{"id":65379,"date":"2025-05-03T10:06:13","date_gmt":"2025-05-03T02:06:13","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65379\/"},"modified":"2025-05-03T10:06:13","modified_gmt":"2025-05-03T02:06:13","slug":"java%e7%b1%bb%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65379\/","title":{"rendered":"java\u7c7b\u600e\u4e48\u5b9a\u4e49\u6570\u7ec4"},"content":{"rendered":"

\n java\u4e2d\u6570\u7ec4\u5b9a\u4e49\u65b9\u6cd5\uff1a\u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\uff08\u4f8b\u5982int\u3001string\uff09\uff1b\u6307\u5b9a\u6570\u7ec4\u540d\u79f0\uff1b\u6307\u5b9a\u6570\u7ec4\u957f\u5ea6\uff1b\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff08\u53ef\u9009\uff09\u3002\n<\/p><\/blockquote>\n

\"java\u7c7b\u600e\u4e48\u5b9a\u4e49\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

Java\u7c7b\u5982\u4f55\u5b9a\u4e49\u6570\u7ec4<\/strong><\/p>\n

\u5728Java\u4e2d\uff0c\u5b9a\u4e49\u6570\u7ec4\u662f\u4e00\u79cd\u5b58\u50a8\u76f8\u5173\u6570\u636e\u7c7b\u578b\u5143\u7d20\u7684\u6709\u5e8f\u96c6\u5408\u7684\u65b9\u6cd5\u3002\u4ee5\u4e0b\u6b65\u9aa4\u8bf4\u660e\u4e86\u5982\u4f55\u5b9a\u4e49Java\u7c7b\u4e2d\u7684\u6570\u7ec4\uff1a<\/p>\n

    \n
  1. \u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\uff1a<\/strong>\u4f7f\u7528Java\u6570\u636e\u7c7b\u578b\uff08\u4f8b\u5982int\u3001double\u6216String\uff09\u6307\u5b9a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u7c7b\u578b\u3002<\/li>\n
  2. \u6307\u5b9a\u6570\u7ec4\u540d\u79f0\uff1a<\/strong>\u4e3a\u6570\u7ec4\u5206\u914d\u4e00\u4e2a\u540d\u79f0\uff0c\u4ee5\u5f15\u7528\u5b83\u3002<\/li>\n
  3. \u6307\u5b9a\u6570\u7ec4\u957f\u5ea6\uff1a<\/strong>\u4f7f\u7528\u65b9\u62ec\u53f7\u6307\u5b9a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002<\/li>\n
  4. \u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff08\u53ef\u9009\uff09\uff1a<\/strong>\u5728\u5b9a\u4e49\u65f6\u53ef\u4ee5\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\u7684\u503c\u3002<\/li>\n<\/ol>\n

    \u793a\u4f8b\uff1a<\/strong><\/p>\n

    \/\/ \u5b9a\u4e49\u4e00\u4e2aint\u7c7b\u578b\u6570\u7ec4\u540d\u4e3a\"numbers\"\uff0c\u5305\u542b5\u4e2a\u5143\u7d20\nint[] numbers = new int[5];\n\n\/\/ \u5b9a\u4e49\u4e00\u4e2aString\u7c7b\u578b\u6570\u7ec4\u540d\u4e3a\"names\"\uff0c\u5305\u542b3\u4e2a\u5143\u7d20\nString[] names = new String[3];<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u6570\u7ec4\u521d\u59cb\u5316<\/strong><\/p>\n
    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
    \u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4e24\u79cd\u65b9\u5f0f\u521d\u59cb\u5316\uff1a<\/p>\n
      \n
    •  \u5355\u4e2a\u503c\u521d\u59cb\u5316\uff1a<\/strong>\u4f7f\u7528{}\u6307\u5b9a\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\uff0c\u4f8b\u5982\uff1a<\/li>\n<\/ul>\n
      int[] numbers = {1, 2, 3, 4, 5};<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \n
      •  \u5355\u4e2a\u9ed8\u8ba4\u503c\u521d\u59cb\u5316\uff1a<\/strong>\u4f7f\u7528\u6307\u5b9a\u7684\u6570\u636e\u7c7b\u578b\u4e3a\u6240\u6709\u5143\u7d20\u8bbe\u7f6e\u4e00\u4e2a\u9ed8\u8ba4\u503c\uff0c\u4f8b\u5982\uff1a<\/li>\n<\/ul>\n
        int[] numbers = new int[5]; \/\/ \u6240\u6709\u5143\u7d20\u9ed8\u8ba4\u503c\u4e3a0<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u6570\u7ec4\u8bbf\u95ee<\/strong><\/p>\n
        \u53ef\u4ee5\u4f7f\u7528\u65b9\u62ec\u53f7\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u5176\u4e2d\u7d22\u5f15\u662f\u4ece0\u5f00\u59cb\u7684\u3002\u4f8b\u5982\uff1a<\/p>\n
        \/\/ \u8bbf\u95ee\"numbers\"\u6570\u7ec4\u4e2d\u7b2c\u4e00\u4e2a\u5143\u7d20\nint firstNumber = numbers[0];<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u6570\u7ec4\u904d\u5386<\/strong><\/p>\n
        \u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\uff08\u4f8b\u5982for\u6216foreach\u5faa\u73af\uff09\u904d\u5386\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n
        \/\/ \u4f7f\u7528for\u5faa\u73af\u904d\u5386\"numbers\"\u6570\u7ec4\nfor (int number : numbers) {\n    System.out.println(number);\n}<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u4ee5\u4e0a\u5c31\u662fjava\u7c7b\u600e\u4e48\u5b9a\u4e49\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        java\u4e2d\u6570\u7ec4\u5b9a\u4e49\u65b9\u6cd5\uff1a\u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\uff08\u4f8b\u5982int\u3001string\uff09\uff1b\u6307\u5b9a\u6570\u7ec4\u540d\u79f0\uff1b\u6307\u5b9a\u6570\u7ec4\u957f\u5ea6\uff1b\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff08\u53ef\u9009\uff09\u3002 Java\u7c7b\u5982\u4f55\u5b9a\u4e49\u6570\u7ec4 \u5728Java\u4e2d\uff0c\u5b9a\u4e49\u6570\u7ec4\u662f\u4e00\u79cd\u5b58\u50a8\u76f8\u5173\u6570\u636e\u7c7b\u578b\u5143\u7d20\u7684\u6709\u5e8f\u96c6\u5408\u7684\u65b9\u6cd5\u3002\u4ee5\u4e0b\u6b65\u9aa4\u8bf4\u660e\u4e86\u5982\u4f55\u5b9a\u4e49Java\u7c7b\u4e2d\u7684\u6570\u7ec4\uff1a \u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\uff1a\u4f7f\u7528Java\u6570\u636e\u7c7b\u578b\uff08\u4f8b\u5982int\u3001double\u6216String\uff09\u6307\u5b9a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u7c7b\u578b\u3002 \u6307\u5b9a\u6570\u7ec4\u540d\u79f0\uff1a\u4e3a\u6570\u7ec4\u5206\u914d\u4e00\u4e2a\u540d\u79f0\uff0c\u4ee5\u5f15\u7528\u5b83\u3002 \u6307\u5b9a\u6570\u7ec4\u957f\u5ea6\uff1a\u4f7f\u7528\u65b9\u62ec\u53f7\u6307\u5b9a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002 \u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff08\u53ef\u9009\uff09\uff1a\u5728\u5b9a\u4e49\u65f6\u53ef\u4ee5\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\u7684\u503c\u3002 \u793a\u4f8b\uff1a \/\/ \u5b9a\u4e49\u4e00\u4e2aint\u7c7b\u578b\u6570\u7ec4\u540d\u4e3a”numbers”\uff0c\u5305\u542b5\u4e2a\u5143\u7d20 int[] numbers = new int[5]; \/\/ \u5b9a\u4e49\u4e00\u4e2aString\u7c7b\u578b\u6570\u7ec4\u540d\u4e3a”names”\uff0c\u5305\u542b3\u4e2a\u5143\u7d20 String[] names = new String[3]; \u767b\u5f55\u540e\u590d\u5236 \u6570\u7ec4\u521d\u59cb\u5316 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4e24\u79cd\u65b9\u5f0f\u521d\u59cb\u5316\uff1a \u5355\u4e2a\u503c\u521d\u59cb\u5316\uff1a\u4f7f\u7528{}\u6307\u5b9a\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\uff0c\u4f8b\u5982\uff1a int[] numbers = {1, 2, 3, 4, 5}; \u767b\u5f55\u540e\u590d\u5236 \u5355\u4e2a\u9ed8\u8ba4\u503c\u521d\u59cb\u5316\uff1a\u4f7f\u7528\u6307\u5b9a\u7684\u6570\u636e\u7c7b\u578b\u4e3a\u6240\u6709\u5143\u7d20\u8bbe\u7f6e\u4e00\u4e2a\u9ed8\u8ba4\u503c\uff0c\u4f8b\u5982\uff1a int[] numbers = new int[5]; \/\/ \u6240\u6709\u5143\u7d20\u9ed8\u8ba4\u503c\u4e3a0 \u767b\u5f55\u540e\u590d\u5236 \u6570\u7ec4\u8bbf\u95ee \u53ef\u4ee5\u4f7f\u7528\u65b9\u62ec\u53f7\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u5176\u4e2d\u7d22\u5f15\u662f\u4ece0\u5f00\u59cb\u7684\u3002\u4f8b\u5982\uff1a \/\/ \u8bbf\u95ee”numbers”\u6570\u7ec4\u4e2d\u7b2c\u4e00\u4e2a\u5143\u7d20 int firstNumber = numbers[0]; \u767b\u5f55\u540e\u590d\u5236 \u6570\u7ec4\u904d\u5386 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-65379","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65379","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=65379"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65379\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65379"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65379"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65379"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}