<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[魔尊]]></title><description><![CDATA[做IT为了什么，为了钱，一切的一切向钱看]]></description><link>https://blog.youkuaiyun.com/lchjava</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; lchjava]]></copyright><item><title><![CDATA[EXCEL中单值、一维、二维多条件查找并求和]]></title><link>https://blog.youkuaiyun.com/lchjava/article/details/146373235</link><guid>https://blog.youkuaiyun.com/lchjava/article/details/146373235</guid><author>lchjava</author><pubDate>Wed, 19 Mar 2025 16:03:06 +0800</pubDate><description><![CDATA[根据数据结构选择合适公式即可实现横纵条件求和。若需根据行标题和列标题查找交叉点的。（含行、列条件字段），直接用。若需对符合行和列条件的。]]></description><category></category></item><item><title><![CDATA[POI教程]]></title><link>https://blog.youkuaiyun.com/lchjava/article/details/5447098</link><guid>https://blog.youkuaiyun.com/lchjava/article/details/5447098</guid><author>lchjava</author><pubDate>Sat, 03 Apr 2010 09:50:00 +0800</pubDate><description><![CDATA[1.创建工作簿 (WORKBOOK)    HSSFWorkbook wb = new HSSFWorkbook();    FileOutputStream fileOut = new FileOutputStream("workbook.xls");    wb.write(fileOut);    fileOut.close();2.创建工作表（SHEET）    HSSFWorkbook ]]></description><category></category></item></channel></rss>