{"id":124864,"date":"2024-03-24T16:48:50","date_gmt":"2024-03-24T07:48:50","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/map-entry-%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89\/"},"modified":"2024-04-05T11:13:02","modified_gmt":"2024-04-05T02:13:02","slug":"map-entry-%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/map-entry-%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89\/","title":{"rendered":"Map.Entry \u5b8c\u5168\u30ac\u30a4\u30c9"},"content":{"rendered":"<p>Map.Entry\u306fMap\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u5185\u306b\u3042\u308b\u5185\u90e8\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3067\u3001Map\u5185\u306e\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u8868\u3059\u3002<\/p>\n<p>Map.Entry\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u30e1\u30bd\u30c3\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<p>getKey()\uff1a\u3053\u306e\u30ad\u30fc\u30d0\u30ea\u30e5\u30fc\u30da\u30a2\u306e\u30ad\u30fc\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>getValue()\uff1a\u30ad\u30fc\u30d0\u30ea\u30e5\u30fc\u30da\u30a2\u306e\u5024\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30ad\u30fc\u30d0\u30ea\u30e5\u30fc\u30da\u30a2\u306e\u5024\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>Map\u30af\u30e9\u30b9\u306eentrySet\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u3059\u3079\u3066\u306e\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u542b\u3080\u30bb\u30c3\u30c8Collection\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002\u5404\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u306fMap.Entry\u578b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002<\/p>\n<p>Map.Entry \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001Map \u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u3059\u3079\u3066\u306e\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u53cd\u5fa9\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070:<\/p>\n<pre class=\"post-pre\"><code>Map&lt;String, Integer&gt; map = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">HashMap<\/span>&lt;&gt;();\r\nmap.put(<span class=\"hljs-string\">\"Apple\"<\/span>, <span class=\"hljs-number\">1<\/span>);\r\nmap.put(<span class=\"hljs-string\">\"Banana\"<\/span>, <span class=\"hljs-number\">2<\/span>);\r\nmap.put(<span class=\"hljs-string\">\"Orange\"<\/span>, <span class=\"hljs-number\">3<\/span>);\r\n<span class=\"hljs-comment\">\/\/ \u904d\u5386Map\u96c6\u5408<\/span>\r\n<span class=\"hljs-keyword\">for<\/span> (Map.Entry&lt;String, Integer&gt; entry : map.entrySet()) {\r\n<span class=\"hljs-type\">String<\/span> <span class=\"hljs-variable\">key<\/span> <span class=\"hljs-operator\">=<\/span> entry.getKey();\r\n<span class=\"hljs-type\">Integer<\/span> <span class=\"hljs-variable\">value<\/span> <span class=\"hljs-operator\">=<\/span> entry.getValue();\r\nSystem.out.println(<span class=\"hljs-string\">\"Key: \"<\/span> + key + <span class=\"hljs-string\">\", Value: \"<\/span> + value);\r\n}\r\n<\/code><\/pre>\n<p>\u7d50\u679c\u3092\u51fa\u529b\u3057\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"post-pre\"><code>Key: Apple, Value: 1\r\nKey: Banana, Value: 2\r\nKey: Orange, Value: 3\r\n<\/code><\/pre>\n<p>Map.Entry\u306egetKey()\u30e1\u30bd\u30c3\u30c9\u3067\u30ad\u30fc\u3092\u53d6\u5f97\u3001getValue()\u30e1\u30bd\u30c3\u30c9\u3067\u5024\u3092\u53d6\u5f97\u3057\u3001Map\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u53cd\u5fa9\u3068\u64cd\u4f5c\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Map.Entry\u306fMap\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u5185\u306b\u3042\u308b\u5185\u90e8\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3067\u3001Map\u5185\u306e\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u8868\u3059\u3002 Map.Entry\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u30e1\u30bd\u30c3\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 getKey()\uff1a\u3053\u306e\u30ad\u30fc\u30d0\u30ea\u30e5\u30fc\u30da\u30a2 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-124864","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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