{"id":123685,"date":"2024-03-24T12:13:39","date_gmt":"2024-03-24T03:13:39","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/%e9%85%8d%e5%88%97%e3%83%aa%e3%82%b9%e3%83%88%e3%81%ae%e5%80%a4%e3%82%92%e5%8f%96%e5%be%97%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2024-04-05T09:36:19","modified_gmt":"2024-04-05T00:36:19","slug":"%e9%85%8d%e5%88%97%e3%83%aa%e3%82%b9%e3%83%88%e3%81%ae%e5%80%a4%e3%82%92%e5%8f%96%e5%be%97%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/%e9%85%8d%e5%88%97%e3%83%aa%e3%82%b9%e3%83%88%e3%81%ae%e5%80%a4%e3%82%92%e5%8f%96%e5%be%97%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"\u914d\u5217\u30ea\u30b9\u30c8\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"

ArrayList\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

    \n
  1. ArrayList\u306eget\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046\uff1aArrayList\u306e\u7279\u5b9a\u306e\u4f4d\u7f6e\u306b\u3042\u308b\u8981\u7d20\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001get\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001ArrayList\u306e\u6700\u521d\u306e\u8981\u7d20\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001arrayList.get(0)\u3092\u4f7f\u3044\u307e\u3059\u3002<\/li>\n
  2. ArrayList\u3092\u30a4\u30c6\u30ec\u30fc\u30c8\u3059\u308b\u5834\u5408\u306f\u3001\u30eb\u30fc\u30d7\u3092\u4f7f\u7528\u3057\u3066ArrayList\u5185\u306e\u3059\u3079\u3066\u306e\u8981\u7d20\u3092\u30a4\u30c6\u30ec\u30fc\u30c8\u3057\u3001\u305d\u308c\u305e\u308c\u306e\u8981\u7d20\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001ArrayList\u3092\u30a4\u30c6\u30ec\u30fc\u30c8\u3059\u308b\u306b\u306ffor\u30eb\u30fc\u30d7\u307e\u305f\u306f\u62e1\u5f35for\u30eb\u30fc\u30d7\u3092\u4f7f\u7528\u3057\u3066\u3001\u30eb\u30fc\u30d7\u5909\u6570\u3092\u4f7f\u7528\u3057\u3066\u5404\u8981\u7d20\u306e\u5024\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n

    get\u30e1\u30bd\u30c3\u30c9 \u3068\u30a4\u30c6\u30ec\u30fc\u30c8\u3092\u4f7f\u7528\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n

    import<\/span> java.util.ArrayList;\r\npublic<\/span> class<\/span> ArrayListExample<\/span> {\r\npublic<\/span> static<\/span> void<\/span> main<\/span>(String[] args)<\/span> {\r\nArrayList<String> arrayList = new<\/span> ArrayList<\/span><>();\r\narrayList.add(\"Apple\"<\/span>);\r\narrayList.add(\"Orange\"<\/span>);\r\narrayList.add(\"Banana\"<\/span>);\r\n\/\/ \u4f7f\u7528get\u65b9\u6cd5\u83b7\u53d6\u6307\u5b9a\u4f4d\u7f6e\u4e0a\u7684\u5143\u7d20\u503c<\/span>\r\nString<\/span> firstElement<\/span> =<\/span> arrayList.get(0<\/span>);\r\nSystem.out.println(\"\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u503c\uff1a\"<\/span> + firstElement);\r\n\/\/ \u904d\u5386ArrayList\u83b7\u53d6\u6240\u6709\u5143\u7d20\u7684\u503c<\/span>\r\nfor<\/span> (String element : arrayList) {\r\nSystem.out.println(\"\u5143\u7d20\u7684\u503c\uff1a\"<\/span> + element);\r\n}\r\n}\r\n}\r\n<\/code><\/pre>\n
    \u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u6b21\u306e\u51fa\u529b\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n
    \u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u503c\uff1aApple\r\n\u5143\u7d20\u7684\u503c\uff1aApple\r\n\u5143\u7d20\u7684\u503c\uff1aOrange\r\n\u5143\u7d20\u7684\u503c\uff1aBanana\r\n<\/code><\/pre>\n
    \u3053\u308c\u306b\u3088\u308a\u3001ArrayList\u306e\u5024\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    ArrayList\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002 ArrayList\u306eget\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046\uff1aArrayList\u306e\u7279\u5b9a\u306e\u4f4d\u7f6e\u306b\u3042\u308b\u8981\u7d20\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001get\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001ArrayList\u306e\u6700\u521d […]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-123685","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u914d\u5217\u30ea\u30b9\u30c8\u306e\u5024\u3092\u53d6\u5f97\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\/\u914d\u5217\u30ea\u30b9\u30c8\u306e\u5024\u3092\u53d6\u5f97\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=\"\u914d\u5217\u30ea\u30b9\u30c8\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"ArrayList\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002 ArrayList\u306eget\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046\uff1aArrayList\u306e\u7279\u5b9a\u306e\u4f4d\u7f6e\u306b\u3042\u308b\u8981\u7d20\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001get\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001ArrayList\u306e\u6700\u521d […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/\u914d\u5217\u30ea\u30b9\u30c8\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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