{"id":37568,"date":"2024-11-26T15:18:27","date_gmt":"2024-11-26T07:18:27","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37568\/"},"modified":"2024-11-26T15:18:27","modified_gmt":"2024-11-26T07:18:27","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e5%88%9b%e8%a7%81%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37568\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u521b\u89c1\u6570\u7ec4"},"content":{"rendered":"

\n \u5728 java \u4e2d\u521b\u5efa\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a\u58f0\u660e\u6570\u7ec4\u53d8\u91cf\uff0c\u6307\u5b9a\u6570\u636e\u7c7b\u578b\u548c\u6570\u7ec4\u53d8\u91cf\u540d\u3002\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff0c\u6307\u5b9a\u6570\u636e\u7c7b\u578b\u548c\u6570\u7ec4\u5927\u5c0f\u3002\u4f7f\u7528\u5143\u7d20\u7d22\u5f15\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff0c\u8d4b\u503c\u7ed9\u6570\u7ec4\u53d8\u91cf\u3002\n<\/p><\/blockquote>\n

\"java\u4e2d\u600e\u4e48\u521b\u89c1\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

Java \u4e2d\u5982\u4f55\u521b\u5efa\u6570\u7ec4<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u7528\u4e8e\u5b58\u50a8\u4e00\u7cfb\u5217\u5177\u6709\u76f8\u540c\u6570\u636e\u7c7b\u578b\u7684\u5143\u7d20\u3002\u8981\u521b\u5efa\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n

    \n
  1. \u58f0\u660e\u6570\u7ec4\u53d8\u91cf<\/strong><\/li>\n<\/ol>\n

    \u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u58f0\u660e\u6570\u7ec4\u53d8\u91cf\uff1a<\/p>\n

    \u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u53d8\u91cf\u540d;<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4f8b\u5982\uff1a<\/p>\n
    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
    int[] numbers;<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u8fd9\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a numbers \u7684 int \u578b\u6570\u7ec4\u53d8\u91cf\u3002<\/p>\n
      \n
    1. \u521b\u5efa\u6570\u7ec4\u5bf9\u8c61<\/strong><\/li>\n<\/ol>\n
      \u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff1a<\/p>\n
      \u6570\u7ec4\u53d8\u91cf\u540d = new \u6570\u636e\u7c7b\u578b[\u6570\u7ec4\u5927\u5c0f];<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u4f8b\u5982\uff1a<\/p>\n
      \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
      numbers = new int[5];<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u8fd9\u521b\u5efa\u4e00\u4e2a\u5305\u542b 5 \u4e2a\u6574\u6570\u5143\u7d20\u7684 numbers \u6570\u7ec4\u3002<\/p>\n
        \n
      1. \u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20<\/strong><\/li>\n<\/ol>\n
        \u4f7f\u7528\u5143\u7d20\u7d22\u5f15\u6765\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff1a<\/p>\n
        \u6570\u7ec4\u53d8\u91cf\u540d[\u7d22\u5f15] = \u5143\u7d20\u503c;<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u4f8b\u5982\uff1a<\/p>\n
        \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
        numbers[0] = 10;\nnumbers[1] = 20;\nnumbers[2] = 30;<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u8fd9\u5c06\u6570\u7ec4\u7684\u524d\u4e09\u4e2a\u5143\u7d20\u8bbe\u7f6e\u4e3a 10\u300120 \u548c 30\u3002<\/p>\n
        \u793a\u4f8b\u4ee3\u7801\uff1a<\/strong><\/p>\n
        int[] numbers = new int[5];\n\nnumbers[0] = 10;\nnumbers[1] = 20;\nnumbers[2] = 30;\nnumbers[3] = 40;\nnumbers[4] = 50;\n\nfor (int number : numbers) {\n  System.out.println(number);\n}<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u8fd9\u5c06\u8f93\u51fa\uff1a<\/p>\n
        10\n20\n30\n40\n50<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u521b\u89c1\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        \u5728 java \u4e2d\u521b\u5efa\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a\u58f0\u660e\u6570\u7ec4\u53d8\u91cf\uff0c\u6307\u5b9a\u6570\u636e\u7c7b\u578b\u548c\u6570\u7ec4\u53d8\u91cf\u540d\u3002\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff0c\u6307\u5b9a\u6570\u636e\u7c7b\u578b\u548c\u6570\u7ec4\u5927\u5c0f\u3002\u4f7f\u7528\u5143\u7d20\u7d22\u5f15\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff0c\u8d4b\u503c\u7ed9\u6570\u7ec4\u53d8\u91cf\u3002 Java \u4e2d\u5982\u4f55\u521b\u5efa\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u7528\u4e8e\u5b58\u50a8\u4e00\u7cfb\u5217\u5177\u6709\u76f8\u540c\u6570\u636e\u7c7b\u578b\u7684\u5143\u7d20\u3002\u8981\u521b\u5efa\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\uff1a \u58f0\u660e\u6570\u7ec4\u53d8\u91cf \u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u58f0\u660e\u6570\u7ec4\u53d8\u91cf\uff1a \u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u53d8\u91cf\u540d; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a numbers \u7684 int \u578b\u6570\u7ec4\u53d8\u91cf\u3002 \u521b\u5efa\u6570\u7ec4\u5bf9\u8c61 \u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff1a \u6570\u7ec4\u53d8\u91cf\u540d = new \u6570\u636e\u7c7b\u578b[\u6570\u7ec4\u5927\u5c0f]; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b numbers = new int[5]; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u521b\u5efa\u4e00\u4e2a\u5305\u542b 5 \u4e2a\u6574\u6570\u5143\u7d20\u7684 numbers \u6570\u7ec4\u3002 \u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20 \u4f7f\u7528\u5143\u7d20\u7d22\u5f15\u6765\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff1a \u6570\u7ec4\u53d8\u91cf\u540d[\u7d22\u5f15] = \u5143\u7d20\u503c; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b numbers[0] […]<\/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-37568","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37568","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=37568"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37568\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}