{"id":183978,"date":"2024-11-10T09:19:20","date_gmt":"2024-11-10T01:19:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183978\/"},"modified":"2024-11-10T09:19:21","modified_gmt":"2024-11-10T01:19:21","slug":"%e4%bd%bf%e7%94%a8poi%e5%b7%a5%e5%85%b7%e5%b0%87web%e9%a0%85%e7%9b%ae%e6%95%b8%e6%93%9a%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab-web%e9%a0%85%e7%9b%aepoi%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183978\/","title":{"rendered":"\u4f7f\u7528POI\u5de5\u5177\u5c07Web\u9805\u76ee\u6578\u64da\u5c0e\u5165\u6578\u64da\u5eab (web\u9805\u76eepoi\u5c0e\u5165\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 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{\n                    switch (cell.getCellType()) {\n                        case STRING:\n                            System.out.print(cell.getStringCellValue() + \"t\");\n                            break;\n                        case NUMERIC:\n                            System.out.print(cell.getNumericCellValue() + \"t\");\n                            break;\n                        \/\/ \u53ef\u4ee5\u6839\u64da\u9700\u8981\u6dfb\u52a0\u5176\u4ed6\u985e\u578b\u7684\u8655\u7406\n                    }\n                }\n                System.out.println();\n            }\n        } catch (IOException e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n<h3 id=\"3-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab-VCLjzIVBnx\">3. \u9023\u63a5\u6578\u64da\u5eab<\/h3>\n<p>\u5728\u8b80\u53d6\u6578\u64da\u5f8c\uff0c\u60a8\u9700\u8981\u9023\u63a5\u5230\u6578\u64da\u5eab\u3002\u9019\u901a\u5e38\u6d89\u53ca\u5230\u4f7f\u7528JDBC\uff08Java Database Connectivity\uff09\u4f86\u5efa\u7acb\u9023\u63a5\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u9023\u63a5MySQL\u6578\u64da\u5eab\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nimport java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.SQLException;\n\npublic class DatabaseConnection {\n    public static Connection getConnection() {\n        String url = \"jdbc:mysql:\/\/localhost:3306\/your_database\";\n        String user = \"your_username\";\n        String password = \"your_password\";\n        Connection connection = null;\n        try {\n            connection = DriverManager.getConnection(url, user, password);\n        } catch (SQLException e) {\n            e.printStackTrace();\n        }\n        return connection;\n    }\n}\n<\/code><\/pre>\n<h3 id=\"4-%e5%b0%87%e6%95%b8%e6%93%9a%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab-VCLjzIVBnx\">4. 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