{"id":40005,"date":"2024-11-26T13:34:11","date_gmt":"2024-11-26T05:34:11","guid":{"rendered":"https:\/\/fwq.ai\/blog\/40005\/"},"modified":"2024-11-26T13:34:11","modified_gmt":"2024-11-26T05:34:11","slug":"java%e6%80%8e%e4%b9%88%e5%86%99%e5%87%ba%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\/40005\/","title":{"rendered":"java\u600e\u4e48\u5199\u51fa\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u5b9a\u4e49\u6570\u7ec4\u540d\u79f0\u3002\u4f7f\u7528 new int[rowcount][columncount] \u521b\u5efa\u4e00\u4e2a rowcount \u884c columncount \u5217\u7684\u6570\u7ec4\u3002\u4f7f\u7528 myarray[rowindex][columnindex] \u8bbf\u95ee\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111717572152173.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5199\u51fa\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5199\u51fa\u4e00\u4e2a\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>\u8981\u5728 Java \u4e2d\u521b\u5efa\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff0c\u9700\u8981\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n<pre>int[][] arrayName = new int[rowCount][columnCount];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>arrayName \u662f\u8981\u521b\u5efa\u7684\u6570\u7ec4\u7684\u540d\u79f0\u3002<\/li>\n<li>rowCount \u662f\u6570\u7ec4\u7684\u884c\u6570\u3002<\/li>\n<li>columnCount \u662f\u6570\u7ec4\u7684\u5217\u6570\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a 3 \u884c 4 \u5217\u7684 int \u578b\u4e8c\u7ef4\u6570\u7ec4\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[][] myArray = new int[3][4];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u521b\u5efa\u6570\u7ec4\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u8bbf\u95ee\u5176\u4e2d\u5143\u7d20\uff1a<\/p>\n<pre>myArray[rowIndex][columnIndex]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>rowIndex \u662f\u8981\u8bbf\u95ee\u7684\u884c\u7d22\u5f15\u3002<\/li>\n<li>columnIndex \u662f\u8981\u8bbf\u95ee\u7684\u5217\u7d22\u5f15\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u8981\u8bbf\u95ee myArray \u4e2d\u7b2c\u4e00\u884c\u7b2c\u4e8c\u5217\u7684\u5143\u7d20\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a<\/p>\n<pre>int value = myArray[0][1];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5199\u51fa\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\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u5b9a\u4e49\u6570\u7ec4\u540d\u79f0\u3002\u4f7f\u7528 new int[rowcount][columncount] \u521b\u5efa\u4e00\u4e2a rowcount \u884c columncount \u5217\u7684\u6570\u7ec4\u3002\u4f7f\u7528 myarray[rowindex][columnindex] \u8bbf\u95ee\u5143\u7d20\u3002 \u5982\u4f55\u5728 Java \u4e2d\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4 \u8981\u5728 Java \u4e2d\u521b\u5efa\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff0c\u9700\u8981\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a int[][] arrayName = new int[rowCount][columnCount]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a arrayName \u662f\u8981\u521b\u5efa\u7684\u6570\u7ec4\u7684\u540d\u79f0\u3002 rowCount \u662f\u6570\u7ec4\u7684\u884c\u6570\u3002 columnCount \u662f\u6570\u7ec4\u7684\u5217\u6570\u3002 \u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a 3 \u884c 4 \u5217\u7684 int \u578b\u4e8c\u7ef4\u6570\u7ec4\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[][] myArray = new int[3][4]; \u767b\u5f55\u540e\u590d\u5236 \u521b\u5efa\u6570\u7ec4\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u8bbf\u95ee\u5176\u4e2d\u5143\u7d20\uff1a myArray[rowIndex][columnIndex] \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a rowIndex \u662f\u8981\u8bbf\u95ee\u7684\u884c\u7d22\u5f15\u3002 columnIndex \u662f\u8981\u8bbf\u95ee\u7684\u5217\u7d22\u5f15\u3002 \u4f8b\u5982\uff0c\u8981\u8bbf\u95ee myArray [&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-40005","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/40005","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=40005"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/40005\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=40005"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=40005"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=40005"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}