{"id":34895,"date":"2024-11-26T14:00:20","date_gmt":"2024-11-26T06:00:20","guid":{"rendered":"https:\/\/fwq.ai\/blog\/34895\/"},"modified":"2024-11-26T14:00:20","modified_gmt":"2024-11-26T06:00:20","slug":"java%e4%b8%ad%e7%9a%84%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%86%99","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/34895\/","title":{"rendered":"java\u4e2d\u7684\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5199"},"content":{"rendered":"

\n java \u4e2d\u521b\u5efa\u548c\u4f7f\u7528\u4e8c\u7ef4\u6570\u7ec4\uff1a\u521b\u5efa\uff1a\u4f7f\u7528 new \u64cd\u4f5c\u7b26\u6307\u5b9a\u884c\u6570\u548c\u5217\u6570\uff0c\u4f8b\u5982 int[][] array = new int3\u3002\u8bbf\u95ee\u5143\u7d20\uff1a\u4f7f\u7528\u4e24\u4e2a\u7d22\u5f15\u6765\u8bbf\u95ee\u5143\u7d20\uff0c\u4f8b\u5982 int element = array0\u3002\u904d\u5386\uff1a\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u904d\u5386\u6bcf\u4e00\u884c\u548c\u5217\uff0c\u4f8b\u5982 for (int i = 0; i <\/p>\n

\"java\u4e2d\u7684\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5199\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5728 Java \u4e2d\u521b\u5efa\u548c\u4f7f\u7528\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n

\u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u4e8c\u7ef4\u6570\u7ec4\u662f\u4e00\u4e2a\u6570\u7ec4\u6570\u7ec4\u3002\u8981\u521b\u5efa\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff0c\u9700\u8981\u6307\u5b9a\u4e24\u4e2a\u7ef4\u5ea6\uff1a\u884c\u6570\u548c\u5217\u6570\u3002\u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a 3 \u884c 4 \u5217\u7684\u4e8c\u7ef4\u6570\u7ec4\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a<\/p>\n

int[][] array = new int[3][4];<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a 3×4 \u7684\u4e8c\u7ef4\u6570\u7ec4\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2a int\u3002<\/p>\n
\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20<\/strong><\/p>\n
\u8981\u8bbf\u95ee\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u9700\u8981\u4f7f\u7528\u4e24\u4e2a\u7d22\u5f15\uff1a\u4e00\u4e2a\u8868\u793a\u884c\u53f7\uff0c\u53e6\u4e00\u4e2a\u8868\u793a\u5217\u53f7\u3002\u4f8b\u5982\uff0c\u8981\u8bbf\u95ee\u7b2c\u4e00\u884c\u7b2c\u4e00\u5217\u7684\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n
int element = array[0][0];<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u904d\u5386\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n
\u53ef\u4ee5\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u6765\u904d\u5386\u4e8c\u7ef4\u6570\u7ec4\u3002\u5185\u5c42\u5faa\u73af\u904d\u5386\u6bcf\u4e00\u884c\uff0c\u5916\u5c42\u5faa\u73af\u904d\u5386\u6bcf\u4e00\u5217\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u6253\u5370\u4e8c\u7ef4\u6570\u7ec4\u7684\u6240\u6709\u5143\u7d20\uff1a<\/p>\n
for (int i = 0; i < array.length; i++) {\n    for (int j = 0; j < array[i].length; j++) {\n        System.out.println(array[i][j]);\n    }\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u586b\u5145\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n
\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u6216\u624b\u52a8\u8d4b\u503c\u6765\u586b\u5145\u4e8c\u7ef4\u6570\u7ec4\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u4f7f\u7528\u5faa\u73af\u5c06\u4e8c\u7ef4\u6570\u7ec4\u586b\u5145\u4e3a 1 \u5230 12 \u7684\u503c\uff1a<\/p>\n
int[][] array = new int[3][4];\n\nint count = 1;\nfor (int i = 0; i < array.length; i++) {\n    for (int j = 0; j < array[i].length; j++) {\n        array[i][j] = count++;\n    }\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f18\u52bf<\/strong><\/p>\n
\u4e8c\u7ef4\u6570\u7ec4\u5728\u7ec4\u7ec7\u548c\u5904\u7406\u6570\u636e\u65f6\u975e\u5e38\u6709\u7528\u3002\u5b83\u4eec\u53ef\u4ee5\u7528\u6765\u8868\u793a\u8868\u683c\u3001\u77e9\u9635\u6216\u5176\u4ed6\u9700\u8981\u6309\u884c\u5217\u7684\u6570\u636e\u7ed3\u6784\u3002<\/p>\n<\/blockquote>\n
\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u7684\u4e8c\u7ef4\u6570\u7ec4\u600e\u4e48\u5199\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":"
java \u4e2d\u521b\u5efa\u548c\u4f7f\u7528\u4e8c\u7ef4\u6570\u7ec4\uff1a\u521b\u5efa\uff1a\u4f7f\u7528 new \u64cd\u4f5c\u7b26\u6307\u5b9a\u884c\u6570\u548c\u5217\u6570\uff0c\u4f8b\u5982 int[][] array = new int3\u3002\u8bbf\u95ee\u5143\u7d20\uff1a\u4f7f\u7528\u4e24\u4e2a\u7d22\u5f15\u6765\u8bbf\u95ee\u5143\u7d20\uff0c\u4f8b\u5982 int element = array0\u3002\u904d\u5386\uff1a\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u904d\u5386\u6bcf\u4e00\u884c\u548c\u5217\uff0c\u4f8b\u5982 for (int i = 0; i \u5982\u4f55\u5728 Java \u4e2d\u521b\u5efa\u548c\u4f7f\u7528\u4e8c\u7ef4\u6570\u7ec4 \u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u4e8c\u7ef4\u6570\u7ec4\u662f\u4e00\u4e2a\u6570\u7ec4\u6570\u7ec4\u3002\u8981\u521b\u5efa\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff0c\u9700\u8981\u6307\u5b9a\u4e24\u4e2a\u7ef4\u5ea6\uff1a\u884c\u6570\u548c\u5217\u6570\u3002\u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a 3 \u884c 4 \u5217\u7684\u4e8c\u7ef4\u6570\u7ec4\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a int[][] array = new int[3][4]; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a 3×4 \u7684\u4e8c\u7ef4\u6570\u7ec4\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2a int\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20 \u8981\u8bbf\u95ee\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u9700\u8981\u4f7f\u7528\u4e24\u4e2a\u7d22\u5f15\uff1a\u4e00\u4e2a\u8868\u793a\u884c\u53f7\uff0c\u53e6\u4e00\u4e2a\u8868\u793a\u5217\u53f7\u3002\u4f8b\u5982\uff0c\u8981\u8bbf\u95ee\u7b2c\u4e00\u884c\u7b2c\u4e00\u5217\u7684\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a int element = array[0][0]; \u767b\u5f55\u540e\u590d\u5236 \u904d\u5386\u4e8c\u7ef4\u6570\u7ec4 \u53ef\u4ee5\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u6765\u904d\u5386\u4e8c\u7ef4\u6570\u7ec4\u3002\u5185\u5c42\u5faa\u73af\u904d\u5386\u6bcf\u4e00\u884c\uff0c\u5916\u5c42\u5faa\u73af\u904d\u5386\u6bcf\u4e00\u5217\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u6253\u5370\u4e8c\u7ef4\u6570\u7ec4\u7684\u6240\u6709\u5143\u7d20\uff1a for (int i = 0; […]<\/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-34895","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/34895","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=34895"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/34895\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=34895"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=34895"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=34895"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}