{"id":66434,"date":"2025-05-03T13:23:40","date_gmt":"2025-05-03T05:23:40","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66434\/"},"modified":"2025-05-03T13:23:40","modified_gmt":"2025-05-03T05:23:40","slug":"java%e6%95%b4%e5%9e%8b%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66434\/","title":{"rendered":"java\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5b9a\u4e49"},"content":{"rendered":"<blockquote><p>\n  \u7b54\u6848\uff1ajava\u4e2d\u5b9a\u4e49\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u7684\u8bed\u6cd5\u4e3aint[][] arrayname;\u521b\u5efa\u6570\u7ec4\uff1anew int[\u884c\u6570][\u5217\u6570]\u8bbf\u95ee\u5143\u7d20\uff1aarrayname[rowindex][columnindex]\u8d4b\u503c\uff1aarrayname[rowindex][columnindex] = value\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/16\/2024111603371617961.jpg\" class=\"aligncenter\" title=\"java\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5b9a\u4e49\u63d2\u56fe\" alt=\"java\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5b9a\u4e49\u63d2\u56fe\" \/><\/p>\n<p><strong>java\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u5b9a\u4e49<\/strong><\/p>\n<p>Java \u4e2d\u5b9a\u4e49\u4e00\u4e2a\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u7684\u8bed\u6cd5\u4e3a\uff1a<\/p>\n<pre>int[][] arrayName;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff0c\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a numbers \u7684 3&#215;4 \u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n<pre>int[][] numbers = new int[3][4];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cnew \u5173\u952e\u5b57\u8868\u793a\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\uff0c[3] \u8868\u793a\u6570\u7ec4\u7684\u884c\u6570\uff0c[4] \u8868\u793a\u6570\u7ec4\u7684\u5217\u6570\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u4e8c\u7ef4\u6570\u7ec4\u53ef\u4ee5\u60f3\u8c61\u6210\u4e00\u4e2a\u8868\u683c\uff0c\u5176\u4e2d\u884c\u8868\u793a\u6570\u7ec4\u7684\u884c\uff0c\u5217\u8868\u793a\u6570\u7ec4\u7684\u5217\u3002\u6570\u7ec4\u5143\u7d20\u53ef\u4ee5\u901a\u8fc7\u5176\u884c\u548c\u5217\u7d22\u5f15\u8fdb\u884c\u8bbf\u95ee\u3002<\/p>\n<pre>numbers[rowIndex][columnIndex] = value;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u5c06\u503c 10 \u8d4b\u503c\u7ed9 numbers \u6570\u7ec4\u7684\u7b2c\u4e8c\u884c\u7b2c\u4e09\u5217\uff1a<\/p>\n<pre>numbers[1][2] = 10;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8bfb\u53d6\u6570\u7ec4\u5143\u7d20\u7684\u65b9\u5f0f\u4e0e\u8d4b\u503c\u7c7b\u4f3c\uff1a<\/p>\n<pre>int value = numbers[rowIndex][columnIndex];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5b9a\u4e49\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>\u7b54\u6848\uff1ajava\u4e2d\u5b9a\u4e49\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u7684\u8bed\u6cd5\u4e3aint[][] arrayname;\u521b\u5efa\u6570\u7ec4\uff1anew int[\u884c\u6570][\u5217\u6570]\u8bbf\u95ee\u5143\u7d20\uff1aarrayname[rowindex][columnindex]\u8d4b\u503c\uff1aarrayname[rowindex][columnindex] = value java\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u5b9a\u4e49 Java \u4e2d\u5b9a\u4e49\u4e00\u4e2a\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u7684\u8bed\u6cd5\u4e3a\uff1a int[][] arrayName; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff0c\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a numbers \u7684 3&#215;4 \u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\uff1a int[][] numbers = new int[3][4]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0cnew \u5173\u952e\u5b57\u8868\u793a\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\uff0c[3] \u8868\u793a\u6570\u7ec4\u7684\u884c\u6570\uff0c[4] \u8868\u793a\u6570\u7ec4\u7684\u5217\u6570\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4e8c\u7ef4\u6570\u7ec4\u53ef\u4ee5\u60f3\u8c61\u6210\u4e00\u4e2a\u8868\u683c\uff0c\u5176\u4e2d\u884c\u8868\u793a\u6570\u7ec4\u7684\u884c\uff0c\u5217\u8868\u793a\u6570\u7ec4\u7684\u5217\u3002\u6570\u7ec4\u5143\u7d20\u53ef\u4ee5\u901a\u8fc7\u5176\u884c\u548c\u5217\u7d22\u5f15\u8fdb\u884c\u8bbf\u95ee\u3002 numbers[rowIndex][columnIndex] = value; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u5c06\u503c 10 \u8d4b\u503c\u7ed9 numbers \u6570\u7ec4\u7684\u7b2c\u4e8c\u884c\u7b2c\u4e09\u5217\uff1a numbers[1][2] = 10; \u767b\u5f55\u540e\u590d\u5236 \u8bfb\u53d6\u6570\u7ec4\u5143\u7d20\u7684\u65b9\u5f0f\u4e0e\u8d4b\u503c\u7c7b\u4f3c\uff1a int value = numbers[rowIndex][columnIndex]; \u767b\u5f55\u540e\u590d\u5236 \u4ee5\u4e0a\u5c31\u662fjava\u6574\u578b\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5b9a\u4e49\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/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-66434","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66434","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=66434"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66434\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}