摘要:
基于ArcEngine实现分组统计面积的功能IQueryFilter qf=new QueryFilterClass(); qf.subfield="qsdwdm,qsxz,dlbm,sum(mj) as mj,sum(tkmj) as tkmj"qf .whereclause=""; (IQueryFilterDefinition)qf.PostfixClause="group by qsdwdm,qsxz,blbm order by blbm "; IFeautureClass fc=OpenFeatureClass(LayerN 阅读全文
摘要:
安装Visual Studio 2008系统要求 1.1 支持的体系结构: x86 x64 (WOW) 不支持 IA64 1.2 支持的操作系统 Microsoft Windows XP Professional x64 Edition (WOW) Microsoft Windows XP Professional SP2 Microsoft Windows XP Home Edition SP2 Microsoft Windows XP Media Edition 2002 SP2 Microsoft Windows XP Media Edition 2004 SP2 Microsoft W 阅读全文