{"id":64964,"date":"2025-05-03T13:52:36","date_gmt":"2025-05-03T05:52:36","guid":{"rendered":"https:\/\/fwq.ai\/blog\/64964\/"},"modified":"2025-05-03T13:52:36","modified_gmt":"2025-05-03T05:52:36","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-java-%e5%b0%86%e5%a4%9a%e8%a1%8c%e6%95%b0%e6%8d%ae%e8%bd%ac%e6%8d%a2%e4%b8%ba%e8%a1%8c%e5%88%97%e6%a0%bc%e5%bc%8f%ef%bc%9f-3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/64964\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Java \u5c06\u591a\u884c\u6570\u636e\u8f6c\u6362\u4e3a\u884c\u5217\u683c\u5f0f\uff1f"},"content":{"rendered":"

\"\u5982\u4f55\u4f7f\u7528<\/p>\n

java \u5982\u4f55\u8f6c\u6362\u591a\u884c\u6570\u636e\u6210\u884c\u5217\u683c\u5f0f<\/strong><\/p>\n

\u6e90\u6570\u636e\u901a\u5e38\u7531\u591a\u884c\u6570\u636e\u7ec4\u6210\uff0c\u9700\u8981\u8f6c\u6362\u6210\u884c\u5217\u683c\u5f0f\u4ee5\u8fdb\u884c\u8fdb\u4e00\u6b65\u5206\u6790\u5904\u7406\u3002java \u4e2d\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\u6b64\u8f6c\u6362\u3002<\/p>\n

\u884c\u8f6c\u5217\u65b9\u6cd5<\/strong><\/p>\n

\u884c\u8f6c\u5217\u662f\u5c06\u4e00\u884c\u6570\u636e\u8f6c\u6362\u4e3a\u591a\u5217\u7684\u8fc7\u7a0b\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5b9e\u73b0\uff1a<\/p>\n

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

    \n
  1. \u5c06\u6e90\u6570\u636e\u8bfb\u53d6\u5230\u4e8c\u7ef4\u6570\u7ec4\u4e2d\uff0c\u5176\u4e2d\u6bcf\u4e00\u884c\u5bf9\u5e94\u4e00\u6761\u6570\u636e\u8bb0\u5f55\u3002<\/li>\n
  2. \u521b\u5efa\u65b0\u7684\u6570\u7ec4\u6765\u5b58\u50a8\u8f6c\u6362\u540e\u7684\u6570\u636e\uff0c\u5176\u4e2d\u6bcf\u4e00\u5217\u5bf9\u5e94\u6e90\u6570\u636e\u4e2d\u7684\u4e00\u4e2a\u5b57\u6bb5\u3002<\/li>\n
  3. \u904d\u5386\u6e90\u6570\u636e\u4e2d\u7684\u6bcf\u4e00\u884c\uff0c\u5e76\u5c06\u5176\u5404\u4e2a\u5b57\u6bb5\u63d0\u53d6\u5230\u8f6c\u6362\u540e\u6570\u7ec4\u4e2d\u5bf9\u5e94\u7684\u4f4d\u7f6e\u3002<\/li>\n<\/ol>\n

    \u4ee3\u7801\u793a\u4f8b<\/strong><\/p>\n

    \u4ee5\u4e0b java \u4ee3\u7801\u6f14\u793a\u4e86\u5982\u4f55\u5c06\u7ed9\u5b9a\u7684\u6e90\u6570\u636e\u8f6c\u6362\u4e3a\u884c\u5217\u683c\u5f0f\uff1a<\/p>\n

    import java.util.arrays;\n\npublic class dataconversion {\n\n    public static void main(string[] args) {\n\n        \/\/ \u6e90\u6570\u636e\uff08\u884c\u7ed3\u6784\uff09\n        string[][] sourcedata = {\n            {\"class one\", \"1\", \"english\", \"84\"},\n            {\"class one\", \"1\", \"math\", \"77\"},\n            {\"class one\", \"1\", \"pe\", \"69\"},\n            {\"class one\", \"2\", \"english\", \"81\"},\n            {\"class one\", \"2\", \"math\", \"80\"}\n        };\n\n        \/\/ \u884c\u8f6c\u5217\u8f6c\u6362\n        string[][] transposeddata = transpose(sourcedata);\n\n        \/\/ \u8f93\u51fa\u8f6c\u6362\u540e\u7684\u6570\u636e\uff08\u5217\u7ed3\u6784\uff09\n        for (string[] row : transposeddata) {\n            system.out.println(arrays.tostring(row));\n        }\n    }\n\n    private static string[][] transpose(string[][] data) {\n        int rows = data.length;\n        int cols = data[0].length;\n\n        \/\/ \u521d\u59cb\u5316\u8f6c\u6362\u540e\u6570\u7ec4\n        string[][] transposeddata = new string[cols][rows];\n\n        \/\/ \u884c\u8f6c\u5217\n        for (int i = 0; i < rows; i++) {\n            for (int j = 0; j < cols; j++) {\n                transposeddata[j][i] = data[i][j];\n            }\n        }\n\n        return transposeddata;\n    }\n}<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u8fd0\u884c\u6b64\u4ee3\u7801\uff0c\u5c06\u8f93\u51fa\u4ee5\u4e0b\u8f6c\u6362\u540e\u7684\u884c\u5217\u6570\u636e\uff1a<\/p>\n
    [Class one, 1, 84, 77, 69]\n[1, 2, 81, 80, null]\n[English, Math, PE, null, null]<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 Java \u5c06\u591a\u884c\u6570\u636e\u8f6c\u6362\u4e3a\u884c\u5217\u683c\u5f0f\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    java \u5982\u4f55\u8f6c\u6362\u591a\u884c\u6570\u636e\u6210\u884c\u5217\u683c\u5f0f \u6e90\u6570\u636e\u901a\u5e38\u7531\u591a\u884c\u6570\u636e\u7ec4\u6210\uff0c\u9700\u8981\u8f6c\u6362\u6210\u884c\u5217\u683c\u5f0f\u4ee5\u8fdb\u884c\u8fdb\u4e00\u6b65\u5206\u6790\u5904\u7406\u3002java \u4e2d\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\u6b64\u8f6c\u6362\u3002 \u884c\u8f6c\u5217\u65b9\u6cd5 \u884c\u8f6c\u5217\u662f\u5c06\u4e00\u884c\u6570\u636e\u8f6c\u6362\u4e3a\u591a\u5217\u7684\u8fc7\u7a0b\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5b9e\u73b0\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u5c06\u6e90\u6570\u636e\u8bfb\u53d6\u5230\u4e8c\u7ef4\u6570\u7ec4\u4e2d\uff0c\u5176\u4e2d\u6bcf\u4e00\u884c\u5bf9\u5e94\u4e00\u6761\u6570\u636e\u8bb0\u5f55\u3002 \u521b\u5efa\u65b0\u7684\u6570\u7ec4\u6765\u5b58\u50a8\u8f6c\u6362\u540e\u7684\u6570\u636e\uff0c\u5176\u4e2d\u6bcf\u4e00\u5217\u5bf9\u5e94\u6e90\u6570\u636e\u4e2d\u7684\u4e00\u4e2a\u5b57\u6bb5\u3002 \u904d\u5386\u6e90\u6570\u636e\u4e2d\u7684\u6bcf\u4e00\u884c\uff0c\u5e76\u5c06\u5176\u5404\u4e2a\u5b57\u6bb5\u63d0\u53d6\u5230\u8f6c\u6362\u540e\u6570\u7ec4\u4e2d\u5bf9\u5e94\u7684\u4f4d\u7f6e\u3002 \u4ee3\u7801\u793a\u4f8b \u4ee5\u4e0b java \u4ee3\u7801\u6f14\u793a\u4e86\u5982\u4f55\u5c06\u7ed9\u5b9a\u7684\u6e90\u6570\u636e\u8f6c\u6362\u4e3a\u884c\u5217\u683c\u5f0f\uff1a import java.util.arrays; public class dataconversion { public static void main(string[] args) { \/\/ \u6e90\u6570\u636e\uff08\u884c\u7ed3\u6784\uff09 string[][] sourcedata = { {“class one”, “1”, “english”, “84”}, {“class one”, “1”, “math”, “77”}, {“class one”, “1”, “pe”, “69”}, {“class one”, “2”, “english”, “81”}, {“class one”, “2”, […]<\/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-64964","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64964","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=64964"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64964\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=64964"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=64964"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=64964"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}