) throws Exception { \/\/FileOutputStream fos=null; FileInputStream fis=null;&#46;&#46;&#46;","og_url":"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/","og_site_name":"DataFlair","article_publisher":"https:\/\/www.facebook.com\/DataFlairWS\/","article_published_time":"2024-09-06T05:01:40+00:00","author":"DataFlair Team","twitter_card":"summary_large_image","twitter_creator":"@DataFlairWS","twitter_site":"@DataFlairWS","twitter_misc":{"Written by":"DataFlair Team","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/#article","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/"},"author":{"name":"DataFlair Team","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/c187795dc82ab948373cca526df7c445"},"headline":"How to Read and Write Data from File in Java","datePublished":"2024-09-06T05:01:40+00:00","mainEntityOfPage":{"@id":"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/"},"wordCount":12,"commentCount":0,"publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"keywords":["how to read and write data from file in java","Java","java practical","java program","read and write data from file","read and write data from file in java"],"articleSection":["Java Tutorials"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/","url":"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/","name":"How to Read and Write Data from File in Java - DataFlair","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/#website"},"datePublished":"2024-09-06T05:01:40+00:00","breadcrumb":{"@id":"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/data-flair.training\/blogs\/how-to-read-and-write-data-from-file-in-java\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Blog Home","item":"https:\/\/data-flair.training\/blogs\/"},{"@type":"ListItem","position":2,"name":"Java Tutorials","item":"https:\/\/data-flair.training\/blogs\/category\/java\/"},{"@type":"ListItem","position":3,"name":"How to Read and Write Data from File in Java"}]},{"@type":"WebSite","@id":"https:\/\/data-flair.training\/blogs\/#website","url":"https:\/\/data-flair.training\/blogs\/","name":"DataFlair","description":"Learn Today. Lead Tomorrow.","publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/data-flair.training\/blogs\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/data-flair.training\/blogs\/#organization","name":"DataFlair","url":"https:\/\/data-flair.training\/blogs\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/logo\/image\/","url":"https:\/\/data-flair.training\/blogs\/wp-content\/uploads\/sites\/2\/2016\/07\/Data-Flair.png","contentUrl":"https:\/\/data-flair.training\/blogs\/wp-content\/uploads\/sites\/2\/2016\/07\/Data-Flair.png","width":106,"height":48,"caption":"DataFlair"},"image":{"@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/DataFlairWS\/","https:\/\/x.com\/DataFlairWS","https:\/\/www.linkedin.com\/company\/dataflair-web-services-pvt-ltd\/","https:\/\/www.youtube.com\/user\/DataFlairWS"]},{"@type":"Person","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/c187795dc82ab948373cca526df7c445","name":"DataFlair Team","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/2302ebc438084d2f1f993edc1996a0aae01332e81f3227cba8df0c48ec010ca4?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/2302ebc438084d2f1f993edc1996a0aae01332e81f3227cba8df0c48ec010ca4?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/2302ebc438084d2f1f993edc1996a0aae01332e81f3227cba8df0c48ec010ca4?s=96&d=mm&r=g","caption":"DataFlair Team"},"description":"DataFlair Team provides high-impact content on programming, Java, Python, C++, DSA, AI, ML, data Science, Android, Flutter, MERN, Web Development, and technology. We make complex concepts easy to grasp, helping learners of all levels succeed in their tech careers.","url":"https:\/\/data-flair.training\/blogs\/author\/dfteam6\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/posts\/143322","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/users\/581"}],"replies":[{"embeddable":true,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/comments?post=143322"}],"version-history":[{"count":1,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/posts\/143322\/revisions"}],"predecessor-version":[{"id":143323,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/posts\/143322\/revisions\/143323"}],"wp:attachment":[{"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/media?parent=143322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/categories?post=143322"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/tags?post=143322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}