{"id":40129,"date":"2024-11-26T11:01:07","date_gmt":"2024-11-26T03:01:07","guid":{"rendered":"https:\/\/fwq.ai\/blog\/40129\/"},"modified":"2024-11-26T11:01:07","modified_gmt":"2024-11-26T03:01:07","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e8%bf%94%e5%9b%9e%e4%b8%80%e4%b8%aa%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/40129\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u7684\u65b9\u6cd5\u4e3a\uff1a\u58f0\u660e\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff1aint[][] array = new intnumrows\u9010\u884c\u8d4b\u503c\uff1afor (int i = 0; i <\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111720542492316.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u600e\u4e48\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u4e2d\u600e\u4e48\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d\u5982\u4f55\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u5b9e\u73b0\uff1a<\/p>\n<p><strong>\u4f7f\u7528 int[][] \u58f0\u660e\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n<pre>int[][] array = new int[numRows][numCols];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>numRows \u548c numCols \u5206\u522b\u6307\u5b9a\u6570\u7ec4\u7684\u884c\u6570\u548c\u5217\u6570\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p><strong>\u9010\u884c\u8d4b\u503c<\/strong><\/p>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u9010\u884c\u7ed9\u4e8c\u7ef4\u6570\u7ec4\u8d4b\u503c\uff0c\u5982\u4e0b\u6240\u793a\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] = value;\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u8fd4\u56de\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n<p>\u8981\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n<pre>return array;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p>\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a 3&#215;4 \u7684\u4e8c\u7ef4\u6574\u6570\u6570\u7ec4\uff0c\u5e76\u5c06\u5176\u8fd4\u56de\uff1a<\/p>\n<pre>public int[][] createArray() {\n    int[][] array = new int[3][4];\n\n    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 * array[i].length + j;\n        }\n    }\n\n    return array;\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236\n<\/p><\/blockquote>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\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":"<p>\u5728 java \u4e2d\uff0c\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u7684\u65b9\u6cd5\u4e3a\uff1a\u58f0\u660e\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff1aint[][] array = new intnumrows\u9010\u884c\u8d4b\u503c\uff1afor (int i = 0; i Java \u4e2d\u5982\u4f55\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u8fd4\u56de\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u5b9e\u73b0\uff1a \u4f7f\u7528 int[][] \u58f0\u660e\u4e8c\u7ef4\u6570\u7ec4 int[][] array = new int[numRows][numCols]; \u767b\u5f55\u540e\u590d\u5236 numRows \u548c numCols \u5206\u522b\u6307\u5b9a\u6570\u7ec4\u7684\u884c\u6570\u548c\u5217\u6570\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u9010\u884c\u8d4b\u503c \u60a8\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u9010\u884c\u7ed9\u4e8c\u7ef4\u6570\u7ec4\u8d4b\u503c\uff0c\u5982\u4e0b\u6240\u793a\uff1a for (int i = 0; i &lt; array.length; i++) { for (int j = 0; j &lt; array[i].length; j++) { array[i][j] = [&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-40129","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/40129","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=40129"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/40129\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=40129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=40129"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=40129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}