{"id":66257,"date":"2025-05-03T16:07:27","date_gmt":"2025-05-03T08:07:27","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66257\/"},"modified":"2025-05-03T16:07:27","modified_gmt":"2025-05-03T08:07:27","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e5%88%9b%e5%bb%ba%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66257\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a1. \u58f0\u660e\u5f15\u7528\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u4e0d\u5206\u914d\u5185\u5b58\uff1b2. \u5206\u914d\u5185\u5b58\uff0c\u6307\u5b9a\u884c\u6570\u548c\u5217\u6570\uff1b3. \u901a\u8fc7\u884c\u7d22\u5f15\u548c\u5217\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111505243964525.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u600e\u4e48\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u4e2d\u600e\u4e48\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\uff1a<\/p>\n<p><strong>1. \u5b9a\u4e49\u6570\u7ec4<\/strong><\/p>\n<pre>int[][] myArray;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u4f1a\u58f0\u660e\u4e00\u4e2a\u5f15\u7528\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u4f46\u5b83\u8fd8\u6ca1\u6709\u5206\u914d\u5185\u5b58\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p><strong>2. \u5206\u914d\u5185\u5b58<\/strong><\/p>\n<pre>myArray = new int[numRows][numCols];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u4f1a\u4e3a\u6570\u7ec4\u5206\u914d\u5185\u5b58\uff0c\u5176\u4e2d numRows \u662f\u884c\u6570\uff0cnumCols \u662f\u5217\u6570\u3002<\/p>\n<p><strong>3. \u8bbf\u95ee\u5143\u7d20<\/strong><\/p>\n<p>\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u53ef\u4ee5\u901a\u8fc7\u5176\u884c\u7d22\u5f15\u548c\u5217\u7d22\u5f15\u8bbf\u95ee\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>myArray[rowIndex][colIndex]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u793a\u4f8b\uff1a\u521b\u5efa\u5e76\u521d\u59cb\u5316\u4e00\u4e2a 3 \u884c 2 \u5217\u7684\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n<pre>int[][] myArray = new int[][]{\n    {1, 2},\n    {3, 4},\n    {5, 6}\n};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u521b\u5efa\u4ee5\u4e0b\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n<pre>1 2\n3 4\n5 6<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u521b\u5efa\u4e8c\u7ef4\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":"<p>\u5728 java \u4e2d\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a1. \u58f0\u660e\u5f15\u7528\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u4e0d\u5206\u914d\u5185\u5b58\uff1b2. \u5206\u914d\u5185\u5b58\uff0c\u6307\u5b9a\u884c\u6570\u548c\u5217\u6570\uff1b3. \u901a\u8fc7\u884c\u7d22\u5f15\u548c\u5217\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\u3002 \u5982\u4f55\u5728 Java \u4e2d\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4 \u5728 Java \u4e2d\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\uff1a 1. \u5b9a\u4e49\u6570\u7ec4 int[][] myArray; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u4f1a\u58f0\u660e\u4e00\u4e2a\u5f15\u7528\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u4f46\u5b83\u8fd8\u6ca1\u6709\u5206\u914d\u5185\u5b58\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b 2. \u5206\u914d\u5185\u5b58 myArray = new int[numRows][numCols]; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u4f1a\u4e3a\u6570\u7ec4\u5206\u914d\u5185\u5b58\uff0c\u5176\u4e2d numRows \u662f\u884c\u6570\uff0cnumCols \u662f\u5217\u6570\u3002 3. \u8bbf\u95ee\u5143\u7d20 \u4e8c\u7ef4\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u53ef\u4ee5\u901a\u8fc7\u5176\u884c\u7d22\u5f15\u548c\u5217\u7d22\u5f15\u8bbf\u95ee\u3002\u4f8b\u5982\uff1a myArray[rowIndex][colIndex] \u767b\u5f55\u540e\u590d\u5236 \u793a\u4f8b\uff1a\u521b\u5efa\u5e76\u521d\u59cb\u5316\u4e00\u4e2a 3 \u884c 2 \u5217\u7684\u4e8c\u7ef4\u6570\u7ec4 int[][] myArray = new int[][]{ {1, 2}, {3, 4}, {5, 6} }; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u521b\u5efa\u4ee5\u4e0b\u4e8c\u7ef4\u6570\u7ec4\uff1a 1 [&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-66257","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66257","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=66257"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66257\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66257"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66257"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}