{"id":66984,"date":"2025-05-03T16:52:55","date_gmt":"2025-05-03T08:52:55","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66984\/"},"modified":"2025-05-03T16:52:55","modified_gmt":"2025-05-03T08:52:55","slug":"java%e6%80%8e%e4%b9%88%e8%bf%9b%e8%a1%8c%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84%e7%9a%84%e5%88%9d%e5%a7%8b%e5%8c%96-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66984\/","title":{"rendered":"java\u600e\u4e48\u8fdb\u884c\u4e8c\u7ef4\u6570\u7ec4\u7684\u521d\u59cb\u5316"},"content":{"rendered":"<blockquote><p>\n  \u4e8c\u7ef4\u6570\u7ec4\u5728 java \u4e2d\u53ef\u901a\u8fc7\u5d4c\u5957\u82b1\u62ec\u53f7\u6216 new \u5173\u952e\u5b57\u521d\u59cb\u5316\u3002\u5d4c\u5957\u82b1\u62ec\u53f7\u521b\u5efa\u4e00\u4e2a\u521d\u59cb\u5316\u7684\u6570\u7ec4\uff0c\u800c new \u5173\u952e\u5b57\u521b\u5efa\u672a\u521d\u59cb\u5316\u7684\u6570\u7ec4\uff0c\u5176\u4e2d\u7684\u5143\u7d20\u503c\u9ed8\u8ba4\u4e3a 0\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111721580070774.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u8fdb\u884c\u4e8c\u7ef4\u6570\u7ec4\u7684\u521d\u59cb\u5316\u63d2\u56fe\" alt=\"java\u600e\u4e48\u8fdb\u884c\u4e8c\u7ef4\u6570\u7ec4\u7684\u521d\u59cb\u5316\u63d2\u56fe\" \/><\/p>\n<p><strong>Java\u4e2d\u4e8c\u7ef4\u6570\u7ec4\u7684\u521d\u59cb\u5316<\/strong><\/p>\n<p>Java\u4e2d\u7684\u4e8c\u7ef4\u6570\u7ec4\u662f\u4e00\u79cd\u5305\u542b\u591a\u4e2a\u4e00\u7ef4\u6570\u7ec4\u7684\u6570\u636e\u7ed3\u6784\u3002\u5b83\u5141\u8bb8\u5b58\u50a8\u5728\u884c\u548c\u5217\u4e2d\u7684\u6570\u636e\uff0c\u7c7b\u4f3c\u4e8e\u8868\u683c\u3002<\/p>\n<p>\u6709\u4e24\u79cd\u65b9\u6cd5\u53ef\u4ee5\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n<p><strong>\u4f7f\u7528\u5d4c\u5957\u82b1\u62ec\u53f7<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[][] array = {\n    {1, 2, 3},\n    {4, 5, 6},\n    {7, 8, 9}\n};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6b64\u65b9\u6cd5\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b 3 \u884c 3 \u5217\u7684\u4e8c\u7ef4\u6570\u7ec4\u3002<\/p>\n<p><strong>\u4f7f\u7528 new \u5173\u952e\u5b57<\/strong><\/p>\n<pre>int[][] array = new int[3][3];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6b64\u65b9\u6cd5\u521b\u5efa\u4e86\u4e00\u4e2a\u672a\u521d\u59cb\u5316\u7684\u4e8c\u7ef4\u6570\u7ec4\uff0c\u5305\u542b 3 \u884c 3 \u5217\uff0c\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\u4e3a 0\u3002\u8981\u521d\u59cb\u5316\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\uff1a<\/p>\n<pre>for (int i = 0; i &lt; array.length; i++) {\n    for (int j = 0; j &lt; array[i].length; j++) {\n        array[i][j] = i * 3 + j;\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6b64\u5faa\u73af\u5c06\u5143\u7d20\u521d\u59cb\u5316\u4e3a\u4ece 0 \u5230 8 \u7684\u503c\uff0c\u4ee5\u884c\u4f18\u5148\u7684\u987a\u5e8f\u6392\u5217\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8fdb\u884c\u4e8c\u7ef4\u6570\u7ec4\u7684\u521d\u59cb\u5316\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e8c\u7ef4\u6570\u7ec4\u5728 java \u4e2d\u53ef\u901a\u8fc7\u5d4c\u5957\u82b1\u62ec\u53f7\u6216 new \u5173\u952e\u5b57\u521d\u59cb\u5316\u3002\u5d4c\u5957\u82b1\u62ec\u53f7\u521b\u5efa\u4e00\u4e2a\u521d\u59cb\u5316\u7684\u6570\u7ec4\uff0c\u800c new \u5173\u952e\u5b57\u521b\u5efa\u672a\u521d\u59cb\u5316\u7684\u6570\u7ec4\uff0c\u5176\u4e2d\u7684\u5143\u7d20\u503c\u9ed8\u8ba4\u4e3a 0\u3002 Java\u4e2d\u4e8c\u7ef4\u6570\u7ec4\u7684\u521d\u59cb\u5316 Java\u4e2d\u7684\u4e8c\u7ef4\u6570\u7ec4\u662f\u4e00\u79cd\u5305\u542b\u591a\u4e2a\u4e00\u7ef4\u6570\u7ec4\u7684\u6570\u636e\u7ed3\u6784\u3002\u5b83\u5141\u8bb8\u5b58\u50a8\u5728\u884c\u548c\u5217\u4e2d\u7684\u6570\u636e\uff0c\u7c7b\u4f3c\u4e8e\u8868\u683c\u3002 \u6709\u4e24\u79cd\u65b9\u6cd5\u53ef\u4ee5\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\uff1a \u4f7f\u7528\u5d4c\u5957\u82b1\u62ec\u53f7 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[][] array = { {1, 2, 3}, {4, 5, 6}, {7, 8, 9} }; \u767b\u5f55\u540e\u590d\u5236 \u6b64\u65b9\u6cd5\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b 3 \u884c 3 \u5217\u7684\u4e8c\u7ef4\u6570\u7ec4\u3002 \u4f7f\u7528 new \u5173\u952e\u5b57 int[][] array = new int[3][3]; \u767b\u5f55\u540e\u590d\u5236 \u6b64\u65b9\u6cd5\u521b\u5efa\u4e86\u4e00\u4e2a\u672a\u521d\u59cb\u5316\u7684\u4e8c\u7ef4\u6570\u7ec4\uff0c\u5305\u542b 3 \u884c 3 \u5217\uff0c\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\u4e3a 0\u3002\u8981\u521d\u59cb\u5316\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\uff1a for (int i = 0; i &lt; [&hellip;]<\/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-66984","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66984","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=66984"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66984\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66984"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66984"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66984"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}