主题：[求助]求教一个比较复杂的记录导出dbf文件问题！

下面引用由gdlgh在 2007/07/14 08:52am 发表的内容：
这样？
1.建变量%@%
2.在mgha1表的按扭公式
if(SetVariable("%@%","") And EvalFor("jbldfl","备注","SetVariable(""%@%"",[%@%]+""|""+""""""路号"""" ,""""="""",""""""+[路号]+"""""",""""道号"""","""" = """",""""""+[道号]+""""""""+"",""""片号"""", """">="""" ,1,""""片号"""", """"<="""" ,4000"")","操作号", "=" ,[操作号],"最小片号", ">=" ,1,"最大片号", "<=" ,4000) And evalfor("jb","备注","Do(112)",1,1),evalfor("jb","备注","eval(Substitute(""HideRowsFor(""+mid([%@%],1)+"")"",""|"","") And HideRowsFor("")) And Do(114)",1,1) And ExportTextFile("c:\jb.txt",",",char(13),"jb",1),"")