{"id":1559,"date":"2024-03-13T14:10:12","date_gmt":"2024-03-13T05:10:12","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7%e3%83%a9%e3%83%b3%e3%83%80%e3%83%a0%e3%81%aa%e6%95%b0%e5%80%a4%e3%82%92%e7%89%b9%e5%ae%9a%e3%81%ae%e7%af%84%e5%9b%b2%e3%81%a7%e6%8c%87%e5%ae%9a%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2025-08-02T00:36:46","modified_gmt":"2025-08-01T15:36:46","slug":"java%e3%81%a7%e3%83%a9%e3%83%b3%e3%83%80%e3%83%a0%e3%81%aa%e6%95%b0%e5%80%a4%e3%82%92%e7%89%b9%e5%ae%9a%e3%81%ae%e7%af%84%e5%9b%b2%e3%81%a7%e6%8c%87%e5%ae%9a%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%a7%e3%83%a9%e3%83%b3%e3%83%80%e3%83%a0%e3%81%aa%e6%95%b0%e5%80%a4%e3%82%92%e7%89%b9%e5%ae%9a%e3%81%ae%e7%af%84%e5%9b%b2%e3%81%a7%e6%8c%87%e5%ae%9a%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"Java\u3067\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5024\u3092\u7279\u5b9a\u306e\u7bc4\u56f2\u3067\u6307\u5b9a\u3059\u308b\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\u3002"},"content":{"rendered":"<p>Java\u3067\u306f\u3001Random\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5024\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7bc4\u56f2\u3092\u6307\u5b9a\u3059\u308b\u306b\u306f\u3001\u7bc4\u56f2\u306e\u8a08\u7b97\u3092\u7d44\u307f\u5408\u308f\u305b\u305fnextInt\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u7bc4\u56f2\u5185\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u3092\u751f\u6210\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> java.util.Random;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">RandomRangeExample<\/span> {\r\n    <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">(String[] args)<\/span> {\r\n        <span class=\"hljs-type\">Random<\/span> <span class=\"hljs-variable\">rand<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">Random<\/span>();\r\n        \r\n        <span class=\"hljs-comment\">\/\/ \u6307\u5b9a\u8303\u56f4\u4e3a1\u5230100<\/span>\r\n        <span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">min<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">1<\/span>;\r\n        <span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">max<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">100<\/span>;\r\n        \r\n        <span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">randomNumber<\/span> <span class=\"hljs-operator\">=<\/span> rand.nextInt(max - min + <span class=\"hljs-number\">1<\/span>) + min;\r\n        \r\n        System.out.println(<span class=\"hljs-string\">\"\u968f\u673a\u6570: \"<\/span> + randomNumber);\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001nextInt(max &#8211; min + 1) + min\u3092\u4f7f\u7528\u3057\u3066\u30011\u304b\u3089100\u306e\u9593\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u3092\u751f\u6210\u3057\u3066\u3044\u307e\u3059\u3002nextInt(max &#8211; min + 1)\u3067\u751f\u6210\u3055\u308c\u308b\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u306f0\u304b\u308999\u306e\u9593\u306b\u3042\u308a\u3001\u305d\u308c\u306bmin\u306e\u30aa\u30d5\u30bb\u30c3\u30c8\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001\u6307\u5b9a\u3055\u308c\u305f\u7bc4\u56f2\u5185\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u3067\u306f\u3001Random\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5024\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7bc4\u56f2\u3092\u6307\u5b9a\u3059\u308b\u306b\u306f\u3001\u7bc4\u56f2\u306e\u8a08\u7b97\u3092\u7d44\u307f\u5408\u308f\u305b\u305fnextInt\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 \u4ee5\u4e0b\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u7bc4\u56f2\u5185\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u3092\u751f\u6210\u3059\u308b\u30b5\u30f3\u30d7\u30eb [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-1559","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-26","tag-61"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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