{"id":40123,"date":"2024-11-26T13:02:09","date_gmt":"2024-11-26T05:02:09","guid":{"rendered":"https:\/\/fwq.ai\/blog\/40123\/"},"modified":"2024-11-26T13:02:09","modified_gmt":"2024-11-26T05:02:09","slug":"java%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89%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\/40123\/","title":{"rendered":"java\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4\uff1a\u5b9a\u4e49\u65b9\u5f0f\uff1a\u4f7f\u7528\u7279\u5b9a\u8bed\u6cd5 int[][] arrayname = new introws \u5b9a\u4e49\uff0c\u5176\u4e2d arrayname \u4e3a\u6570\u7ec4\u540d\u79f0\uff0crows \u4e3a\u884c\u6570\uff0ccolumns \u4e3a\u5217\u6570\u3002\u6210\u5458\u8bbf\u95ee\uff1a\u4f7f\u7528 arraynamerow \u8bbf\u95ee\u4e8c\u7ef4\u6570\u7ec4\u6210\u5458\uff0c\u5176\u4e2d row \u4e3a\u884c\u7d22\u5f15\uff0ccolumn \u4e3a\u5217\u7d22\u5f15\u3002\u521d\u59cb\u5316\u6570\u7ec4\uff1a\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668 int[][] myarray = new int[][] {&#8230;} \u6216\u5faa\u73af\u6765\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111720485553086.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n<p><strong>\u5b9a\u4e49\u65b9\u5f0f\uff1a<\/strong><\/p>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u5b9a\u4e49\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n<pre>int[][] arrayName = new int[rows][columns];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<ul>\n<li>arrayName \u662f\u6570\u7ec4\u7684\u540d\u79f0\u3002<\/li>\n<li>rows \u662f\u6570\u7ec4\u7684\u884c\u6570\u3002<\/li>\n<li>columns \u662f\u6570\u7ec4\u7684\u5217\u6570\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5b9a\u4e49\u4e00\u4e2a 3&#215;4 \u7684\u4e8c\u7ef4\u6574\u6570\u6570\u7ec4\uff1a<\/p>\n<pre>int[][] myArray = new int[3][4];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6570\u7ec4\u6210\u5458\u8bbf\u95ee\uff1a<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u8bbf\u95ee\u4e8c\u7ef4\u6570\u7ec4\u7684\u6210\u5458\uff1a<\/p>\n<pre>arrayName[row][column]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff0c\u8bbf\u95ee myArray \u7b2c 2 \u884c\u7b2c 3 \u5217\u7684\u6210\u5458\uff1a<\/p>\n<pre>int value = myArray[1][2];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u521d\u59cb\u5316\u6570\u7ec4\uff1a<\/strong><\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u65b9\u5f0f\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n<ol>\n<li><strong>\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668\uff1a<\/strong><\/li>\n<\/ol>\n<pre>int[][] myArray = new int[][] {\n  {1, 2, 3},\n  {4, 5, 6},\n  {7, 8, 9}\n};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li><strong>\u4f7f\u7528\u5faa\u73af\uff1a<\/strong><\/li>\n<\/ol>\n<pre>for (int row = 0; row &lt; rows; row++) {\n  for (int column = 0; column &lt; columns; column++) {\n    arrayName[row][column] = value;\n  }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5b9a\u4e49\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\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4\uff1a\u5b9a\u4e49\u65b9\u5f0f\uff1a\u4f7f\u7528\u7279\u5b9a\u8bed\u6cd5 int[][] arrayname = new introws \u5b9a\u4e49\uff0c\u5176\u4e2d arrayname \u4e3a\u6570\u7ec4\u540d\u79f0\uff0crows \u4e3a\u884c\u6570\uff0ccolumns \u4e3a\u5217\u6570\u3002\u6210\u5458\u8bbf\u95ee\uff1a\u4f7f\u7528 arraynamerow \u8bbf\u95ee\u4e8c\u7ef4\u6570\u7ec4\u6210\u5458\uff0c\u5176\u4e2d row \u4e3a\u884c\u7d22\u5f15\uff0ccolumn \u4e3a\u5217\u7d22\u5f15\u3002\u521d\u59cb\u5316\u6570\u7ec4\uff1a\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668 int[][] myarray = new int[][] {&#8230;} \u6216\u5faa\u73af\u6765\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\u3002 \u5982\u4f55\u5728 Java \u4e2d\u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4 \u5b9a\u4e49\u65b9\u5f0f\uff1a \u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u5b9a\u4e49\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff1a int[][] arrayName = new int[rows][columns]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b arrayName \u662f\u6570\u7ec4\u7684\u540d\u79f0\u3002 rows \u662f\u6570\u7ec4\u7684\u884c\u6570\u3002 columns \u662f\u6570\u7ec4\u7684\u5217\u6570\u3002 \u4f8b\u5982\uff0c\u5b9a\u4e49\u4e00\u4e2a 3&#215;4 \u7684\u4e8c\u7ef4\u6574\u6570\u6570\u7ec4\uff1a int[][] myArray = new int[3][4]; \u767b\u5f55\u540e\u590d\u5236 \u6570\u7ec4\u6210\u5458\u8bbf\u95ee\uff1a \u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u8bbf\u95ee\u4e8c\u7ef4\u6570\u7ec4\u7684\u6210\u5458\uff1a [&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-40123","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/40123","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=40123"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/40123\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=40123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=40123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=40123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}