{"id":97280,"date":"2024-03-21T21:51:17","date_gmt":"2024-03-21T12:51:17","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2024-04-05T23:59:38","modified_gmt":"2024-04-05T14:59:38","slug":"java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"Java\u3067Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>Java\u3067\u306fforeach\u30eb\u30fc\u30d7\u3092\u5229\u7528\u3057\u3066Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8d70\u67fb\u3067\u304d\u307e\u3059\u3002\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/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\">\"A\"<\/span>, <span class=\"hljs-number\">1<\/span>);\r\nmap.put(<span class=\"hljs-string\">\"B\"<\/span>, <span class=\"hljs-number\">2<\/span>);\r\nmap.put(<span class=\"hljs-string\">\"C\"<\/span>, <span class=\"hljs-number\">3<\/span>);\r\n\r\n<span class=\"hljs-comment\">\/\/ \u904d\u5386Map\u96c6\u5408\u7684\u952e\u503c\u5bf9<\/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\n    System.out.println(<span class=\"hljs-string\">\"Key: \"<\/span> + key + <span class=\"hljs-string\">\", Value: \"<\/span> + value);\r\n}\r\n\r\n<span class=\"hljs-comment\">\/\/ \u904d\u5386Map\u96c6\u5408\u7684\u952e<\/span>\r\n<span class=\"hljs-keyword\">for<\/span> (String key : map.keySet()) {\r\n    System.out.println(<span class=\"hljs-string\">\"Key: \"<\/span> + key);\r\n}\r\n\r\n<span class=\"hljs-comment\">\/\/ \u904d\u5386Map\u96c6\u5408\u7684\u503c<\/span>\r\n<span class=\"hljs-keyword\">for<\/span> (Integer value : map.values()) {\r\n    System.out.println(<span class=\"hljs-string\">\"Value: \"<\/span> + value);\r\n}\r\n<\/code><\/pre>\n<p>Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3001\u30ad\u30fc\u3001\u3042\u308b\u3044\u306f\u5024\u3092\u64cd\u4f5c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306b\u3001\u305d\u308c\u3089\u306b\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u3067\u306fforeach\u30eb\u30fc\u30d7\u3092\u5229\u7528\u3057\u3066Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8d70\u67fb\u3067\u304d\u307e\u3059\u3002\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 Map&lt;String, Integer&gt; map = new HashMap&lt;&gt;(); [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-97280","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) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java\u3067Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5 - Blog - Silicon Cloud<\/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:\/\/www.silicloud.com\/ja\/blog\/java\u3067map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java\u3067Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"Java\u3067\u306fforeach\u30eb\u30fc\u30d7\u3092\u5229\u7528\u3057\u3066Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8d70\u67fb\u3067\u304d\u307e\u3059\u3002\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 Map&lt;String, Integer&gt; map = new HashMap&lt;&gt;(); [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/java\u3067map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-21T12:51:17+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-05T14:59:38+00:00\" \/>\n<meta name=\"author\" content=\"\u82bd\u4f9d, \u96e8\u591c\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u82bd\u4f9d, \u96e8\u591c\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/\",\"url\":\"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/\",\"name\":\"Java\u3067Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5 - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#website\"},\"datePublished\":\"2024-03-21T12:51:17+00:00\",\"dateModified\":\"2024-04-05T14:59:38+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/aeb60a7861f2f002b54c66bd65bc6c27\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/ja\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Java\u3067Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/ja\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"ja\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/aeb60a7861f2f002b54c66bd65bc6c27\",\"name\":\"\u82bd\u4f9d, \u96e8\u591c\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/6305fe5cabc2b854c1208975a47fbf3f8cef3f7cd775b94dceedbe59b74a8010?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/6305fe5cabc2b854c1208975a47fbf3f8cef3f7cd775b94dceedbe59b74a8010?s=96&d=mm&r=g\",\"caption\":\"\u82bd\u4f9d, \u96e8\u591c\"},\"url\":\"https:\/\/www.silicloud.com\/ja\/blog\/author\/meiamaya\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Java\u3067Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5 - Blog - Silicon Cloud","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:\/\/www.silicloud.com\/ja\/blog\/java\u3067map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5\/","og_locale":"ja_JP","og_type":"article","og_title":"Java\u3067Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5","og_description":"Java\u3067\u306fforeach\u30eb\u30fc\u30d7\u3092\u5229\u7528\u3057\u3066Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8d70\u67fb\u3067\u304d\u307e\u3059\u3002\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 Map&lt;String, Integer&gt; map = new HashMap&lt;&gt;(); [&hellip;]","og_url":"https:\/\/www.silicloud.com\/ja\/blog\/java\u3067map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2024-03-21T12:51:17+00:00","article_modified_time":"2024-04-05T14:59:38+00:00","author":"\u82bd\u4f9d, \u96e8\u591c","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"\u82bd\u4f9d, \u96e8\u591c"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","url":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","name":"Java\u3067Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5 - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/ja\/blog\/#website"},"datePublished":"2024-03-21T12:51:17+00:00","dateModified":"2024-04-05T14:59:38+00:00","author":{"@id":"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/aeb60a7861f2f002b54c66bd65bc6c27"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/ja\/blog\/"},{"@type":"ListItem","position":2,"name":"Java\u3067Map\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u65b9\u6cd5"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/ja\/blog\/#website","url":"https:\/\/www.silicloud.com\/ja\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"ja"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/aeb60a7861f2f002b54c66bd65bc6c27","name":"\u82bd\u4f9d, \u96e8\u591c","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/6305fe5cabc2b854c1208975a47fbf3f8cef3f7cd775b94dceedbe59b74a8010?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6305fe5cabc2b854c1208975a47fbf3f8cef3f7cd775b94dceedbe59b74a8010?s=96&d=mm&r=g","caption":"\u82bd\u4f9d, \u96e8\u591c"},"url":"https:\/\/www.silicloud.com\/ja\/blog\/author\/meiamaya\/"},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7map%e3%82%b3%e3%83%ac%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e5%8f%8d%e5%be%a9%e5%87%a6%e7%90%86%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts\/97280","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/comments?post=97280"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts\/97280\/revisions"}],"predecessor-version":[{"id":324978,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts\/97280\/revisions\/324978"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/media?parent=97280"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/categories?post=97280"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/tags?post=97280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}