{"id":134988,"date":"2024-04-22T10:26:33","date_gmt":"2024-04-22T04:56:33","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=134988"},"modified":"2024-04-22T10:26:33","modified_gmt":"2024-04-22T04:56:33","slug":"java-program-on-how-to-use-interface","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/","title":{"rendered":"Java Program on How to use Interface"},"content":{"rendered":"

Program 1<\/h3>\n
class TestCommand\r\n{\r\n   public static void main(String args[])\r\n  {\r\n\r\n                         \/\/  if(args[0].toUpperCase().equals(args[1].toUpperCase()))\r\n                              if(args[0].equalsIgnoreCase(args[1]))\r\n                              System.out.println(\"Same\");\r\n        else                              \r\n                            System.out.println(\"Not same\");\r\n\/\/              System.out.println(\"Total Arguments: \"+ args.length);\r\n\r\n\/\/              System.out.println(\"First Argument: \"+ args[0].toUpperCase());\r\n\/\/              System.out.println(\"First Argument length: \"+ args[0].length());\r\n\/\/              System.out.println(\"Second Argument: \"+ args[1].toUpperCase());\r\n\/\/              System.out.println(\"Second Argument length: \"+ args[1].length());\r\n\/\/              System.out.println(\"Third Argument: \"+ args[2].toUpperCase());\r\n \/\/             System.out.println(\"Third Argument length: \"+ args[2].length());\r\n  }\r\n}<\/pre>\n
Program 2<\/h3>\n
 class First implements A\r\n{\r\n   public void myprint()\r\n    {\r\n             System.out.println(\"This is MyPrint of Class A\");\r\n     } \r\n}<\/pre>\n
Program 3<\/h3>\n
 class Second implements A\r\n{\r\n     public void myprint()\r\n    {\r\n             System.out.println(\"This is MyPrint of Class B\");\r\n     } \r\n}<\/pre>\n
Program 4<\/h3>\n
class TestInterface\r\n{\r\n    public static void main(String args[])\r\n    {\r\n               A A1=new Second();\r\n              A1.myprint();\r\n\r\n    }\r\n\r\n}<\/pre>\n
Program 5<\/h3>\n
interface A\r\n{\r\n    void myprint();\r\n    void display();\r\n     int rno=100;\r\n}\r\nclass First implements A\r\n{\r\n   public void myprint()\r\n   {\r\n         System.out.println(\"This is method of class First\");    \r\n  }\r\n  public void display(){}\r\n}\r\n\r\nclass Second implements A\r\n{\r\n   public void myprint()\r\n   {\r\n       System.out.println(\"This is method of class Second\");    \r\n  }\r\n  public void display(){}\r\n}\r\n\r\nclass Test\r\n{\r\n   public static void main(String args[])\r\n   {\r\n               A A1=new First();\r\n              A1.myprint();\r\n   }\r\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"
Program 1 class TestCommand { public static void main(String args[]) { \/\/ if(args[0].toUpperCase().equals(args[1].toUpperCase())) if(args[0].equalsIgnoreCase(args[1])) System.out.println(“Same”); else System.out.println(“Not same”); \/\/ System.out.println(“Total Arguments: “+ args.length); \/\/ System.out.println(“First Argument: “+ args[0].toUpperCase()); \/\/ System.out.println(“First Argument length: “+ args[0].length());...<\/p>\n","protected":false},"author":86671,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[31490,6877,7345,29859,29858,31489],"class_list":["post-134988","post","type-post","status-publish","format-standard","hentry","category-java","tag-how-to-use-interface-in-java","tag-interface-in-java","tag-java","tag-java-practical","tag-java-program","tag-java-program-on-how-to-use-interface"],"yoast_head":"\nJava Program on How to use Interface - 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\/java-program-on-how-to-use-interface\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java Program on How to use Interface - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 class TestCommand { public static void main(String args[]) { \/\/ if(args[0].toUpperCase().equals(args[1].toUpperCase())) if(args[0].equalsIgnoreCase(args[1])) System.out.println("Same"); else System.out.println("Not same"); \/\/ System.out.println("Total Arguments: "+ args.length); \/\/ System.out.println("First Argument: "+ args[0].toUpperCase()); \/\/ System.out.println("First Argument length: "+ args[0].length());...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/\" \/>\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=\"2024-04-22T04:56:33+00:00\" \/>\n<meta name=\"author\" content=\"TechVidvan 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=\"TechVidvan 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":"Java Program on How to use Interface - 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\/java-program-on-how-to-use-interface\/","og_locale":"en_US","og_type":"article","og_title":"Java Program on How to use Interface - DataFlair","og_description":"Program 1 class TestCommand { public static void main(String args[]) { \/\/ if(args[0].toUpperCase().equals(args[1].toUpperCase())) if(args[0].equalsIgnoreCase(args[1])) System.out.println(\"Same\"); else System.out.println(\"Not same\"); \/\/ System.out.println(\"Total Arguments: \"+ args.length); \/\/ System.out.println(\"First Argument: \"+ args[0].toUpperCase()); \/\/ System.out.println(\"First Argument length: \"+ args[0].length());...","og_url":"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/","og_site_name":"DataFlair","article_publisher":"https:\/\/www.facebook.com\/DataFlairWS\/","article_published_time":"2024-04-22T04:56:33+00:00","author":"TechVidvan Team","twitter_card":"summary_large_image","twitter_creator":"@DataFlairWS","twitter_site":"@DataFlairWS","twitter_misc":{"Written by":"TechVidvan Team","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/#article","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/"},"author":{"name":"TechVidvan Team","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/0e594f928e31fc96628ac40f6ae74f49"},"headline":"Java Program on How to use Interface","datePublished":"2024-04-22T04:56:33+00:00","mainEntityOfPage":{"@id":"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/"},"wordCount":12,"commentCount":0,"publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"keywords":["how to use interface in java","Interface in Java","Java","java practical","java program","java program on how to use interface"],"articleSection":["Java Tutorials"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/","url":"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/","name":"Java Program on How to use Interface - DataFlair","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/#website"},"datePublished":"2024-04-22T04:56:33+00:00","breadcrumb":{"@id":"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/data-flair.training\/blogs\/java-program-on-how-to-use-interface\/#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":"Java Program on How to use Interface"}]},{"@type":"WebSite","@id":"https:\/\/data-flair.training\/blogs\/#website","url":"https:\/\/data-flair.training\/blogs\/","name":"DataFlair","description":"Learn Today. 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