{"id":39805,"date":"2024-11-26T12:11:11","date_gmt":"2024-11-26T04:11:11","guid":{"rendered":"https:\/\/fwq.ai\/blog\/39805\/"},"modified":"2024-11-26T12:11:11","modified_gmt":"2024-11-26T04:11:11","slug":"%e6%80%8e%e4%b9%88%e8%af%bb%e5%8f%96java%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84%e7%9a%84%e5%88%97","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/39805\/","title":{"rendered":"\u600e\u4e48\u8bfb\u53d6java\u4e8c\u7ef4\u6570\u7ec4\u7684\u5217"},"content":{"rendered":"<blockquote><p>\n  \u8bfb\u53d6 java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5217\u9700\u8981\u5206\u6b65\u8fdb\u884c\uff1a\u786e\u5b9a\u5217\u6570\uff1a\u8ba1\u7b97\u6570\u7ec4\u7684\u7b2c\u4e8c\u7ef4\u957f\u5ea6\u3002\u904d\u5386\u5217\uff1a\u4f7f\u7528 for \u5faa\u73af\u4f9d\u6b21\u904d\u5386\u6570\u7ec4\u7684\u7b2c\u4e8c\u7ef4\u7d22\u5f15\uff08\u5217\u7d22\u5f15\uff09\u3002\u8bbf\u95ee\u5143\u7d20\uff1a\u5bf9\u4e8e\u6bcf\u4e2a\u5217\u7d22\u5f15\uff0c\u4f7f\u7528\u6570\u7ec4\u7684\u7b2c\u4e00\u7ef4\u7d22\u5f15\uff08\u884c\u7d22\u5f15\uff09\u8bbf\u95ee\u8be5\u5217\u4e2d\u7684\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111710342797757.jpg\" class=\"aligncenter\" title=\"\u600e\u4e48\u8bfb\u53d6java\u4e8c\u7ef4\u6570\u7ec4\u7684\u5217\u63d2\u56fe\" alt=\"\u600e\u4e48\u8bfb\u53d6java\u4e8c\u7ef4\u6570\u7ec4\u7684\u5217\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55 \u8bfb\u53d6 Java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5217<\/strong><\/p>\n<p>Java \u4e2d\u7684\u4e8c\u7ef4\u6570\u7ec4\u662f\u4e00\u4e2a\u5305\u542b\u6570\u7ec4\u5143\u7d20\u7684\u77e9\u5f62\u7f51\u683c\u3002\u8bfb\u53d6\u6570\u7ec4\u7684\u5217\u9700\u8981\u5206\u6b65\u8fdb\u884c\u3002<\/p>\n<p><strong>\u6b65\u9aa4\uff1a<\/strong><\/p>\n<ol>\n<li> <strong>\u786e\u5b9a\u5217\u6570\uff1a<\/strong>\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u5217\u7684\u6570\u91cf\u7b49\u4e8e\u6570\u7ec4\u7684\u7b2c\u4e8c\u7ef4\u957f\u5ea6\u3002<\/li>\n<li> <strong>\u904d\u5386\u5217\uff1a<\/strong>\u4f7f\u7528 for \u5faa\u73af\u904d\u5386\u6570\u7ec4\u7684\u7b2c\u4e8c\u7ef4\u7d22\u5f15\uff08\u5217\u7d22\u5f15\uff09\u3002<\/li>\n<li> <strong>\u8bbf\u95ee\u5143\u7d20\uff1a<\/strong>\u5bf9\u4e8e\u6bcf\u4e2a\u5217\u7d22\u5f15\uff0c\u4f7f\u7528\u6570\u7ec4\u7684\u7b2c\u4e00\u7ef4\u7d22\u5f15\uff08\u884c\u7d22\u5f15\uff09\u8bbf\u95ee\u8be5\u5217\u4e2d\u7684\u5143\u7d20\u3002<\/li>\n<\/ol>\n<p><strong>\u793a\u4f8b\u4ee3\u7801\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[][] arr = {\n    {1, 2, 3},\n    {4, 5, 6},\n    {7, 8, 9}\n};\n\n\/\/ \u786e\u5b9a\u5217\u6570\nint numCols = arr[0].length;\n\n\/\/ \u904d\u5386\u5217\nfor (int col = 0; col &lt; numCols; col++) {\n    \/\/ \u6253\u5370\u5217\u4e2d\u7684\u5143\u7d20\n    System.out.println(\"\u5217 \" + (col + 1) + \"\uff1a\");\n    for (int row = 0; row &lt; arr.length; row++) {\n        System.out.print(arr[row][col] + \" \");\n    }\n    System.out.println();\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u8f93\u51fa\uff1a<\/strong><\/p>\n<pre>\u5217 1\uff1a\n1 4 7 \n\u5217 2\uff1a\n2 5 8 \n\u5217 3\uff1a\n3 6 9 <\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u600e\u4e48\u8bfb\u53d6java\u4e8c\u7ef4\u6570\u7ec4\u7684\u5217\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>\u8bfb\u53d6 java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5217\u9700\u8981\u5206\u6b65\u8fdb\u884c\uff1a\u786e\u5b9a\u5217\u6570\uff1a\u8ba1\u7b97\u6570\u7ec4\u7684\u7b2c\u4e8c\u7ef4\u957f\u5ea6\u3002\u904d\u5386\u5217\uff1a\u4f7f\u7528 for \u5faa\u73af\u4f9d\u6b21\u904d\u5386\u6570\u7ec4\u7684\u7b2c\u4e8c\u7ef4\u7d22\u5f15\uff08\u5217\u7d22\u5f15\uff09\u3002\u8bbf\u95ee\u5143\u7d20\uff1a\u5bf9\u4e8e\u6bcf\u4e2a\u5217\u7d22\u5f15\uff0c\u4f7f\u7528\u6570\u7ec4\u7684\u7b2c\u4e00\u7ef4\u7d22\u5f15\uff08\u884c\u7d22\u5f15\uff09\u8bbf\u95ee\u8be5\u5217\u4e2d\u7684\u5143\u7d20\u3002 \u5982\u4f55 \u8bfb\u53d6 Java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5217 Java \u4e2d\u7684\u4e8c\u7ef4\u6570\u7ec4\u662f\u4e00\u4e2a\u5305\u542b\u6570\u7ec4\u5143\u7d20\u7684\u77e9\u5f62\u7f51\u683c\u3002\u8bfb\u53d6\u6570\u7ec4\u7684\u5217\u9700\u8981\u5206\u6b65\u8fdb\u884c\u3002 \u6b65\u9aa4\uff1a \u786e\u5b9a\u5217\u6570\uff1a\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u5217\u7684\u6570\u91cf\u7b49\u4e8e\u6570\u7ec4\u7684\u7b2c\u4e8c\u7ef4\u957f\u5ea6\u3002 \u904d\u5386\u5217\uff1a\u4f7f\u7528 for \u5faa\u73af\u904d\u5386\u6570\u7ec4\u7684\u7b2c\u4e8c\u7ef4\u7d22\u5f15\uff08\u5217\u7d22\u5f15\uff09\u3002 \u8bbf\u95ee\u5143\u7d20\uff1a\u5bf9\u4e8e\u6bcf\u4e2a\u5217\u7d22\u5f15\uff0c\u4f7f\u7528\u6570\u7ec4\u7684\u7b2c\u4e00\u7ef4\u7d22\u5f15\uff08\u884c\u7d22\u5f15\uff09\u8bbf\u95ee\u8be5\u5217\u4e2d\u7684\u5143\u7d20\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[][] arr = { {1, 2, 3}, {4, 5, 6}, {7, 8, 9} }; \/\/ \u786e\u5b9a\u5217\u6570 int numCols = arr[0].length; \/\/ \u904d\u5386\u5217 for (int col = 0; col &lt; numCols; col++) { \/\/ \u6253\u5370\u5217\u4e2d\u7684\u5143\u7d20 System.out.println(&#8220;\u5217 &#8221; [&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-39805","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39805","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=39805"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39805\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=39805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=39805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=39805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}