{"id":66785,"date":"2025-05-03T12:51:59","date_gmt":"2025-05-03T04:51:59","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66785\/"},"modified":"2025-05-03T12:51:59","modified_gmt":"2025-05-03T04:51:59","slug":"java%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%be%aa%e7%8e%af%e5%ad%98%e6%95%b0%e6%8d%ae-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66785\/","title":{"rendered":"java\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5faa\u73af\u5b58\u6570\u636e"},"content":{"rendered":"

\n \u5728 java \u4e2d\u5faa\u73af\u5b58\u50a8\u6570\u636e\u5230\u4e8c\u7ef4\u6570\u7ec4\u7684\u6b65\u9aa4\u5982\u4e0b\uff1a\u58f0\u660e\u5e76\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\u3002\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u904d\u5386\u6570\u7ec4\u7684\u6bcf\u4e00\u884c\u548c\u6bcf\u4e00\u5217\u3002\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u5c06\u6570\u636e\u5b58\u50a8\u5728\u76f8\u5e94\u7684\u4f4d\u7f6e\u3002\n<\/p><\/blockquote>\n

\"java\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5faa\u73af\u5b58\u6570\u636e\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5728 Java \u4e2d\u5faa\u73af\u5b58\u5165\u6570\u636e\u5230\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u5faa\u73af\u5b58\u5165\u6570\u636e\u5230\u4e8c\u7ef4\u6570\u7ec4\u7684\u8fc7\u7a0b\u5305\u62ec\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u4ee5\u904d\u5386\u6570\u7ec4\u7684\u6bcf\u4e00\u884c\u548c\u6bcf\u4e00\u5217\uff0c\u7136\u540e\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u5c06\u6570\u636e\u5b58\u50a8\u5728\u76f8\u5e94\u7684\u4f4d\u7f6e\u3002<\/p>\n

\u5177\u4f53\u6b65\u9aa4\uff1a<\/strong><\/p>\n

    \n
  1. \u58f0\u660e\u548c\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/strong><\/li>\n<\/ol>\n
    int[][] array = new int[rowCount][columnCount];<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u5176\u4e2d\uff0crowCount \u548c columnCount \u5206\u522b\u8868\u793a\u6570\u7ec4\u7684\u884c\u6570\u548c\u5217\u6570\u3002<\/p>\n
    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
      \n
    1. \u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u904d\u5386\u6570\u7ec4\uff1a<\/strong><\/li>\n<\/ol>\n
      for (int i = 0; i < rowCount; i++) {\n    for (int j = 0; j < columnCount; j++) {\n        \/\/ \u5bf9 array[i][j] \u8fdb\u884c\u64cd\u4f5c\n    }\n}<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \n
      1. \u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u5b58\u50a8\u6570\u636e\uff1a<\/strong><\/li>\n<\/ol>\n
        \u5728\u5d4c\u5957\u5faa\u73af\u7684\u5185\u90e8\uff0c\u53ef\u4ee5\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\uff08=\uff09\u5c06\u6570\u636e\u5b58\u50a8\u5728\u6570\u7ec4\u7684\u76f8\u5e94\u4f4d\u7f6e\uff1a<\/p>\n
        array[i][j] = value;<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u5176\u4e2d\uff0cvalue \u662f\u8981\u5b58\u50a8\u7684\u6570\u636e\u3002<\/p>\n
        \u793a\u4f8b\uff1a<\/strong><\/p>\n
        \u4e0b\u9762\u7684\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u5728 Java \u4e2d\u5faa\u73af\u5b58\u5165\u6570\u636e\u5230\u4e00\u4e2a 3×3 \u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n
        int[][] array = new int[3][3];\n\nfor (int i = 0; i < array.length; i++) {\n    for (int j = 0; j < array[i].length; j++) {\n        array[i][j] = i + j;\n    }\n}<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u6267\u884c\u6b64\u4ee3\u7801\u540e\uff0c\u4e8c\u7ef4\u6570\u7ec4 array \u5c06\u5305\u542b\u4ee5\u4e0b\u6570\u636e\uff1a<\/p>\n
        [0, 1, 2]\n[1, 2, 3]\n[2, 3, 4]<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u4ee5\u4e0a\u5c31\u662fjava\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5faa\u73af\u5b58\u6570\u636e\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        \u5728 java \u4e2d\u5faa\u73af\u5b58\u50a8\u6570\u636e\u5230\u4e8c\u7ef4\u6570\u7ec4\u7684\u6b65\u9aa4\u5982\u4e0b\uff1a\u58f0\u660e\u5e76\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\u3002\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u904d\u5386\u6570\u7ec4\u7684\u6bcf\u4e00\u884c\u548c\u6bcf\u4e00\u5217\u3002\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u5c06\u6570\u636e\u5b58\u50a8\u5728\u76f8\u5e94\u7684\u4f4d\u7f6e\u3002 \u5982\u4f55\u5728 Java \u4e2d\u5faa\u73af\u5b58\u5165\u6570\u636e\u5230\u4e8c\u7ef4\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u5faa\u73af\u5b58\u5165\u6570\u636e\u5230\u4e8c\u7ef4\u6570\u7ec4\u7684\u8fc7\u7a0b\u5305\u62ec\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u4ee5\u904d\u5386\u6570\u7ec4\u7684\u6bcf\u4e00\u884c\u548c\u6bcf\u4e00\u5217\uff0c\u7136\u540e\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u5c06\u6570\u636e\u5b58\u50a8\u5728\u76f8\u5e94\u7684\u4f4d\u7f6e\u3002 \u5177\u4f53\u6b65\u9aa4\uff1a \u58f0\u660e\u548c\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\uff1a int[][] array = new int[rowCount][columnCount]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0crowCount \u548c columnCount \u5206\u522b\u8868\u793a\u6570\u7ec4\u7684\u884c\u6570\u548c\u5217\u6570\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u904d\u5386\u6570\u7ec4\uff1a for (int i = 0; i < rowCount; i++) { for (int j = 0; j < columnCount; j++) { \/\/ \u5bf9 array[i][j] \u8fdb\u884c\u64cd\u4f5c } } \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u5b58\u50a8\u6570\u636e\uff1a \u5728\u5d4c\u5957\u5faa\u73af\u7684\u5185\u90e8\uff0c\u53ef\u4ee5\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\uff08=\uff09\u5c06\u6570\u636e\u5b58\u50a8\u5728\u6570\u7ec4\u7684\u76f8\u5e94\u4f4d\u7f6e\uff1a array[i][j] = value; […]<\/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-66785","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66785","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=66785"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66785\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66785"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66785"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66785"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}