{"id":135699,"date":"2024-04-24T18:00:24","date_gmt":"2024-04-24T12:30:24","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=135699"},"modified":"2024-04-24T18:55:44","modified_gmt":"2024-04-24T13:25:44","slug":"java-program-on-map-interface-methods","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/java-program-on-map-interface-methods\/","title":{"rendered":"Java Program on Map Interface Methods"},"content":{"rendered":"<h3>Program 1<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">package dataflair;\r\nimport java.util.*;\r\npublic class TestMap1 \r\n{\r\n        public static void main(String[] args) \r\n        {\r\n             Map&lt;Integer,String&gt; M=new HashMap&lt;Integer,String&gt;();\r\n             \r\n              System.out.println(M.size());\r\n             M.put(1, \"Limca\");\r\n             M.put(3, \"Water\");\r\n             M.put(5, \"Frooti\");\r\n             M.put(2, \"Limca\");\r\n             M.put(7, \"Frooti\");\r\n             M.put(4, \"Limca\");\r\n             M.put(6, \"Water One Plus\");\r\n             System.out.println(M);\r\n            \/\/  System.out.println(M.size());\r\n              \r\n            \/\/ Map&lt;Integer,String&gt; M1=new HashMap&lt;Integer,String&gt;();\r\n             \/\/M1.putAll(M);\r\n            \r\n\/\/             System.out.println(\"Before Replace\" + M);\r\n\/\/             M.replace(3,\"Water\",\"ABCDE\");\r\n\/\/             System.out.println(\"After Replace\" + M);\r\n            \r\n\/\/               System.out.println(\"Before Remove\" + M);\r\n\/\/               System.out.println(M.remove(3));\r\n\/\/               System.out.println(\"After Remove\" + M);\r\n\/\/                 System.out.println(\"Before Remove\" + M);\r\n\/\/                 M.remove(2, \"Water\");\r\n\/\/                System.out.println(\"After Remove\" + M); \r\n                \/\/System.out.println(M.isEmpty());\r\n                 \/\/M.clear();\r\n                 \r\n\/\/                 if(M.containsValue(\"ABCDE\"))\r\n\/\/                    System.out.println(\"Searching success\");\r\n\/\/                else\r\n\/\/                    System.out.println(\"Searching not success\");\r\n\/\/                             if(M.containsKey(39))\r\n\/\/                              System.out.println(\"Searching success\");\r\n\/\/                            else\r\n\/\/                             System.out.println(\"Searching not success\");    \r\n                       \/\/System.out.println(M.get(6));\r\n                      \r\n        }\r\n}<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Program 1 package dataflair; import java.util.*; public class TestMap1 { public static void main(String[] args) { Map&lt;Integer,String&gt; M=new HashMap&lt;Integer,String&gt;(); System.out.println(M.size()); M.put(1, &#8220;Limca&#8221;); M.put(3, &#8220;Water&#8221;); M.put(5, &#8220;Frooti&#8221;); M.put(2, &#8220;Limca&#8221;); M.put(7, &#8220;Frooti&#8221;); M.put(4, &#8220;Limca&#8221;); M.put(6, &#8220;Water&#46;&#46;&#46;<\/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":[7345,31584,29859,29858,31582,31585,31583],"class_list":["post-135699","post","type-post","status-publish","format-standard","hentry","category-java","tag-java","tag-java-map-interface-methods","tag-java-practical","tag-java-program","tag-java-program-on-map-interface-methods","tag-map-interface-methods","tag-map-interface-methods-in-java"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Java Program on Map Interface Methods - 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-map-interface-methods\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java Program on Map Interface Methods - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 package dataflair; import java.util.*; public class TestMap1 { public static void main(String[] args) { Map&lt;Integer,String&gt; M=new HashMap&lt;Integer,String&gt;(); System.out.println(M.size()); M.put(1, &quot;Limca&quot;); M.put(3, &quot;Water&quot;); M.put(5, &quot;Frooti&quot;); M.put(2, &quot;Limca&quot;); M.put(7, &quot;Frooti&quot;); M.put(4, &quot;Limca&quot;); M.put(6, &quot;Water&#046;&#046;&#046;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/java-program-on-map-interface-methods\/\" \/>\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=\"2024-04-24T12:30:24+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-24T13:25:44+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 Map Interface Methods - 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-map-interface-methods\/","og_locale":"en_US","og_type":"article","og_title":"Java Program on Map Interface Methods - DataFlair","og_description":"Program 1 package dataflair; 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