{"id":35063,"date":"2024-11-26T12:00:52","date_gmt":"2024-11-26T04:00:52","guid":{"rendered":"https:\/\/fwq.ai\/blog\/35063\/"},"modified":"2024-11-26T12:00:52","modified_gmt":"2024-11-26T04:00:52","slug":"java%e6%80%8e%e4%b9%88%e5%be%97%e5%88%b0%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84%e5%88%97%e5%80%bc","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/35063\/","title":{"rendered":"java\u600e\u4e48\u5f97\u5230\u4e8c\u7ef4\u6570\u7ec4\u5217\u503c"},"content":{"rendered":"

\n \u5728 java \u4e2d\uff0c\u6309\u5217\u83b7\u53d6\u4e8c\u7ef4\u6570\u7ec4\u7684\u503c\u7684\u6b65\u9aa4\uff1a\u5b9a\u4e49\u6570\u7ec4\u5e76\u83b7\u53d6\u884c\u6570\u3002\u904d\u5386\u5404\u5217\uff080 \u81f3\u884c\u6570\u51cf 1\uff09\u3002\u5728\u6bcf\u5217\u4e2d\uff0c\u904d\u5386\u5404\u884c\uff080 \u81f3\u884c\u6570\u51cf 1\uff09\u3002\u4f7f\u7528 arri \u8bbf\u95ee\u6bcf\u4e00\u884c\u7684\u5217\u503c\uff08i \u4e3a\u884c\u7d22\u5f15\uff0cj \u4e3a\u5217\u7d22\u5f15\uff09\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u5f97\u5230\u4e8c\u7ef4\u6570\u7ec4\u5217\u503c\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u83b7\u53d6 Java \u4e2d\u4e8c\u7ef4\u6570\u7ec4\u7684\u5217\u503c<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u83b7\u53d6\u4e8c\u7ef4\u6570\u7ec4\u7684\u5217\u503c\uff1a<\/p>\n

1. \u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n

\u9996\u5148\uff0c\u5b9a\u4e49\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff0c\u4f8b\u5982\uff1a<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

int[][] arr = {\n    {1, 2, 3},\n    {4, 5, 6},\n    {7, 8, 9}\n};<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
2. \u83b7\u53d6\u5217\u6570<\/strong><\/p>\n
\u4f7f\u7528 arr.length \u83b7\u53d6\u6570\u7ec4\u7684\u884c\u6570\uff0c\u5373\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u7684\u4e00\u7ef4\u6570\u7ec4\u7684\u6570\u91cf\u3002<\/p>\n
3. \u904d\u5386\u6bcf\u4e00\u5217<\/strong><\/p>\n
\u4f7f\u7528 for \u5faa\u73af\u904d\u5386\u6bcf\u4e00\u5217\uff0c\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u5230\u5217\u6570\u51cf 1\u3002<\/p>\n
4. \u83b7\u53d6\u6bcf\u4e00\u884c\u7684\u5217\u503c<\/strong><\/p>\n
\u5728\u6bcf\u4e00\u5217\u7684 for \u5faa\u73af\u4e2d\uff0c\u518d\u4f7f\u7528\u53e6\u4e00\u4e2a for \u5faa\u73af\u904d\u5386\u6bcf\u4e00\u884c\uff0c\u540c\u6837\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u5230\u884c\u6570\u51cf 1\u3002\u5728\u5185\u5c42\u5faa\u73af\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 arr[i][j] \u8bbf\u95ee\u6bcf\u4e00\u884c\u7684\u5217\u503c\uff0c\u5176\u4e2d i \u662f\u884c\u7d22\u5f15\uff0cj \u662f\u5217\u7d22\u5f15\u3002<\/p>\n
\u793a\u4f8b\u4ee3\u7801\uff1a<\/strong><\/p>\n
\/\/ \u83b7\u53d6\u4e8c\u7ef4\u6570\u7ec4 arr \u7684\u5217\u503c\nfor (int j = 0; j < arr[0].length; j++) {\n    \/\/ \u9010\u884c\u6253\u5370\u6bcf\u4e00\u5217\u7684\u503c\n    for (int i = 0; i < arr.length; i++) {\n        System.out.print(arr[i][j] + \" \");\n    }\n    System.out.println();\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u8f93\u51fa\uff1a<\/strong><\/p>\n
1 4 7\n2 5 8\n3 6 9<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5f97\u5230\u4e8c\u7ef4\u6570\u7ec4\u5217\u503c\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":"
\u5728 java \u4e2d\uff0c\u6309\u5217\u83b7\u53d6\u4e8c\u7ef4\u6570\u7ec4\u7684\u503c\u7684\u6b65\u9aa4\uff1a\u5b9a\u4e49\u6570\u7ec4\u5e76\u83b7\u53d6\u884c\u6570\u3002\u904d\u5386\u5404\u5217\uff080 \u81f3\u884c\u6570\u51cf 1\uff09\u3002\u5728\u6bcf\u5217\u4e2d\uff0c\u904d\u5386\u5404\u884c\uff080 \u81f3\u884c\u6570\u51cf 1\uff09\u3002\u4f7f\u7528 arri \u8bbf\u95ee\u6bcf\u4e00\u884c\u7684\u5217\u503c\uff08i \u4e3a\u884c\u7d22\u5f15\uff0cj \u4e3a\u5217\u7d22\u5f15\uff09\u3002 \u5982\u4f55\u83b7\u53d6 Java \u4e2d\u4e8c\u7ef4\u6570\u7ec4\u7684\u5217\u503c \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u83b7\u53d6\u4e8c\u7ef4\u6570\u7ec4\u7684\u5217\u503c\uff1a 1. \u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4 \u9996\u5148\uff0c\u5b9a\u4e49\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff0c\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[][] arr = { {1, 2, 3}, {4, 5, 6}, {7, 8, 9} }; \u767b\u5f55\u540e\u590d\u5236 2. \u83b7\u53d6\u5217\u6570 \u4f7f\u7528 arr.length \u83b7\u53d6\u6570\u7ec4\u7684\u884c\u6570\uff0c\u5373\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u7684\u4e00\u7ef4\u6570\u7ec4\u7684\u6570\u91cf\u3002 3. \u904d\u5386\u6bcf\u4e00\u5217 \u4f7f\u7528 for \u5faa\u73af\u904d\u5386\u6bcf\u4e00\u5217\uff0c\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u5230\u5217\u6570\u51cf 1\u3002 4. \u83b7\u53d6\u6bcf\u4e00\u884c\u7684\u5217\u503c \u5728\u6bcf\u4e00\u5217\u7684 for \u5faa\u73af\u4e2d\uff0c\u518d\u4f7f\u7528\u53e6\u4e00\u4e2a for […]<\/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-35063","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/35063","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=35063"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/35063\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=35063"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=35063"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=35063"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}