地图如何实现点击地市区域联动表格显示该地市区域数据,再次点击该区域则联动表格返回到该地市所在省份然后表格显示省份数据
${if(TYPE=="QY"&&LEN(cs)>0," and B.area_id='"+cs+"'",
if(TYPE=="DQ"&&LEN(cs)>0," and B.region_id='"+cs+"'",
if(TYPE=="XM"&&LEN(cs)>0," and a.proj_id='"+cs+"'","")))}